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CM6807AR Datasheet(PDF) 4 Page - Champion Microelectronic Corp. |
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CM6807AR Datasheet(HTML) 4 Page - Champion Microelectronic Corp. |
4 / 16 page CM6807(A;B;C) 10-PIN Green-Mode PFC/PWM Combo CONTROLLER for High Density AC Adapter 2006/10/11 Rev1.0 Champion Microelectronic Corporation Page 4 ELECTRICAL CHARACTERISTICS Unless otherwise stated, these specifications apply Vcc=+14V, TA=Operating Temperature Range (Note 1) CM6807A Symbol Parameter Test Conditions Min. Typ. Max. Unit Voltage Error Amplifier (gmv) Input Voltage Range 0 5 V Transconductance VNONINV = VINV, VEAO = 3.75V 30 65 90 μmho Feedback Reference Voltage 2.43 2.5 2.56 V Input Bias Current Note 2 -0.5 -1.0 μA Output High Voltage 5.8 6.0 V Output Low Voltage 0.1 0.4 V Sink Current VFB = 3V, VEAO = 6V -35 -20 μA Source Current VFB = 1.5V, VEAO = 1.5V 30 40 μA Open Loop Gain 50 60 dB Power Supply Rejection Ratio 11V < VCC < 16.5V 50 60 dB IAC Input Impedance ISENSE = 0V, TA=25℃ 35 40 45 K VCC OVP Comparator Threshold Voltage 17.3 17.9 18.5 V Hysteresis 1.3 1.5 1.75 V PFC OVP Comparator Threshold Voltage 2.64 2.77 2.85 V Hysteresis 230 300 mV PFC ILIMIT Comparator Threshold Voltage -1.1 -1 -0.9 V Delay to Output 150 300 ns VIN OK Comparator Threshold Voltage 2.30 2.45 2.55 V Hysteresis 1.65 1.75 1.85 V PWM Digital Soft Start Digital Soft Start Timer (Note 2) Right After Start Up 10 ms V + I Comparator Threshold Voltage Normal operation without soft start 1.38 1.5 1.62 V Delay to Output (Note 2) 150 300 Ns Threshold Voltage During soft start condition 100 150 200 mV PFC Tri-Fault Detect Comparator Fault Detect HIGH 2.70 2.77 2.85 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 PWM Tri-Fault Detect Comparator DC to DC Short Sweep PWMtrifault VCC-0.9 VCC-0.1 V Green Mode Threshold Sweep PWMtrifault -400mV+ (VCC-1. 4)/2 (VCC-1.4) /2 +400mV +(VCC-1 .4)/2 V |
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