Foreword
Power factor correction (pfc) technology is an integral part of modern power management systems, especially in such areas as the consumption of electronics, electrical tools and industrial power sources. With increasing global energy efficiency and electrical quality requirements, the pfc control chip plays a key role in optimizing input current waveforms, increasing power factors and reducing harmonic interference, providing more efficient and stable power solutions for equipment。
Traditional pfc control methods often require complex circuit design and additional hardware support, while modern pfc control chips significantly simplify system structures through integrated design. These chips, which are based on the crm (cross lead mode) and ccm (continued guidance model) control models, effectively reduce switch losses and emi problems while achieving high power factors through advanced current detection and control algorithms to meet more efficient and environmentally friendly electricity needs. In the crm model in particular, the ability of the chip to achieve wave-guided, has effectively enhanced efficiency and performance, making it the preferred medium- and low-power application。
In order to help engineers gain a better understanding of the pfcs chips and related cases, the charge headline network is based on the dismantling of the database. The pfc controller chips and related cases, launched by various brands, have been aggregated to help engineers quickly understand and assess the performance of individual pfc controllers in real products。
The charge headline network will then conduct an in-depth analysis of the above-mentioned pfc controller chip, which has already been applied in a variety of end products, and will be followed by a decomposition report for the corresponding product at the end of each chip presentation, which will provide the engineers with more information of reference value for their design selection and programme evaluation。
The rankings are in no order and are in order by the first letter of the enterprise。
Bps crystal and smart source bp83223
Bp83223 is a high power factor that combines 650v high-pressure gan power tubes, a back-to-back back-heat control chip with high-pressure activation and input of electro-voltage sampling circuits, capable of achieving high-precision constant-pressure output with very few peripheral elements, and low-flow condensation. Use the ton time control mechanism and pf enhancement algorithm to meet the new erp standard light-load sub-wave harmonization requirements。
Chips support acoustic resonance work model (bcm and dcm) to increase efficiency and emi performance through bottom-opening, built-in dynamic acceleration modules to increase load response speed and optimize efficiency under different loads through frequency regression techniques. Multiple protection mechanisms include restriction of flow, short circuits, overpressure, underpressure, heat, etc., using esop-10 suits。
Application cases:
1 dismantling report: nubia triazine 100w fast charger
Champion electronic cost cm6500
The pfc controller comes from the rainbow crown, model cm6500, an epa/90+ zvs-like pfc controller designed specifically for high-efficiency power under full and light loads, using sop-14 seals。
Application cases:
1 dismantling report: digital power source for the digital modulus digital module dm-850g 850w atx3. 1
2. Dismantling report: 1000 w atx3. 0 platinum complete module power source
3. Dismantling report: full-module power source, 850 w haute, atx3. 1
Dismantling report: great wall 730w platinum server power
5. Dismantling report: mu-7550g version of the ax3. 0 gold full module power supply in quino valley
6 dismantling report: gl-1250 kl-1250g atx3. 0 gold all-modular power source in shibuya
Dismantling report: 1000 wkunlen mu-1000g cool black atx3. 0 gold full module power supply
Dismantling report: mvp k1000, 100 w gold
Rainbow crown cm6502s
The pfc pressurizer uses rainbow crown cm6502s, an epa/90+zvs-like pfc controller designed for high-efficiency power under full and light loads。
Application cases:
1 dismantling report: sfx power source for the full sfx modulation of 750 w platinum in american merchant eichmann
2. Internal roma silicon carbide diode to dismantle the full-model sfx power source of 650 w in kunlong valley
Chipown c. P. P. P. 8280
