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LTC3129 Datasheet(PDF) 5 Page - Linear Technology

Part # LTC3129
Description  15V, 200mA Synchronous Buck-Boost DC/DC Converter with 1.3關A Quiescent Current
PDF  30 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3129 Datasheet(HTML) 5 Page - Linear Technology

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LTC3129
5
3129fc
For more information www.linear.com/LTC3129
Typical perForMance characTerisTics
Efficiency, VOUT = 12V
Maximum Output Current
vs VIN and VOUT
Efficiency, VOUT = 5V
TA = 25°C, unless otherwise noted.
Power Loss, VOUT = 3.3V
Power Loss, VOUT = 5V
Power Loss, VOUT = 12V
Efficiency, VOUT = 15V
Power Loss, VOUT = 15V
VIN (V)
2
250
200
150
100
50
0
13
3 4
3129 G11
15
10
14
11 12
8
5
9
6 7
VOUT = 2.5V
VOUT = 3.3V
VOUT = 4.1V
VOUT = 5V
VOUT = 6.9V
VOUT = 8.2V
VOUT = 12V
VOUT = 15V
No Load Input Current
vs VIN and VOUT (PWM = 0V)
OUTPUT CURRENT (mA)
0.01
100
90
70
50
40
80
60
30
20
10
0
10
0.1
3129 G05
1000
1
100
BURST
PWM
VIN = 2.5V
VIN = 3.6V
VIN = 5V
VIN = 10V
VIN = 15V
OUTPUT CURRENT (mA)
0.01
100
90
70
50
40
80
60
30
20
10
0
10
0.1
3129 G09
1000
1
100
PWM
BURST
VIN = 2.5V
VIN = 3.6V
VIN = 5V
VIN = 10V
VIN = 15V
OUTPUT CURRENT (mA)
0.01
1000
100
10
1
0.1
0.01
10
0.1
3129 G04
1000
1
100
BURST
PWM
VIN = 2.5V
VIN = 3.6V
VIN = 5V
VIN = 10V
VIN = 15V
OUTPUT CURRENT (mA)
0.01
1000
100
10
1
0.1
0.01
10
0.1
3129 G06
1000
1
100
PWM
BURST
VIN = 2.5V
VIN = 3.6V
VIN = 5V
VIN = 10V
VIN = 15V
OUTPUT CURRENT (mA)
0.01
100
90
70
50
40
40
80
60
30
20
10
0
10
0.1
3129 G07
1000
1
100
BURST
PWM
VIN = 2.5V
VIN = 3.6V
VIN = 5V
VIN = 10V
VIN = 15V
OUTPUT CURRENT (mA)
0.01
1000
100
10
1
0.1
0.01
10
0.1
3129 G08
1000
1
100
PWM
BURST
VIN = 2.5V
VIN = 3.6V
VIN = 5V
VIN = 10V
VIN = 15V
OUTPUT CURRENT (mA)
0.01
1000
100
10
1
0.1
0.01
10
0.1
3129 G10
1000
1
100
BURST
VIN = 2.5V
VIN = 3.6V
VIN = 5V
VIN = 10V
VIN = 15V
PWM
VIN (V)
2.5
30
25
20
15
10
5
0
12.5
3129 G12
14.5
10.5
4.5
8.5
6.5
VOUT = 2.5V
VOUT = 5V
VOUT = 10V
VOUT = 15V
FB DIVIDER CURRENT = 2µA



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