LT1932ES6 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LT1932ES6

Constant-Current DC/DC LED Driver in ThinSOT

Linear Technology

'LT1932ES6' PDF : 16 Pages View PDF

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TYPICAL APPLICATIO S
VIN
2.7V TO 4.2V
Li-Ion Driver for Two White LEDs
L1
6.8µH
D1
C1
4.7µF
3.3V PWM
DIMMING
CONTROL
6
1
VIN
SW
LT1932
5
SHDN
3
LED
RSET
GND
15mA
31.6k 4
2
RSET
1.50k
C1: TAIYO YUDEN JMK212BJ475
C2: TAIYO YUDEN LMK212BJ225
D1: ZETEX ZHCS400
L1: PANASONIC ELJEA6R8
(408) 573-4150
(408) 573-4150
(631) 543-7100
(714) 373-7334
C2
2.2µF
1932 TA08a
LT1932
Efficiency
85
80
VIN = 4.2V
75
VIN = 2.7V
70
65
60
55
0
5
10
15
20
LED CURRENT (mA)
1932 TA08b
VIN
2.7V TO 4.2V
Li-Ion Driver for Three White LEDs
L1
6.8µH
D1
C1
4.7µF
3.3V PWM
DIMMING
CONTROL
6
1
VIN
SW
LT1932
5
SHDN
3
LED
RSET
GND
31.6k 4
2
RSET
1.50k
15mA
C1: TAIYO YUDEN JMK212BJ475
C2: TAIYO YUDEN EMK316BJ225
D1: ZETEX ZHCS400
L1: PANASONIC ELJEA6R8
(408) 573-4150
(408) 573-4150
(631) 543-7100
(714) 373-7334
C2
2.2µF
1932 TA09a
Efficiency
85
80
VIN = 4.2V
VIN = 2.7V
75
70
65
60
55
0
5
10
15
20
LED CURRENT (mA)
1932 TA09b
1932f
13

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