Datasheet > CM6802BHGIP

CM6802BHGIP

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	814K
描述
EPA/80++ ZVS-Like PFC/PWM COMBO CONTROLLER

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CM6802BHGIP 数据手册

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

ELECTRICAL CHARACTERISTICS:

(Conti.) Unless otherwise stated, these specifications apply Vcc=+14V, R_T= 7.75 kΩ, C_T= 1000pF,

T_A=OperatingTemperature Range (Note 1)

CM6802A/B/AH/BH

Symbol

Parameter

Test Conditions

Unit

Min.

Typ.

Max.

GAIN Modulator

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

T=25℃ SS<VREF

Gain1 (Note 3)

4.5

4.2

I_AC= 20 μ A, V_RMS= 1.45588V, V_FB

2.375V @ T=25℃ SS<VREF

Gain2 (Note )3

Gain3 (Note 3)

Gain4 (Note 3)

4.65

5.1

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

T=25℃ SS<VREF

1.45

1.0

1.75

1.45

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= 2.0V

Output Voltage = Rmul *

0.7

0.78

0.87

(I_SENSE-I_OFFSET

)

SS<VREF

Oscillator (Measuring fpfc)

R_T= 7.75 kΩ, C_T= 1000pF, T_A= 25℃

Initial fpfc Accuracy 1

55.5

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

500

900

V_RAMP2= 0V, V_RAMP1= 2.5V

Light Load Veao Threshold

Room Temperature=25℃

Light Load Threshold (High)

Light Load Threshold (Low)

Hysteresis

2.325

1.625

700

2.50

1.75

2.658

1.88

850

2009/11/02 Rev. 1.4

Champion Microelectronic Corporation

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

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