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Linear Technology LTC3129 Demo Manual page 2

15v, 200ma synchronous buck-boost dc/dc converter with 1.3ua quiescent current

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DEMO MANUAL DC1922A
Description
2
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DC1922A Efficiency vs Load, V
100
(AUTOBURST)
80
60
(PWM)
40
20
0
0.01
0.1
1
10
LOAD (mA)
Figure 1. DC1922A Efficiency in AUTOBURST MODE
Figure 2. DC1922A Step Response
= 5V
OUT
V
= 3V
IN
V
= 5V
IN
V
= 10V
IN
V
= 15V
IN
V
= 3V
IN
V
= 5V
IN
V
= 10V
IN
V
= 15V
IN
100
1000
dc1922a F01
dc1922af

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