LT1615 데이터 시트보기 (PDF) - Linear Technology
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LT1615 Datasheet PDF : 8 Pages
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TYPICAL APPLICATIO S
VIN
1.5V TO 3V
2-Cell to 3.3V Boost Converter
L1
4.7µH
D1
5
1
VIN
SW
4
C1
4.7µF
LT1615
SHDN
GND
2
3
FB
4.7pF
3.3V
60mA
1M
C2
22µF
604k
C1: TAIYO YUDEN LMK316BJ475
C2: TAIYO YUDEN JMK325BJ226
L1: MURATA LQH3C4R7M24
D1: MOTOROLA MBR0520
(408) 573-4150
(408) 573-4150
(814) 237-1431
(800) 441-2447
1615/-1 TA03
LT1615/LT1615-1
2-Cell to 3.3V Converter Efficiency
90
85
80
75
70
65
60
55
50
0.1
VIN = 3V
VIN = 1.5V
1
10
LOAD CURRENT (mA)
100
1615/-1 TA03a
1-Cell Li-Ion to 3.3V SEPIC Converter
VIN
2.5V TO 4.2V
C3
L1
10µH
1µF
D1
5
1
VIN
SW
LT1615
4
SHDN
C1
GND
4.7µF
2
3
FB
L2
10µH
4.7pF
1M
604k
C1: TAIYO YUDEN LMK316BJ475
C2: TAIYO YUDEN JMK316BJ106
C3: TAIYO YUDEN JMK107BJ105
L1, L2: MURATA LQH3C100K24
D1: MOTOROLA MBR0520
(408) 573-4150
(408) 573-4150
(408) 573-4150
(814) 237-1431
(800) 441-2447
3.3V
50mA
C2
10µF
1615/-1 TA07
VIN
3V TO 6V
4-Cell to 5V SEPIC Converter
C3
L1
10µH
1µF
D1
5
1
VIN
SW
4
C1
4.7µF
LT1615
SHDN
GND
2
3
FB
L2
10µH
4.7pF
1M
324k
C1: TAIYO YUDEN LMK316BJ475
C2: TAIYO YUDEN JMK316BJ106
C3: TAIYO YUDEN JMK107BJ105
L1, L2: MURATA LQH3C100K24
D1: MOTOROLA MBR0520
(408) 573-4150
(408) 573-4150
(408) 573-4150
(814) 237-1431
(800) 441-2447
5V
40mA
C2
10µF
1615/-1 TA07
PIN Diode Driver
VIN
1V TO 6V
L1
22µH
D1
5
1
VIN
SW
10M
LT1615-1
4
SHDN
3
FB
C1
GND
365k
4.7µF
2
C1: TAIYO YUDEN EMK316BJ475
C2: TAIYO YUDEN GMK316BJ105
L1: MURATA LQH3C220K24
D1: MOTOROLA MBR0540
(408) 573-4150
(408) 573-4150
(814) 237-1431
(800) 441-2447
35V
500µA
C2
1µF
1615/-1 TA09
1-Cell to 3.3V Boost Converter
VIN
1V TO 1.5V
L1
22µH
D1
5
1
VIN
SW
LT1615-1
4
SHDN
3
FB
C1
GND
4.7µF
2
4.7pF
1M
604k
C1: TAIYO YUDEN LMK316BJ475
C2: TAIYO YUDEN JMK316BJ106
L1: MURATA LQH3C220K24
D1: CENTRAL SEMICONDUCTOR CMDSH-3
(408) 573-4150
(408) 573-4150
(814) 237-1431
(516) 435-1110
3.3V
15mA
C2
10µF
1615/-1 TA04
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
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