lt3498eddb-trpbf Linear Technology Corporation, lt3498eddb-trpbf Datasheet - Page 19
lt3498eddb-trpbf
Manufacturer Part Number
lt3498eddb-trpbf
Description
20ma Led Driver And Oled Driver With Integrated Schottky In 3mm X 2mm Dfn
Manufacturer
Linear Technology Corporation
Datasheet
1.LT3498EDDB-TRPBF.pdf
(24 pages)
- Current page: 19 of 24
- Download datasheet (450Kb)
TYPICAL APPLICATIONS
C
C1: TAIYO YUDEN GMK212BJ105KG
C3: TAIYO YUDEN TMK316BJ106ML
L1, L2: MURATA LQH32CN100K53
IN
, C2: X5R OR X7R WITH SUFFICIENT VOLTAGE RATING
C1
1 F
R
10
SENSE1
20mA
Li-Ion to Two White LEDs and OLED/LCD Bias
80
75
70
60
50
45
40
65
55
CAP1
LED1
0
V
IN
SHUTDOWN
SW1
DIMMING
CONTROL
OFF
= 3V TO 5V
CTRL1
AND
10 H
V
ON
L1
5
IN
LED Effi ciency
LED CURRENT (mA)
= 3.6V, 2 LEDs
GND1
3498 TA03
V
IN
LT3498
10
10 H
GND2
L2
C
4.7 F
IN
SW2
SHUTDOWN
CONTROL
OFF
CTRL2
15
AND
ON
CAP2
3498 TA03b
20
V
FB2
OUT2
C2
0.47 F
R
2.21M
FB2
C3
10 F
16V
24mA
LT3498
19
3498f
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