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LT1913IDD-PBF 数据表(PDF) 4 Page - Linear Technology

部件名 LT1913IDD-PBF
功能描述  25V, 3.5A, 2.4MHz Step-Down Switching Regulator
PDF  24 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LT1913IDD-PBF 数据表(HTML) 4 Page - Linear Technology

  LT1913IDD-PBF Datasheet HTML 1Page - Linear Technology LT1913IDD-PBF Datasheet HTML 2Page - Linear Technology LT1913IDD-PBF Datasheet HTML 3Page - Linear Technology LT1913IDD-PBF Datasheet HTML 4Page - Linear Technology LT1913IDD-PBF Datasheet HTML 5Page - Linear Technology LT1913IDD-PBF Datasheet HTML 6Page - Linear Technology LT1913IDD-PBF Datasheet HTML 7Page - Linear Technology LT1913IDD-PBF Datasheet HTML 8Page - Linear Technology LT1913IDD-PBF Datasheet HTML 9Page - Linear Technology Next Button
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LT1913
4
1913f
OUTPUT CURRENT (A)
0
0.5
50
70
100
1
2
2.5
1913 G01
60
90
80
1.5
3
3.5
VIN = 12V
VOUT = 5V
L = 4.7μH
f = 600kHz
VIN = 24V
OUTPUT CURRENT (A)
0
0.5
50
70
100
1
2
2.5
1913 G02
60
90
80
1.5
3
3.5
VIN = 12V
VOUT = 3.3V
L = 3.3μH
f = 600kHz
VIN = 24V
Efficiency
Efficiency
INPUT VOLTAGE (V)
5
15
1913 G06
4.0
10
20
3.0
2.5
5.5
5.0
4.5
3.5
25
TYPICAL
MINIMUM
VOUT = 3.3V
TA = 25°C
L = 4.7μH
f = 600kHz
Maximum Load Current
DUTY CYCLE (%)
0
40
1913 G08
4.5
20
60
3.5
3.0
6.0
5.5
5.0
4.0
80
100
Switch Current Limit
TYPICAL PERFOR A CE CHARACTERISTICS
SWITCH CURRENT (A)
0
15
45
60
75
120
1913 G11
30
90
105
03
12
45
Boost Pin Current
TEMPERATURE (°C)
4.0
4.5
5.5
5.0
1913 G09
3.5
3.0
2.0
2.5
6.5
6.0
DUTY CYCLE = 10 %
DUTY CYCLE = 90 %
–50
25
–25
0
50
75
100
150
125
Switch Current Limit
INPUT VOLTAGE (V)
5
15
1913 G07
4.5
10
20
3.5
3.0
5.5
5.0
4.0
25
TYPICAL
MINIMUM
VOUT = 5V
TA = 25°C
L = 4.7μH
f = 600kHz
Maximum Load Current
SWITCH CURRENT (A)
0
400
500
700
3
1913 G10
300
200
12
45
100
0
600
Switch Voltage Drop
Efficiency
TA = 25°C unless otherwise noted.
OUTPUT CURRENT (A)
0
0.5
50
70
100
1
2
2.5
1913 G03
60
90
80
0.5
1.5
3.0
1.0
2.5
2.0
1.5
3
3.5
VIN = 12V
VOUT = 5V
L = 4.7μH
f = 600kHz



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