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AP2002SA Datasheet(PDF) 3 Page - Anachip Corp |
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AP2002SA Datasheet(HTML) 3 Page - Anachip Corp |
3 / 7 page AP2002 Synchronous PWM Controller Anachip Corp. www.anachip.com.tw Rev. 0.2 Apr 14, 2004 3/7 Electrical Characteristics Unless specified: VCC = 4.75V to 12.6V; GND = PGND = 0V; FB = VO; VBSTL = 12V; VBSTH-PHASE = 12V; TJ = 25 oC Symbol Parameter Conditions Min. Typ. Max. Unit Power Supply VCC Supply Voltage VCC 4.2 12.6 V ICC Supply Current 6 10 mA ∆VLINE Line Regulation VO = 2.5V 0.5 % Error Amplifier AOL Gain (AOL) 50 dB IB Input Bias 5 8 uA Oscillator FOSC Oscillator Frequency 180 200 220 KHz DCMAX Oscillator Max Duty Cycle 90 95 % MOSFET Drivers IDRVH DRVH Source/Sink VBSTH – VDRVH =4.5V VDRVH – VPHASE = 2V 1 A IDRVL DRVL Source/Sink VBSTH – VDRVL = 4.5V VDRVL – VPGND = 2V 1 A Protection DTH OVP Threshold 20 % IOVP OVP Source Current VOVP = 3V 10 mA DPG Power Good Threshold 88 112 % TDEAD Dead Time 45 100 nS IOCSET Over Current Set Isink 2.0V < VOCSET < 12V 180 200 220 uA Reference Reference Voltage 0.792 0.8 0.808 V VREF Accuracy 0 oC to 70oC -1 + 1 % Soft Start ISSC Charge Current VSS = 1.5V 8.0 10 12 uA ISSD Discharge Current VSS = 1.5V 1.3 2 2.7 uA Under voltage lockout (UVLO) VUT Upper threshold voltage (VCC) 4.2 4.4 V VLWT Lower threshold voltage (VCC) 4.0 V VHT Hysteresis (VCC) IO(REF) = 0.1mA TA = 25ºC 200 mV Note 1. Specification refers to Typical Application Circuit. Note 2. This device is ESD sensitive. Use of standard ESD handling precautions is required. |
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