7524L-S08-T

UNISONIC TECHNOLOGIES CO., LTD 7524 POWER FACTOR CONTROLLER DESCRIPTION The UTC 7524 provides the necessary features to implement the Electronic BALLAST control and S.M.P.S application for designing active power factor correction circuit LINEAR INTEGRATED CIRCUIT DIP-8 FEATURES * Internal self-starting * Micro power start up mode * Included under voltage lockout circuit * Internal 2% reference * High output current: peak 500mA SOP-8 *Pb-free plating product number: 7524L ORDERING INFORMATION Ordering Number Normal Lead Free Plating 7524-D08-T 7524L-D08-T 7524-S08-R 7524L-S08-R 7524-S08-T 7524L-S08-T Package DIP-8 SOP-8 SOP-8 Packing Tube Tape Reel Tube 7524L-D08-T (1)Packing Type (2)Package Type (3)Lead Plating (1) T: Tube, R: Tape Reel (2) D08: DIP-8, S08: SOP-8 (3) L: Lead Free Plating, Blank: Pb/Sn www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd 1 of 5 QW-R114-002.D 7524 BLOCK DIAGRAM IDET LINEAR INTEGRATED CIRCUIT 5 Self-Starter + 7 V OUT 1.3V ( ∆200mV) VCC 8 UVNL COMP 4 OP-AMP V CS VCOMP + 2 - + VI(M1) 3 6 GND MULT + VREF (2.5V) 1 - VIN UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 5 QW-R114-002.D 7524 ABSOLUTE MAXIMUM RATINGS (Ta = 25℃) LINEAR INTEGRATED CIRCUIT PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC 20 V Peak Driver Output Current IO(PEAK) 500 mA Detect Clamping Diode Current IDET 10 mA Output Clamping Diode Current IO(CD) 10 mA Junction Temperature TJ +125 °C Operating Temperature TOPR -20~+85 °C Storage Temperature TSTG -40~+150 °C Note 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. 2. The device is guaranteed to meet performance specification within 0℃~+70℃ operating temperature range and assured by design from -20℃~+85℃. ELECTRICAL CHARACTERISTICS (Ta = 25℃, All voltage referenced to GND unless otherwise specified) PARAMETER Under Voltage Lockout Section 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 Multiplier Section M1 Input Voltage Range M2 Input Voltage Range Input Bias Current Multiplier Gain (Note2) Multiplier Gain Stability Current Detect Section Input Voltage Threshold Hysteresis SYMBOL VTHR(ST) VHYS(UV) VZ Istart ICC ICC(D) VREF ΔVOUT ΔVOUT STT VI(OFF) II(BIAS) Gv RR ISOURCE ISINK VO(P) UBW MPH VI(M1) VI(M2) II(BIAS) Gv STT VI(THR) VHYS -15 -1 60 60 2 1.2 1.0 57 0 VREF -2 VI(M1)=0.5V,VI(M2)=3V 2 VREF +1 2 VCC