11

+12V

PGND

HIP6002

VSEN

RT

FB

COMP

VID0

VID1

VID2

VID3

OVP

SS

PGOOD

D/A

GND

MONITOR

OSC

VCC

L1 - 1

µH

C1 - C4

L0

C15 - C21

0.1

µF

2x 1

µF

0.1

µF

0.1

µF

2.2nF

8.2nF

20K

1.33K

10K

3

µH

4x 330

µF

7x 1000

µF

0.1

µF

LGATE

UGATE

OCSET

PHASE

BOOT

EN

15

Q1

Q2

2N6394

1.1K

100pF

D2

F1

2K

+5V

OR

+12V

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

19

20

18

AND

PROTECTION

+

-

+

-

Component Selection Notes:

C15 - C21 each 1000

µF 6.3W VDC, Sanyo MV-GX or Equivalent.

C1 - C4 each 330

µF 25W VDC, Sanyo MV-GX or Equivalent.

L0 - Core: Micrometals T50-52B; Each Winding: 10 Turns of 16AWG.

L1 - Core: Micrometals T50-52; Winding: 5 Turns of 18AWG.

D1 - 1N4148 or Equivalent.

D2 - 3A, 40V Schottky, Motorola MBR340 or Equivalent.

Q1 - Q2 - Intersil MOSFET; RFP70N03.

FIGURE 12. PENTIUM PRO DC-DC CONVERTER

D1

HIP6002