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CM6802BGIP Datasheet(PDF) 6 Page - Champion Microelectronic Corp. |
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CM6802BGIP Datasheet(HTML) 6 Page - Champion Microelectronic Corp. |
6 / 25 page CM6802A/B/AH/BH (Dynamic Soft PFC/Green PWM) http://www.championmicro.com.tw EPA/80++ ZVS-Like PFC/PWM COMBO CONTROLLER Design for High Efficient Power Supply at both Full Load and Light Load 2009/11/02 Rev. 1.4 Champion Microelectronic Corporation 6 ELECTRICAL CHARACTERISTICS: (Conti.) Unless otherwise stated, these specifications apply Vcc=+14V, RT = 7.75 kΩ, CT = 1000pF, TA=OperatingTemperature Range (Note 1) CM6802A/B/AH/BH Symbol Parameter Test Conditions Min. Typ. Max. Unit Sink Current ISENSE = -0.5V, IEAO = 1.5V -42 -33 -30 μ A Source Current ISENSE = +0.5V, IEAO = 4.0V 28 31 42 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 200 300 mV PFC Green Power Detect Comparator Veao Threshold Voltage 0.15 0.25 0.35 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 0.4 0.5 0.6 V PFC ILIMIT Comparator Threshold Voltage -1.10 -1.00 -0.90 V (PFCILIMIT– Gain Modulator Output) 100 200 mV Delay to Output (Note 4) Overdrive Voltage = -100mV 700 ns DC ILIMIT Comparator Threshold Voltage 0.92 1.0 1.08 V Delay to Output (Note 4) Overdrive Voltage = 100mV 700 ns DC to DC PWM Brown Out Comparator OK Threshold Voltage 2.20 2.36 2.52 V Hysteresis 900 950 1000 mV |
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