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CM6802SAHGISTR Datasheet(PDF) 6 Page - Champion Microelectronic Corp. |
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CM6802SAHGISTR Datasheet(HTML) 6 Page - Champion Microelectronic Corp. |
6 / 25 page CM6802SAH/SBH (Turbo-Speed PFC+Green PWM) http://www.championmicro.com.tw EPA/85+ ZVS-Like PFC+PWM COMBO CONTROLLER Design for High Efficient Power Supply at both Full Load and Light Load 2009/11/02 Rev. 1.5 Champion Microelectronic Corporation 6 ELECTRICAL CHARACTERISTICS: (Conti.) Unless otherwise stated, these specifications apply Vcc=+14V, RT = 5.88 kΩ, CT = 1000pF, TA=OperatingTemperature Range (Note 1) CM6802SAH/SBH Symbol Parameter Test Conditions Min. Typ. Max. Unit Current Error Amplifier (gmi) Input Voltage Range (Isense pin) -1.2 0.7 V Transconductance VNONINV = VINV, IEAO = 1.5V @ T=25℃ 50 67 85 μ mho Input Offset Voltage VEAO=0V, IAC is open -10 50 mV Output High Voltage 6.8 7.4 7.7 V Output Low Voltage 0.1 0.4 V Sink Current ISENSE = -0.5V, IEAO = 1.5V @ T=25℃ -40 -35.5 -28.4 μ A Source Current ISENSE = +0.5V, IEAO = 4.0V @ T=25℃ 25.2 32 40 μ A Open Loop Gain DC Gain 30 40 dB Power Supply Rejection Ratio 11V < VCC < 16.5V 60 75 dB PFC OVP Comparator Threshold Voltage 2.70 2.85 3.0 V Hysteresis 200 320 mV PFC Green Power Detect Comparator Veao Threshold Voltage 0.17 0.28 0.4 V Tri-Fault Detect Fault Detect HIGH 2.70 2.85 3.0 V Time to Fault Detect HIGH VFB=VFAULT DETECT LOW to VFB=OPEN, 470pF from VFB to GND 2 4 ms Fault Detect Low 0.1 0.28 0.4 V PFC ILIMIT Comparator Threshold Voltage -1.10 -1.00 -0.90 V (PFCILIMIT– Gain Modulator Output) 70 200 mV Delay to Output (Note 4) Overdrive Voltage = -100mV 700 ns |
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