APU3037 데이터 시트보기 (PDF) - Advanced Power Electronics Corp

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APU3037

8-PIN SYNCHRONOUS PWM CONTROLLER

Advanced Power Electronics Corp 

TYPICAL APPLICATION

Dual Supply, 5V Bus and 12V Bias Input

APU3037 / APU3037A

5V

L1

12V

1uH

C2

C1

C4

C1

10TPB100M, 100uF,

55m V, 1.5A rms

47uF

0.1uF

1uF

1.8V/1A

APU1206-18

C7

0.1uF

Vcc

Vc

HDrv

SS/SD U1

APU3037

LDrv

1N4148

Q1

AP60T03GH

L2

3.5uH @ 2.5A

Q2

AP60T03GH

C3

47uF

2.5V/2A

C6

6TPB150M, 150uF, 55mV

C8

2200pF

R2

14K

Comp

Gnd

Fb

R3

1K

1%

R1

1K, 1%

L2

3.5uH @ 2.5A

C6

6TPB150M, 150uF, 55m V (Qty 2)

5.7uH @ 2.5A

6TPB150M, 150uF, 55m V (Qty 1)

C10

0.1uF

C9

10TPB100M, 100uF,

55m V, 1.5A rms

C11

1uF

C13

0.1uF

C14

2200pF

R5

14K

Vcc

Vc

HDrv

SS/SD U2

APU3037

LDrv

Comp

Fb

Gnd

1N4148

R6

1K, 1%

Q3

AP60T03GH

L3

Q4

3.4uH @ 2A

AP60T03GH

R4

1.65K, 1%

C12

6TPB150M, 150uF, 55mV

3.3V/1.8A

Figure 19 - Typical application of APU3037 or APU3037A in an on-board DC-DC converter providing the Core,

GTL+, and Clock supplies for the Pentium II microprocessor.

15/18

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