Datasheet > CM6802SAHGISTR

CM6802SAHGISTR

更新时间： 2022-12-18 01:16:06

品牌	Logo	应用领域
虹冠电子 - CHAMP		功率因数校正控制器
页数	文件大小	规格书
25页	821K
描述
EPA/85+ ZVS-Like PFC+PWM COMBO CONTROLLER

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CM6802SAHGISTR 数据手册

CM6802SAH/SBH (Turbo-Speed PFC+Green PWM)

EPA/85+ ZVS-Like PFC+PWM COMBO CONTROLLER

http://www.championmicro.com.tw

Design for High Efficient Power Supply at both Full Load and Light Load

ELECTRICAL CHARACTERISTICS:

(Conti.) Unless otherwise stated, these specifications apply Vcc=+14V, R_T= 5.88 kΩ, C_T= 1000pF,

T_A=OperatingTemperature Range (Note 1)

CM6802SAH/SBH

Symbol

Parameter

Test Conditions

Unit

Min.

Typ.

Max.

DC I_LIMITComparator

Threshold Voltage

0.92

1.0

1.08

Delay to Output (Note 4)

DC to DC PWM Brown Out Comparator

OK Threshold Voltage

Overdrive Voltage = 100mV

700

2.1

2.3

2.5

Hysteresis

900

950

1000

GAIN Modulator

I_AC= 20μA, V_RMS=1.125, V_FB= 2.375V @

T=25℃ SS<VREF

Gain1 (Note 3)

Gain2 (Note )3

Gain3 (Note 3)

Gain4 (Note 3)

5.05

4.54

1.27

0.93

5.7

5.1

1.5

1.1

6.35

5.66

1.72

1.26

I_AC= 20 μ A, V_RMS= 1.45588V, V_FB

2.375V @ T=25℃ SS<VREF

I_AC= 20μA, V_RMS=2.91V, V_FB= 2.375V @

T=25℃ SS<VREF

I_AC= 20μA, V_RMS= 3.44V, V_FB= 2.375V

@ T=25℃ SS<VREF

I_AC= 40μA

Bandwidth (Note 4)

MHz

_AC= 50μA, V_RMS= 1.125V, V_FB= 2V

Output Voltage = Rmul *

0.74

0.8

0.86

(I_SENSE-I_OFFSET

)

SS<VREF

Oscillator (Measuring fpfc)

R_T= 5.88 kΩ, C_T= 1000pF, T_A= 25℃

Initial fpfc Accuracy 1

kHz

IAC=0uA

Voltage Stability

11V < V_CC< 16.5V

Temperature Stability

Total Variation

Line, Temp

kHz

Ramp Valley to Peak Voltage

PFC Dead Time (Note 4)

CT Discharge Current

VEAO=6V and IAC=20uA

2.5

550

950

V_RAMP2= 0V, V_RAMP1= 2.5V

2009/11/02 Rev. 1.5

Champion Microelectronic Corporation

1...4 5 678 9 10...25

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