Datasheet

LT1618
11
sn1618 1618fas
TYPICAL APPLICATIONS
U
Li Ion White LED Driver
SHDN
I
ADJ
GND
V
C
V
IN
SW
ISN
ISP
FB
LT1618
R1
2M
R2
100k
V
IN
2.7V TO 5V
10kHz TO 50kHz
PWM
BRIGHTNESS
ADJUST
C1
4.7µF
C
C
0.1µF
C2
1µF
1618 • TA04
2.49Ω
D1
L1
10µH
20mA
3
2
1
9
87
510
4
R3
5.1k
C3
0.1µF
C1: TAIYO YUDEN JMK212BJ475 [phone]
C2: TAIYO YUDEN TMK316BJ105 [phone]
D1: ON SEMICONDUCTOR MBR0530 [phone]
L1: SUMIDA CLQ4D10-100 [phone]
White LED Driver for 20 LEDs
SHDN
I
ADJ
GND
V
C
V
IN
SW
ISN
ISP
FB
LT1618
R1
2M
R2
121k
V
IN
2.7V TO 5V
10kHz TO 50kHz
PWM
BRIGHTNESS
ADJUST
C1
4.7µF
C
C
0.1µF
C2
1µF
1618 • TA05
0.619Ω
D1
L1
10µH
80mA
3
2
1
9
87
510
4
R3
5.1k
C3
0.1µF
51Ω 51Ω 51Ω 51Ω
C1: TAIYO YUDEN JMK212BJ475 [phone]
C2: TAIYO YUDEN TMK316BJ105 [phone]
D1: ON SEMICONDUCTOR MBR0530 [phone]
L1: SUMIDA CR43-100 [phone]