L5996 Просмотр технического описания (PDF) - STMicroelectronics

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L5996

5 BIT DYNAMIC DAC CONTROLLER FOR MOBILE CPU

STMicroelectronics 

Figure 1. Application Circuit

Vin

4.5V to 25V

5V BUS

SSTART

VBG

REG5 VIN

RSTRAP

3

2

29

6

HSTRAP

28

15

HGATE

27

NOSKIP

25

VSS

16

OSC

18

HSRC

26

FREQ

RGATE

17 L5996 30

DISPROT 5

VPROG

11

PWRGND

31

V5SW

4

Vin2

3.3V

13

HRSNS

7

LRSNS

8

SNSGND

12

VFB

9

Vo2.5

14

19 20÷24 1 32

D98IN1000B

ICURLIM

L5996

Vo

0.925V to 2.0V

Pentium® III

Mobile

PWRGOOD

ENABLE

VID

5

Vo2

2.5V/150mA

Figure 2. Output voltage transition between 1.3V and 1,5V measured at 200mA load current.

CH1: VID 2 transition.

CH2: Output voltage transition between 1.3V and 1.5V measured at 200mA load current.

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