Pn 8280 is a power factor correction (pfc) controller that provides protection of the start-up time series and systems with llc communications. Internal integration has become soft start-up and soft shut-down, with precise feedback voltage adjustments, very low availability and quick lock-in restart mechanisms. In order to improve the efficiency of the system as a whole, pn 8280 was able to enter intermittent working patterns with low loads。
Pn 8280 can also be designed with flyback or llc control chips to achieve efficient and reliable power. It applies to a variety of areas, including desktops, single power, lcd television power, notebook adapters, etc. The applicable power ranges from 90 w to 500 w, using sop8 packages。
Application cases:
1 dismantling report: belkin 11 plus 1 professional gan extension wood
Diodessal6562a
Diodes al6562a is a critical mode pfc controller with critical mode control, chips with low-start and low-static currents, built-in totem pole output, regulated output voltage protection, and so8 envelopes。
Application cases:
1 dismantling report: meya 120w magnetic suction orbit
Dk dk 3601a
The pfc controller comes from the eastern semiconductor, model dk3601a. The chip is operated in a critical conductive mode, with output overpressure, flow protection, and an internal x-capable discharge, using sop8 envelopes。
Application cases:
1 dismantling report: sugar mill 160w 4c1a small electrocution ultra
Hynetek, tae hui, hp 1011
Hp1011 is a highly flexible digital power factor correction (pfc) controller designed to drive a two-way interlocking pfc level. Each phase of the whole-stream diode bridge and the double stagger transformer consists of a fast switching stage driven by the pwm switch frequency and a fast recovery of the diode, consisting of a double staggered pfc。
Hp1011 supported the closure of a pwm channel under light-load conditions, thus achieving light-load efficiency. The controller provides input voltage, current and power rms values and transmits this information to microcontrolers via i2c and uart interfaces. Hp1011 is powered by a single 3. 3v power source, sealed with 4mm x 4mm qfn-24l and operating environment temperature ranges from -40°c to +125°c。
Application cases:
1 dismantling report: new energy vehicle charger, maigen electric 3500w
Joulwat jaewalt jw1571
The pfc pressurizer is derived from jawat, model jw1571, a critical mode pfc pressurizer, with a high-precision constant output, with an sop8 envelope, and is suitable for a single-stage pressurization factor correction (pfc) application. The constant conductive time control strategy ensures a high power factor that does not require the input of voltage detection circuits, simplifys system design and saves losses; and reduces switch losses, improves emi performance and achieves significant efficiency gains。
Jw1571 has multiple protective functions, which significantly improve the security and reliability of the system, including vcc uvlo, cs overpressure protection, fb overpressure protection and temperature protection. Support for switch-off power, adapter and lcd television applications。
Application cases:
1 dismantling report: moto motorola 125 w n2n charger
Dismantling report: nitrox 140w 3c1a quick filling plug
Javate jw1572
Jewalt jw1572 is a pressurized pfc controller with a high-precision constant output that applies to single power factor correction. The chip uses constant conductive time control to ensure a high power factor, does not need to enter voltage detection circuits, simplifys system design and reduces wear and tear, and uses sop8 packages。
Application cases:
1 dismantling report: bethinking 130w 2c1a a nitrogen-charging appliance
2. Dismantling report: ggg non-grid switch 119. 3 w n2o power adapter
Dismantling report: lg 90w usb-c n2o fast chargers
Dismantling report: redemptor 140w pd3. 1 n2n fast charger
5. Dismantling report: reconsidering 240w 3c1a+dc n2o desktop chargers
6 dismantling report: aohi 140w 2c1a a nitrogen charger (young version)
7-sic mos of the built-in car code, 200w charger dismantling
Dismantling reports: reconsidering 100w scalding desktop charge
9 dismantling report: dragon treasure 100 w 2c2a quick filling plug
10. Dismantling report: millimetre 140w n2o fast charger
Dismantling report: ank 140w 3c1a acetate chargers
Dismantling report: 100 w double usb-c n2o fast chargers
Javate jw 1962o
