lt3593 Linear Technology Corporation, lt3593 Datasheet - Page 11

• Manufacturer Part Number: lt3593
• Description: 1mhz White Led Driver With Output Disconnect And One Pin Current Programming
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIONS
3V TO 5V
3V TO 5V
CURRENT CONTROL
CURRENT CONTROL
SHUTDOWN AND
SHUTDOWN AND
V
V
IN
Li-Ion Driver for One White LED
Li-Ion Driver for Two White LED
IN
C1: TAIYO YUDEN EMK107BJ105MA
C2: TAIYO YUDEN GMK316BJ105ML
L1: MURATA LQH43CN100
D1: CENTRAL CMDSH05-4
C1: TAIYO YUDEN EMK107BJ105MA
C2: TAIYO YUDEN GMK316BJ105ML
L1: MURATA LQH43CN100
D1: CENTRAL CMDSH05-4
C1
1μF
C1
1μF
CTRL
CTRL
V
V
IN
IN
LT3593
LT3593
10μH
GND
10μH
GND
L1
L1
SW
SW
CAP
1μF
CAP
LED
C2
1μF
LED
C2
D1
D1
3593 TA02a
3593 TA03a
70
60
50
40
30
20
10
80
70
60
50
40
30
20
0
0
V
1 LED
V
2 LEDs
IN
IN
= 3.6V
= 3.6V
Conversion Effi ciency
Conversion Effi ciency
5
5
LED CURRENT (mA)
LED CURRENT (mA)
10
10
15
15
3593 TA02b
3593 TA03b
20
20
LT3593
11
3593f