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LT3154AVPBF 数据表(PDF) 5 Page - Analog Devices

部件名 LT3154AVPBF
功能描述  6A Low Noise, High Performance Buck-Boost DC/DC Converter
PDF  32 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

LT3154AVPBF 数据表(HTML) 5 Page - Analog Devices

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LT3154
5
Rev. 0
For more information www.analog.com
TYPICAL PERFORMANCE CHARACTERISTICS
Efficiency/Power Loss at 2.2MHz
1.8V, 2.5V, 3.6V, 5.0V to
3.3VOUT, L = 0.68µH
Efficiency/Power Loss at 2.2MHz
1.8V, 2.5V, 3.6V, 5.0V to
5.0VOUT, L = 0.68µH
Efficiency/Power Loss at 1.2MHz
Li-Ion (3.0V, 3.6V, 4.2V) to
3.3VOUT, L = 1µH
Efficiency/Power Loss at 2.2MHz
1.8V, 3.6V, 5.0V to 2.5VOUT,
L = 0.68µH
Burst Mode Operation No-Load
Input Current vs VIN
PWM Mode Efficiency vs fSW
VIN Current in Shutdown
Current vs Temperature
(TA = 25°C, VIN = 3.6, VOUT = 3.3V unless otherwise specified)
PWM Mode No-Load Input
Current vs VIN
Shutdown vs VIN
LOAD CURRENT (A)
0.0001
40
60
10
3154 G01
20
0
0.001
0.01
0.1
1
100
30
50
10
70
80
90
2
3
1
0
5
4
PWM
BURST
LOSS
1.8VIN
2.5VIN
3.6VIN
5.0VIN
LOAD CURRENT (A)
0.0001
40
60
10
3154 G02
20
0
0.001
0.01
0.1
1
100
30
50
10
70
80
90
2
3
1
0
5
4
PWM
BURST
LOSS
1.8VIN
2.5VIN
3.6VIN
5.0VIN
LOAD CURRENT (A)
0.0001
40
60
10
3154 G03
20
0
0.001
0.01
0.1
1
100
30
50
10
70
80
90
2
3
1
0
5
4
PWM
BURST
LOSS
3.0VIN
3.6VIN
4.2VIN
VIN (V)
1.8 2.2 2.6 3 3.4 3.8 4.2 4.6
5.4
5.0
5.8
0
10
20
30
40
50
60
70
3154 G05
1.8VOUT
3.3VOUT
5.0VOUT
SWITCHING FREQUENCY (kHz)
400 800 1200 1600 2000 2400 2800 3200 3600 4000
90
91
92
93
94
95
96
97
98
3154 G06
4.2VIN, 3.3VOUT, 1uH, 1A LOAD
LOAD CURRENT (A)
0.0001
40
60
10
3154 G04
20
0
0.001
0.01
0.1
1
100
30
50
10
70
80
90
2
3
1
0
5
4
PWM
BURST
LOSS
1.8VIN
3.6VIN
5.0VIN
VIN (V)
1.8 2.2 2.6 3 3.4 3.8 4.2 4.6
5.4
5.0
5.8
0
5
10
15
20
25
30
35
40
3154 G07
1.8VOUT
3.3VOUT
5.0VOUT
fSW = 1MHz
VIN (V)
1.8 2.2 2.6 3 3.4 3.8 4.2 4.6
5.4
5.0
5.8
0
0.1
0.2
0.3
0.4
0.5
0.6
3154 G08
TEMPERATURE (°C)
–50
1
150
3154 G09
0.5
0
–10
70 90 110 130
–30
10
50
30
2.5
1.5
2
VIN = 3.6V



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