HIP6007

FN4307 Rev.1.00

Page 10 of 10

September 1997

HIP6007 DC-DC Converter Application Circuit

The figure below shows an application circuit of a DC-DC

Converter for a microprocessor application. Detailed

information on the circuit, including a complete Bill-of-Materials

and circuit board description, can be found in Application Note

AN9722. See Intersil’s home page on the web:

http://www.intersil.com.

HIP6007

RT

FB

COMP

SS

REF

GND

OSC

VCC

VIN

C1-5

L2

C6-11

0.1

F

2x 1

F

0.1

F

1

F

33pF

0.01

F 15k

1k

3x 680

F

4x 1000

F

UGATE

OCSET

PHASE

BOOT

SPARE

CR1

Q1

3.01k

1000pF

C13

R1

R3

R4

C16

C15

R5

C14

C12

C17-18

C19

R6

C20

4148

U1

RTN

12VCC

14

2

10

9

8

7

4

5

1

3

SPARE

JP1

CR3

1206

1206

RTN

ENABLE

R2

1k

COMP

TP1

PHASE

TP2

6

R7

10k

12

11

13 NC

NC

NC

SPARE

MONITOR AND

PROTECTION

+

-

+

-

Component Selection Notes

C1-C3 -3 each 680

F 25W VDC, Sanyo MV-GX or equivalent

C6-C9 -4 each 1000

F 6.3W VDC, Sanyo MV-GX or equivalent

L1 -Core: Micrometals T60-52; Winding: 14 Turns of 17AWG

CR1 -1N4148 or equivalent

CR3 -15A, 35V Schottky, Motorola MBR1535CT or equivalent

Q1 -Intersil MOSFET; RFP25N05

FIGURE 11. DC-DC CONVERTER APPLICATION CIRCUIT