Jw1962o is a high-precision constant pressure controller for single-stage boost power factor correction (pfc) applications that uses a constant conductive time control policy that does not require the input of voltage to detect circuits, simplifys system design and reduces wear and tear, and reduces switch losses and increases emi performance and efficiency by crm operations. It has a low-static current, +600ma/-800ma peak fence that is highly driven, supports the efficient operation of high power factors, low thd and wide scope of work, and integrates multiple safety protection functions such as vcc pressure locks, isp overpressure protection, and open circuit feedback protection。
Jw1962o uses sop8 seals and applies to such scenarios as switch-off power (smps), ac-dc adapters, tablet television, etc。
Application cases:
1 dismantling report: the mechanical revolution 100 w n2o chargers
Dismantling report: gpd computer with 100 w nitrous aluminum chargers
Kiwi industries is easy to make kp 2806
Kp 2806 is a high performance, accommodative (qr) pressure booster (boost) constant power factor correction (pfc) controller that works in critical conductivity mode (crm) and intermittent conductivity mode (dcm) adapted to itself。
The kp 2806 chip, which is covered by sot23-6, actually achieves small and precise features through the re-use of multifunctional tube feet, taking up smaller pcb spaces and facilitating smaller volumes and lower design costs for customers。
Application cases:
1 dismantling report: millimetre 100w acetate chargers
2. Dismantling report: cool section 10 superpower charge ultra
3. Dismantling report: cuktech x charge cp
Microchip microchip dspic33fj16gs504
Mcu from microchip technology, model dspic33fj16gs504, with 16-bit dspic33f cpu, high-speed pwm, adc and high-speed comparators for pfc switch drive。
Application cases:
Dismantling report: dale 495w platinum server power
Dismantling report: power supply for the lightweight 460w platinum server
Micro coredspic33fj16gs502
The primary master chip is derived from microchip technology, model dspic33fj16gs502, with 16-bit dspic33f cpu, main frequency 50 mhz for pfc uplift control。
Application cases:
1 dismantling report: dell 1100w platinum server power
Dismantling report: power supply for the lightweight 460w platinum server
Mps core source semiconductor core source mp44018a
The pfc controller is a multi-modal pfc controller with enhanced light load efficiency from the mps core source semiconductor, model mp44018a. Provision of high performance active power factor correction with streamlined external elements. Mp44018a uses valley floor opening to reduce switch losses, with built-in protective features and enhanced dynamic response。
Application cases:
1 dismantling report: n2o fast charger for the saver
2. Dismantling report: millimetre 100w usb-c n2o chargers
Nxp njipurun mc56f82736v
Nxp njipur mc56f82736v for pfc control and output modems in totem poles。
Application cases:
1. Dismantling report: ac-dc bi-direction 2000w retrovertors
2. Dismantling report: electro 2/1000 w outdoor power 1000pro
Ng jipur mc56f82748vlh
Totem pfc controller mc56f82748vlh from nshipur, a digital signal controller with 64kb flash and 8kb sram, with high-resolution pwm output, with 12-bit dac and high-speed adc。
Application cases:
1 dismantling report: migrant 2000w 2009wh outdoor power
Ng jipur mc56f8176v
Pfc controller from nshipur, model mc56f8176v, digital signal controller, chip internal integration high performance 56,800ex kernel, frequency up to 100 mhz, internal integration 128kb flash and 20kb ram, with 48 lqfp sealed。
Application cases:
1. Dismantling report: acacia 2000w platinum server power source
Njipur tea19162t
Tea19162t is a pfc special control chip used to boost current voltage, perform active power factor correction, internal integration of x-capable discharge elements, without external components, integrated soft start and break, support high precision steady pressure boosting and incorporate multiple well-developed protective functions。
Application cases:
1. Dismantling report: redmibook pro 15 notebooks with 100 w pd fast chargers
Dismantling report: mi 90w usb pd fast charger adc90tm
Dismantling report: dell dale notebook 130w usb pd fast charger
Dismantling report: anker powerport atom pd 4,100w charger (a2041)
5. Implementation of the llc high performance structure, domestic first 120 w4 2c2a close to dismantling
6. Dismantling report: 100 w usb pd desktop charger
8 . 100 w hc desktops are fully disassembled with new carbonized silicon diodes and three-way independent output
Dismantling report: glory 135w usb-c power adapter
Dismantling report: the intel nuc mini-host originally installed 120w power adapter
Dismantling report: dell del 165w pd3. 1 n2o power adapter
Dismantling report: millimetre 130w usb-c desktop power adapter
