RC5058 View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

Manufacturer

RC5058

High Performance Programmable Synchronous DC-DC Controller for Multi-Voltage Platforms

Fairchild Semiconductor 

RC5058

PRODUCT SPECIFICATION

L1

(Optional)

+5V

CIN*

R6

C1

R7

R5

C2

R2

Q1

R8

L2

VO

COUT*

Q2

R3

D1

C10 C11

3.3V IN

Q3

1.5V†

C8

Q4

2.5V†

C9

1

2

3

VID4

4

VID3

5

VID2

VID1

6

7

VID0

8

9

10

11

12

U1

RC5058

24

23

22

21

20

19

18

17

16

15

14

TYPEDET

13

C12

R1

+12V

C5

C3

VCC

Q5

C4

3.3/1.5V

(AGP)†

C7

ENABLE/SS

R4

PWRGD

C6

*Refer to Table 4 for values of COUT and CIN.

† Adjustable with an external divider.

Figure 2. Application Circuit for Coppermine/Camino Motherboards

(Typical Design)

10

REV. 1.0.0 6/30/00

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