LTC2925IGN(RevD) View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC2925IGN
(Rev.:RevD)

Multiple Power Supply Tracking Controller with Power Good Timeout

Linear Technology 

LTC2925

Block Diagram Pin numbers in parentheses are for the UF package.

(22)

1

VCC

VCC

TRACK3

(9) 12

TRACK2

(11) 14

TRACK1

(12) 15

SCTMR

(21) 24

+

1.2V –

PGI

(19) 22

VCC

10µA

(20) 23 PGTMR

–

1.2V

+

ONSIG

(1) 4 ON

SCTMR –

0.1V +

+

0.4V –

+

–

1.2V

(6) 9 RAMPBUF

REMOTE

(14) 17

STATUS

(18) 21

0.8V

VCC

50µA

2µA

SQ

R

SQ

R

+

0.1V –

VCC –

2.6V +

1×

FB3

11 (8)

FB2

13 (10)

FB1

16 (13)

SENSEP > SENSEN + 50mV

50mV

SENSEP

2 (23)

SENSEN

3 (24)

FAULT

20 (17)

CHARGE

PUMP

10µA

10µA

VCC

10µA

GATE

19 (16)

1.2V

SDTMR

5 (2)

SDx

RAMP

18 (15)

VCC

GND

10

(7, 25)

4.9V

GATE

GATE > RAMP + 4.9V

2925 FBD

2925fd

8

For more information www.linear.com/LTC2925

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