Dismantling report: 140 w n2o in china quick charger
Dismantling report: 150w power adaptor
Dismantling report: dale 240w dc power adapter
Dismantling report: 250 w electric bicycle charger in jeanet
Dismantling report: linking 100w usb-c n2n power adapters
Dismantling report: 135w usb-c fast chargers in china
Dismantling report: tango 100w usb-c fast-charge power adapter
Dismantling report: microsoftsurfacebook3 original 127w charger
Dismantling report: hamaninfinitylab 100w 2a2c azimuthorizer
22, china for high power power, 90w for charger dismantling, launch of acf+2gan architecture
Dismantling report: microsoft xbox series s host 165w power
24, u. S. B. C. 135w quick? The latest chargers are dismantled
Dismantling report: apple's new macbook pro16 labeled 140w nitrous acetate charger
Njipur tea2376dt
Nxp-njipurtea2376dt, a digitized and configurable two-way pfc controller, supports the dcm or qr mode of operation, optimizes efficiency using grain switching, and supports phase and break mode to optimize efficiency at low loads. The chip is fully protected and uses so14。
Application cases:
1 dismantling report: ank 250w 4c2a desktop charger
2. Dismantling report: green w500 n2o chargers
On-bright, bao-bou, ob6560
Embo ob 6560 is an accompaniment of the dcm mode pfc controller, which uses valley-opening to reduce switch losses, has built-in totem pole-driven output, has built-in chips with full protective features and uses sop8 seals。
Application cases:
Dismantling report: 140 w usb-c n2n power adapter
Dismantling report: the green union mfm certified 100w diazepine recharge station
3. National replacement of cores, 100w super fast charge dismantling
4 dismantling report: desktop charger for aluminum aluminum with 160 w 5c3a
5 dismantling report: 100 w super-fast charger in china
Ob6566
Oc6566 is a pfc controller that does not need a support loop to support cycle-by-cycle current limits, multiple protection models, such as high accuracy, adjustable output voltage protection, and audio-noise operations。
Application cases:
1 dismantling report: euro-logical 100w double usb-c nitrogen chargers
Dismantling report: fj fokja 120w dc n2n power adapter
Ob2736w
The pfc boost master control chip uses the ob2736w, a nitrogen-resistant nitrous-coated chip with a 650v nitrogen-resistant nitrogen-resistant power device, custom lsop8-7, with excellent dispersive performance. Chips support high-pressure start-up, and peripheral components are streamlined. Work frequency up to 300 khz, supporting 65w fast-fill applications. The ob2736w series of nitrogen-condensed nitrousium-condensed chips is the bottom locking technology for the patent, the spectrum extension technology, the multi-modal automatic switch technology, which optimizes efficiency and inhibits electromagnetic interference. It also provides well-developed protective functions that include overflow protection, overpressure protection, short circuit protection, overpower protection, overheating protection and ac input into underpressure protection。
Application cases:
Dismantling report: electron 2,102 w 2c1a nitrogen chargers
Dismantling report: paleolite 65w usb-c n2o chargers
Dismantling report: multi-purpose n2c1a desktop magnetic inhaler today
Onsemi anne-mixen-ncp 1654
The pfc controller, derived from ansemey, with a silk print of 54b65, with an actual ncp1654, is a pfc booster of a continuous mode of conductivity, which uses a fixed frequency pattern and is controlled by instantaneous wire currents. The chip peripherals are streamlined, have programmable current protection, support improved protection and use so8 packages。
Application cases:
1 dismantling report: 1600w computing power source, bitland
Dismantling report: new national lithium battery charger, 480 w electric bicycle no. 9
3. Dismantling report: pudup smart robot charger
4 dismantling report: high vision power supply board
5. Dismantling report: australia 273w electric bicycle charger
Dismantling report: china's netengine ar router 350w power module
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Ansemey ncp 1607b
Ansemey ncp 1607b is a pfc controller that uses a critical conductor model with multiple security protection features and a so8 package。
Application cases:
Dismantling report: belkin 108w 2a2c n2o desktop charger
Ansemey ncp 1623
