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KA7524

Contek
Part Number KA7524
Manufacturer Contek
Description POWER FACTOR CONTROLLER
Published Jul 9, 2014
Detailed Description KA7524 DESCRIPTION LINEAR INTEGRATED CIRCUIT POWER FACTOR CONTROLLER TheContek KA7524 provides the necessary features ...
Datasheet PDF File KA7524 PDF File

KA7524
KA7524

Overview
KA7524 DESCRIPTION LINEAR INTEGRATED CIRCUIT POWER FACTOR CONTROLLER TheContek KA7524 provides the necessary features to implement the Electronic BALLAST control and S.
M.
P.
S application for designing active power factor correction circuit FEATURES *Internal self-starting *Micro power start up mode *Included under voltage lockout circuit *Internal 1% reference *High output current: peak 500mA DIP-8 BLOCK DIAGRAM Contek Microelectronics Co.
,Ltd.
CONTEK http://www.
contek-ic.
com E-mail:sales@contek-ic.
com 1 KA7524 PARAMETER Supply Voltage Peak Driver Output Current Detect Clamping Diode Current Output Clamping Diode Current Operating Temperature Storage Temperature LINEAR INTEGRATED CIRCUIT C) ABSOLUTE MAXIMUM RATINGS (Ta=25 Vcc Io(p) Idet Io(c.
d) Topr Tstg SYMBOL VALUE 20 500 10 10 -45~65 -65~150 UNIT V mA mA mA C C ELECTRICAL CHARACTERISTICS (Ta=25 PARAMETER Start Threshold Voltage UV lockout Hysteresis Supply Zener Voltage Supply Current Section Start-up Supply Current Operating Supply Current Dynamic Operating Current Reference Section (note 1) Reference Voltage Line Regulation Load Regulation Temperature Stability Error Amplifier Section Input Offset Voltage Input Bias Current Large Signal Open Loop gain Power Supply Rejection Ratio Output Current Output Voltage range Unity Gain Bandwidth Phase Margin Isource Isink Vo(p) UBW MPH PSRR Vio Ibias Gv Vref Vref Vref STt Icc(d) Istart Icc C) (All voltage referenced to GND unless othrewise specified) SYMBOL Vth(st) Vths Vz TEST CONDITIONS MIN 9.
2 1.
8 TYP 10 2.
0 17 MAX 10.
8 2.
2 UNIT V V V Under Voltage Lockout Section Vcc475 12V25 6 10 0.
5 12 20 mA mA mA 2.
5 0.
1 0.
1 20 2.
525 10 10 V mV mV mV -15 -1 60 60 2 -0.
1 100 86 15 1 mV mA dB dB mA -2 1.
2 1.
0 57 4 mA V MHZ C Contek Microelectronics Co.
,Ltd.
CONTEK http://www.
contek-ic.
com E-mail:sales@contek-ic.
com 2 KA7524 PARAMETER Multiplier Section M1 Input Voltage Range...


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