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APW7158 Datasheet(PDF) 3 Page - Anpec Electronics Coropration |
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APW7158 Datasheet(HTML) 3 Page - Anpec Electronics Coropration |
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3 / 24 page  Copyright © ANPEC Electronics Corp. Rev. A.2 - Aug., 2009 APW7158 www.anpec.com.tw 3 Recommended Operating Conditions (Note 4) Symbol Parameter Range Unit VCC12 VCC12 Supply Voltage 10.8 to 13.2 V VCC VCC Supply Voltage 4.5 to 5.5 V VIN Converter Input Voltage 2.2 to 13.2 V VOUT Converter Output Voltage 0.6 to 5 V IOUT Converter Output Current 0 to 20 A TA Ambient Temperature Range -20 to 70 oC TJ Junction Temperature Range -20 to 125 oC Note 4: Refer to the typical application circuit Electrical Characteristics Operating Conditions: VCC = 5V, VCC12 = 12V, TA = -20 to 70°C. Typical values are at TA =25°C. Unless Otherwise Specified. APW7158 Symbol Parameter Test Conditions Min. Typ. Max. Unit INPUT SUPPLY POWER OUT1 and OUT2 disabled - 4 - mA IVCC VCC Input Supply Current UGATEs, LGATEs CL = 1nF, 300kHz - 7 - mA OUT1 and OUT2 disabled - 6 - mA IVCC12 VCC12 Input Supply Current UGATEs, LGATEs CL = 1nF, 300kHz - 50 - mA Shunt Regulator Output Voltage 20mA current; Equivalent to 300 Ω resistor from VCC to VCC12 5.6 5.8 6.0 V Maximum Shunt Regulator Current - - 60 mA VCC Rising 4.15 4.23 4.4 V VCC Falling 3.9 4.0 4.15 V VCC12 Rising 7.55 7.8 8 V Power-On-Reset Threshold Voltage VCC12 Falling 7.1 7.3 7.55 V SYSTEM ACCURACY OUT1 Reference Voltage - 0.6 - V OUT1 System Accuracy -0.8 - 0.8 % OSCILLATOR Oscillator Accuracy -20 - 20 % FS Oscillator Frequency FS pin is open 240 300 360 kHz Oscillator Adjustment Range FS pin: resistor to GND; resistor to VCC12 70 - 800 kHz Oscillator Sawtooth Amplitude - 2.1 - V Oscillator Duty-Cycle Range 0 - 85 % ERROR AMPLIFIER (OUT1 AND OUT2) Open-Loop Gain RL = 10k Ω to ground - 85 - dB Open-Loop Bandwidth CL = 100pF, RL = 10k Ω to ground - 15 - MHz Slew Rate CL = 100pF, RL = 10k Ω to ground - 4 - V/µS ERROR AMPLIFIER Offset Voltage COMP1/2 to FB1/2; compare to internal VREF/REFIN - 2 - mV |
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