Product Information
Power Factor Correction ICs

This page provides product information on Power Factor Correction ICs.

Features

  • Wide electric power range (From 25W to 10kW)

  • Power factor ≥ 0.99

  • Protect functions (FB pin open short/Over voltage, etc.)

Series List

Critical Conduction Mode PFC Control IC

FA1C20N New product information PDF(458KB)
FA1B10N New product information PDF(333KB)
Critical Conduction Mode PFC Control ICs and LLC Current Resonant ICs Video (2:45)
Power Factor Correction Control IC FA1B00N Video (3:08)
Type
Name		 Applied circuit Double
overvoltage
protection		 Zero
current
detection		 Current
sense		 Frequency Output overvoltage
protection function		 Output detection
abnormality protection		 Vcc
voltage
range		 Vcc threshold voltage Features
ON OFF
FA1C20N Interleaved
(Boost)		 ✓ Winding + detection External settings
Maximum 900kHz		 Auto-Recovery ✓
Open / short		 13 to 26V 12.5V 7.5V ・Coordinated operation with FA6C6X
FA1B00N Boost/Flyback − Winding + detection External settings
Maximum 400kHz		 Auto-Recovery ✓
Open / short		 10 to 24V 13.0V 9.0V ・Successor to FA5601N
FA1B10N Boost − ・THD improvement function
・X-Cap. discharge function
・650 V startup circuit
・Operates in conjunction with FA6C64N
FA1B20N ✓ Resistance - detection − − 10 to 26V 12.5V 7.5V ・Coordinated operation with FA6C6X
FA1A00N Boost ✓ Resistance - detection − Auto-Recovery ✓
Short		 10 to 26V 9.6V 8.8V −
FA1A01N 12.4V
FA1A10N − 9.6V −
FA1A11N 12.4V
FA1A50N ✓ 9.6V 8.8V ・FA1A00N enhanced version
FA1A60N 12.5V 7.5V ・Coordinated operation with FA6BXXN
FA1A21N Flyback − Winding + detection − − − 17.3V 9.6V ・Soft start function
・Overload protection
FA5590N Boost − Resistance - detection External settings
Maximum 650kHz		 Auto-Recovery ✓
Short		 10 to 26V 9.6V 9.0V −
FA5591N 13.0V
FA5696N ✓ External settings
Maximum 610kHz		 9.6V ・Max. frequency setting
・Output overvoltage double protection

NEW New product

UP Update

UD Under development

PKG: SOP-8

Continuous Conduction Mode PFC Control IC

Type
Name		 Applied circuit Double
overvoltage
protection		 Max
Duty		 Current
sense		 Frequency Output overvoltage
protection function		 Output detection
abnormality protection		 Vcc
voltage
range		 Vcc threshold voltage Features
ON OFF
FA5612N Boost − 0.94 - detection External selection
(50 to 70kHz jitter,
60kHz, 65kHz)		 Auto-Recovery ✓
Short		 10 to 26V 9.6V 9.0V ・Overcurrent detection level switching
・Fixed frequency, jitter switching
FA5613N 13.0V

NEW New product

UP Update

UD Under development

PKG: "M": SOP-16(M), others: SOP-8(N)

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