APU3137 View Datasheet(PDF) - Advanced Power Electronics Corp

Part Name

Description

Manufacturer

APU3137

8-PIN SYNCHRONOUS PWM CONTROLLER

Advanced Power Electronics Corp 

APU3137

DEMO-BOARD APPLICATION

5V to 2.5V @ 15A

VIN

5V

Gnd

L1

1uH

C1

150uF

C18

150uF

C19

150uF

C23

150uF

C20

150uF

12V

C3

1uF

C8

0.1uF

C13

47pF

C15

3300pF

R9

30K

Vcc

Vc

HDrv

SS/SD

U1

APU3137

LDrv

Comp

Gnd Fb

C4

C6

1uF 1uF

D3

Q2

IRF7832

R8

2.15K

R11

1K

Q1

IRF7832

L2

2.17uH

C9

470pF

R6

4.7Ω

C10 C11 C21 C12

330uF 330uF 330uF 1uF

VOUT

2.5V

@ 15A

Gnd

Figure 13 - Demo-board application of APU3137.

Application Parts List

Ref Desig

Q1, Q2

U1

D3

L1

L2

C1,C18,C19,C20,C23

C10,C11,C21

C8

C3,C4,C12,C6

C9

C15

C13

R8

R6

R11

R9

Description

MOSFET

Controller

Diode

Inductor

Inductor

Capacitor, Poscap

Capacitor, Poscap

Capacitor, Ceramic

Capacitor, Ceramic

Capacitor, Ceramic

Capacitor, Ceramic

Capacitor, Ceramic

Resistor

Resistor

Resistor

Resistor

Value

Qty

Part#

30V, 4mΩ, 15A

2 IRF7832

Synchronous PWM 1 APU3137

Fast Switching

1 BAT54

1µH, 10A

1 D03316P-102HC

2.17µH, 17A

1 ETQP6F2R5BFA

150µF, 6.3V, 40mΩ 5 6TPC150M

330µF, 6.3V, 40mΩ 3 6TPC330M

0.1µF, Y5V, 25V 1 ECJ-2VF1E104Z

1µF, Y5V, 16V

4 ECJ-3YB1E105K

470pF, X7R

1 ECJ-2VB2D471K

3300pF, X7R, 50V 1 ECJ-2VB1H332K

47pF, NPO

1 ECJ-2VC1H470J

2.15K, 1%

1

4.7Ω, 5%

1

1K, 1%

1

30K, 1%

1

Manuf

IR

APEC

IR

Coilcraft

Panasonic

Sanyo

Sanyo

Panasonic

Panasonic

Panasonic

Panasonic

Panasonic

15/17

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