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CM6802BXISTR

EPA/80++ ZVS-Like PFC/PWM COMBO CONTROLLER

Champion Microelectronic 

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

Simplified Block Diagram (CM6802A/B/AH/BH)

2.5V

VFB

15

VCC

IAC

2

4 VRMS

3 ISENSE

7 RAMP1

8 RAMP2

16 VEAO

GMv

+

.

-

GAIN

MODULATOR

1 IEAO

Rmul

GMi

+

.

-

PFC CMP

+

-

Rmul

PFC RAMP

PFC

PFCCLK

.

.

300

PWMCLK

SW SPST

VFB

2.85V

PFC OVP

+

.

-

PFC Tri-Fault

0.5V

+

VFB

-

PFC ILIMIT

-1.0V

+

ISENSE

-

0.3V

VEAO

Green PFC

+

-

Green PWM

1.8V

VDC

6 VREF+2.5V

10uA

5

VFB

2.36V

-

.

+

380V-OK

13 VCC

16.5V

Zener

7.5V

REFERENCE

VREF

14

S

Q

R

Q

S

Q

R

Q

VCC

MPPFC

MNPFC

PFC OUT

12

17V

ZENER

S

Q

S

R

Q

VCC

PPWM

PWM OUT

11

NPFC

17V

ZENER

9 DC ILIMIT

GND

10

1.0V

VCC

UVLO

DC ILIMIT

ABSOLUTE MAXIMUM RATINGS

Absolute Maximum ratings are those values beyond which the device could be permanently damaged.

Parameter

Min.

Max.

VCC

18

IEAO

0

VREF+0.3

ISENSE Voltage

PFC OUT

-5

GND – 0.3

0.7

VCC + 0.3

PWMOUT

Voltage on Any Other Pin

GND – 0.3

GND – 0.3

VCC + 0.3

VCC + 0.3

IREF

5

IAC Input Current

1

Peak PFC OUT Current, Source or Sink

0.5

Peak PWM OUT Current, Source or Sink

0.5

PFC OUT, PWM OUT Energy Per Cycle

1.5

Junction Temperature

Storage Temperature Range

Operating Temperature Range

Lead Temperature (Soldering, 10 sec)

Thermal Resistance (θJA)

Plastic DIP

Plastic SOIC

150

-65

150

-40

125

260

80

105

Power Dissipation (PD) TA<50℃

ESD Capability, HBM Model

ESD Capability, CDM Model

800

5.5

1250

Units

V

V

V

V

V

V

mA

mA

A

A

μJ

℃

℃

℃

℃

℃/W

℃/W

mW

KV

V

2012/05/10 Rev. 1.5

Champion Microelectronic Corporation

4

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