LTC3429_15 Datasheet, PDF (12/12 Pages) Linear Technology – 600mA, 500kHz Micropower Synchronous Boost Converter with Output Disconnect

LTC3429/LTC3429B
TYPICAL APPLICATIO
Single AA Cell to 2.5V Synchronous Boost Converter
+ _SINGLE
AA CELL
L1
4.7µH
C1
4.7µF
1
SW
6
5
V_IN V_OUT
OFF ON
LTC3429
4
3
SHDN FB
GND
2
C1: TAIYO YUDEN X5R JMK212BJ475MM
C2: TAIYO YUDEN X5R JMK212BJ106MM
L1: COILCRAFT D0160C-472
R1
1.02M
R2
1.02M
V_OUT
2.5V
130mA
C2
10µF
3429 TA03
SINGLE ⁺
AA CELL
Single AA Cell to 3.3V
L1
4.7µH
C1
4.7µF
1
SW
6
5
V_IN V_OUT
OFF ON
LTC3429
4
3
SHDN FB
GND
2
R1
1.02M
R2
604k
C1: TAIYO YUDEN X5R JMK212BJ475MM
C2: TAIYO YUDEN X5R JMK212BJ106MM
L1: COILCRAFT D0160C-472
V_OUT
3.3V
100mA
C2
10µF
3429 TA06
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No R_SENSE is a trademark of Linear Technology Corporation.
COMMENTS
90% Efficiency, V_IN: 0.9V to 10V, V_OUT(MAX) = 34V, I_Q = 3mA, I_SD < 1µA,
ThinSOT
V_IN: 1V to 15V, V_OUT(MAX) = 34V, I_Q = 20µA, I_SD < 1µA, ThinSOT
90% Efficiency, V_IN: 1.6V to 18V, V_OUT(MAX) = 35V, I_Q = 1.8mA,
I_SD < 1µA
95% Efficiency, V_IN: 0.9V to 5V, I_Q = 200µA, I_SD < 10µA, MS10
High Efficiency, V_IN: 2.6V to 16V, V_OUT(MAX) = 34V, I_Q = 4.2mA/5.5mA,
I_SD < 1µA, ThinSOT
High Efficiency, V_IN: 2.45V to 16V, V_OUT(MAX) = 34V, I_Q = 32mA,
I_SD < 1µA, MS8
90% Efficiency, V_IN: 3V to 25V, V_OUT(MAX) = 35V, I_Q = 0.9mA, I_SD < 6µA,
MS8E
92% Efficiency, V_IN: 0.85V to 5V, V_OUT(MAX) = 5V, I_Q = 19µA/300µA,
I_SD < 1µA, ThinSOT
97% Efficiency, V_IN: 0.5V to 5V, V_OUT(MAX) = 5.5V, I_Q = 38µA, I_SD < 1µA,
MS10
95% Efficiency, V_IN: 0.5V to 4.5V, V_OUT(MAX) = 5.25V, I_Q = 12µA,
I_SD < 1µA, QFN24
95% Efficiency, V_IN: 0.5V to 4.5V, V_OUT(MAX) = 5.25V, I_Q = 12µA,
I_SD < 1µA, QFN32
V_IN: 2.3V to 10V, V_OUT(MAX) = 34V, I_Q = 25µA, I_SD < 1µA, ThinSOT
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
3429fa
LT/TP 1104 1K REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2004