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| SA482X67K65 PWM CONTROLLER WITH BUILT-IN 2A@5 MOSFET DESCRIPTION SA482X67K65 is a current mode PWM controller for power switch. It included PWM controller with integrates the fixed frequency oscillator, the under voltage lock-out, the leading edge blanking, the thermal shutdown protection, and the over current protection. DIP-8-300-2.54 FEATURES * Restart current (Typ. 100A) * Precision Fixed Operating Frequency * Overcurrent protection * Overvoltage protection * Undervoltage lockout * Built-in temperature protection * Built-in high voltage MOSFET * Auto restart mode TO-220F-4L ORDERING INFORMATION Device SA482P67K65 SA482T67K65 Package DIP-8-300-2.54 TO-220F-4L APPLICATIONS * Switch power. TYPICAL OUPUT POWER CAPABILITY DEVICE SA482P67K65 SA482T67K65 190~265VAC Close 14W 20W Open 20W Close 12W 14W 85~265VAC Open 14W HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: www.silan.com.cn REV:1.4 2007.07.05 Page 1 of 7 SA482X67K65 BLOCK DIAGRAM ABSOLUTE MAXIMUM RATING Characteristics Drain-Gate Voltage (RGS=1M) Gate-Power (GND) Voltage Drain Current Pulsed Continuous Drain Current (Tamb=25C) Continuous Drain Current (Tamb=100C) Signal Pulsed Avalanche Energy Power Supply Voltage Analog Input Voltage SA482P67K65 SA482T67K65 Total Power Consumption SA482P67K65 SA482T67K65 Operating Junction Temperature Operating Temperature Storage Temperature 2. L=51mH, starting Tj=25C TJ Tamb Tstg (2) Symbol VDGR VGS IDM ID ID EAS VCC VFB PD Rating 650 30 8.0 2.0 1.3 68 30 -0.3~ VSD 2.2 42 0.017 0.33 +160 -25~ +85 -55~+150 Unit V V ADC ADC ADC mJ V V W Darting W/C C C C Note: 1. Pulse width is limited by maximum junction temperature. HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: www.silan.com.cn REV:1.4 2007.07.05 Page 2 of 7 SA482X67K65 ELECTRICAL CHARACTERISTICS (sense MOSFET part, unless otherwise specified, Tamb=25C) Characteristics Drain-Source Breakdown Voltage Zero Gate Voltage Drain Current Static Drain-Source On Resistance Forward Transconductance Input Capacitance Output Capacitance Reverse Transfer Capacitance Turn On Delay Time Rise Time Turn Off Delay Time Fall Time Total Gate Charge (Gate-Source+Gate-Drain) Gate-Source Charge Gate-Drain Charge Symbol BVDSS IDSS Test conditions VGS=0V, ID=50A VDS=Max. VGS=0V VDS=0.8Max. VGS=0V Tamb=125C RDS(ON) Gfs Ciss Coss Crss Td(on) Tr Td(off) Tf Qg Qgs Qgd VGS=10V, ID=1A, VDD=0.5BVDSS VDD=0.5BVDSS, ID=1A VGS=0V, VDS=25V, f=1MHz VGS=10V, ID=0.5A VDS=50V, ID=0.5A Min. 650 ---1.5 ----------Typ. ---5.0 -550 38 17 20 15 55 25 -3 12 Max. -50 200 6.0 --------35 --nC nS pF Unit V A A S ELECTRICAL CHARACTERISTICS (control part, unless otherwise specified, Tamb=25C) Characteristics Undervoltage Section Start Threshold Voltage Stop Threshold Voltage Oscillator Section Oscillate Frequency Frequency Change With Temperature Maximum Duty Feedback Section Feedback Source Current Shutdown Feedback Voltage Shutdown Delay Current Reference Voltage Output Voltage Temperature Stability Current Limit Peak Current Limit Iover Max. inductor current 1.89 2.15 2.41 A Vref Vref T -25 Tamb +85C 4.80 -5.00 0.3 5.20 0.6 V mV/C IFB VSD Idelay 0V VFB 3V VFB 6.5V 5V VFB VSD 0.8 6.9 4 1.0 7.5 5 1.2 8.1 6 mA V A FOSC -Dmax -25 Tamb +85C 61 -72 67 5 77 73 10 82 KHz % % Vstart Vstop VFB=0 VFB=0 14 8.4 15 9 16 9.6 V V Symbol Test conditions Min. Typ. Max. Unit To be continued HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: www.silan.com.cn REV:1.4 2007.07.05 Page 3 of 7 SA482X67K65 (Continued) Characteristics Protection Section Overvoltage Protection Overheat Protection Total Standby Current Start Current Supply Current (Control Part) Symbol Vovp Tsd Test conditions VCC 24V Min. 25 140 Typ. 27 160 Max. 29 -- Unit V C A mA Istart Iop VCC=14V --- 100 7 170 12 PIN CONFIGURATION PIN DESRIPTION Pin No. SA482P67K65 678 1 3 4 25 SA482T67K65 2 1 3 4 -Pin name Drain GND VCC FB NC Drain pins Ground. Power supply pin. Feedback input pin. Not connect. Pin descriptions FUNCTION DESCRIPTIONS SA482X67K65 is used for off-line SMPS with high voltage MOSFET and current mode PWM controller. The PWM controller integrates the fixed frequency oscillator, the undervoltage lockout, the overvoltage protection, the overcurrent protection, the temperature protection, and the leading edge blanking. SA482X67K65 need few external components, increasing the efficiency and system reliability, suited for a flyback converter or a forward converter. HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: www.silan.com.cn REV:1.4 2007.07.05 Page 4 of 7 SA482X67K65 TYPICAL APPLICATION CIRCUIT Note:The circuit and parameters are reference only, please set the parameters of the real application circuit based on the real test . HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: www.silan.com.cn REV:1.4 2007.07.05 Page 5 of 7 SA482X67K65 PACKAGE OUTLINE DIP-8-300-2.54 2.54 UNIT: mm 1.52 15 degree +0.4 9.40 -0.3 0.5MIN +0.35 0.89 -0.30 0.46 TO-220F-4L 3.400.10 UNIT: mm 6.500.10 15.600.20 HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http: www.silan.com.cn 10.300.30 13.600.20 15.700.20 REV:1.4 2007.07.05 Page 6 of 7 |
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