LTC3122_15 Datasheet, PDF(22/26 Page) Linear Technology – 15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect

English

English German Russian Spanish Italian Polish Chinese Japanese Korean French Portuguese	Language :

LTC3122_15 Datasheet, PDF (22/26 Pages) Linear Technology – 15V, 2.5A Synchronous Step-Up DC/DC Converter with Output Disconnect

◁

LTC3122

Typical Applications

Single Li-Cell 3-LED Driver, 2.5V/4.2V to 350mA

VIN

2.5V TO

4.2V

CIN

4.7ÂµF

3.3ÂµH

OFF ON

57.6k

VIN

VOUT

LTC3122

PWM/SYNC

CAP

VCC

SGND

CVCC

4.7ÂµF

PGND

100nF

VCC

LT1006

3.9nF

1.02M

0.1Î©

30.9k

COUT1

22ÂµF

CIN, CVCC: 4.7ÂµF, 6.3V, X7R, 1206

C1: 100nF, 6.3V, X7R, 1206

COUT: 22ÂµF, 16V, X7R, 1812

L1: TDK SPM6530T-3R3M

D1, D2, D3: CREE XPGWHT-L1-0000-00G51

3122 TA07a

100

EFFICIENCY

POWER LOSS

0.1

2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3

VIN (V)

3122 TA07b

3122fa

For more information www.linear.com/LTC3122

▷