Ansemese ncp 1623 pfc controller is based on an innovative walley synchronization frequency return (vsff) method. Vsff can maximize efficiency under nominal and light load conditions, operate in critical-conductive mode at heavy load, operate in a non-relay-conductive mode, and support valley bottom opening for efficiency. Ncp 1623 supports the criticality mode, the intermittent conductor mode, where the back-up of the valley synchronous frequency increases efficiency under nominal loads and light loads, and obtains a good power factor at a low switch frequency, providing two forms of tsoop6 and soic8。
Application cases:
1 dismantling report: ank 150w 3c1a acetate chargers
Dismantling report: transmutation of 140 w 3c1a 4-bit azinium acetate chargers
3. Dismantling report: i was thinking that the laptop would have been equipped with 100 w nitrous aluminum power adaptor
4 dismantling report: aerobics 140w 3c1a n2o
5. Dismantling report: aohi 120w 2a2c 4-bit aluminum table filling
6 dismantling report: iqoo 10 pro original 200w nitroglyze
Dismantling report: anker ank nitrous oxide 120w charger
Dismantling report: ank 140w usb pd3. 1 n2o
Dismantling report: mophie 120w 3c1a 4-bit azimuth desktop charger
Ansemey ncp 1608
Ansemey ncp 1608, a critical-conductor mode pfc controller with very low start-up and low-working currents of chips, voltage protection, low-pressure protection, feedback loop opener protection, pass-through current protection, and soic-8 containment。
Application cases:
Dismantling report: sap lcd dps-110ap-6a power source board
Ansemey ncp 1680
Totem pole pfc controllers are from ansemey, model ncp 1680, with two semi-bridges, one half-bridges driven by pwm switches for pwc-lifting, and the other half-bridge for synchronized currents to communicate electrical frequencies, thereby eliminating the losses of the whole-stream bridge in traditional whole-flow circuits, increasing conversion efficiency and reducing heat dispersion demand, using soic16 packages。
Application cases:
1. Dismantling report: wiko hi gt cube spectrum
Ansonme ncp 1615
Ansemey ncp1615 is a high-pressure, high-efficiency pfc pressurizer, which operates on innovative current control frequencies that maximize energy efficiency and reduce on-call wear and tear under nominal and light loads。
Rapid load instantaneous compensation, internal integration of high-voltage start-up circuits, streamlining of peripheral components, support for the development of comprehensive protective functions, with extremely low on-site usage。
Application cases:
One, four nitrous aluminum, with an efficient llc circuit structure, combined with the yoga 130w double usb-c quick fill deep dismantling
2. Dismantling report: thinking about thinkplus 135w double-c acetate acetate chargers
Ansemey ncp1616
Ansemey ncp1616 is a high-pressure, high-efficiency pfc booster that operates in an innovative current-control rate return mode that maximizes energy efficiency and lowers on-call wear and tear under nominal and light loads. Internal integration of high-voltage start-up circuits and streamlining of peripheral elements。
Application cases:
1. Dismantling of the global initial 120w nitrous oxide+silicate pd fast chargers
Ansemey ncp 1622
Ansemey ncp 1622 is an enhanced and efficient pfc controller that operates on an innovative current control rate return mode that maximizes energy efficiency and lowers on-call losses under nominal and light loads. Ncp 1622 does not require auxiliary bypass groups to support bottom-opening, output-over-voltage protection, and current-over-restriction。
Application cases:
1 dismantling report: ce-lInk 142w 3c1a nitrogen charger
Dismantling report: consider 140 w usb-c power adapter
3. Dismantling report: hexagen 100w usb-c n2o chargers
Dismantling report: realme gt neo5 original 240w acetate charger
5 dismantling report: pyramid 90w 1a1c n2n fast charger
Dismantling report: red magic red 7-phone original 165w acetylene charger
Dismantling report: 120 w 2c1a quick filler nubia
Dismantling report: 90w twin-blazing acetate chargers
Dismantling report: red demon cell phone 6 pro-labeled 120w pd fast-filled acetylene charger
10. Dismantling report: ank 100 w 2c1a n2o
Dismantling report: glory notepost with 100 w nitrous nitrous chargers
Ansemey ncl2810
Ansemey ncl 2801 is a high-pressure, high-efficiency pfc pressurizer that operates on an innovative current control frequency return mode that maximizes energy efficiency and reduces on-call wear and tear under nominal and light loads. It has rapid load instantaneous compensation, internal integrated high-voltage start-up circuits, streamlined peripheral components, and supports the development of comprehensive protective features with extremely low on-call power。
