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LT1956IGN Datasheet(PDF) 5 Page - Linear Technology

Part # LT1956IGN
Description  High Voltage, 1.5A, 500kHz Step-Down
PDF  28 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT1956IGN Datasheet(HTML) 5 Page - Linear Technology

  LT1956IGN Datasheet HTML 1Page - Linear Technology LT1956IGN Datasheet HTML 2Page - Linear Technology LT1956IGN Datasheet HTML 3Page - Linear Technology LT1956IGN Datasheet HTML 4Page - Linear Technology LT1956IGN Datasheet HTML 5Page - Linear Technology LT1956IGN Datasheet HTML 6Page - Linear Technology LT1956IGN Datasheet HTML 7Page - Linear Technology LT1956IGN Datasheet HTML 8Page - Linear Technology LT1956IGN Datasheet HTML 9Page - Linear Technology Next Button
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5
LT1956/LT1956-5
1956f
Switching Frequency
BOOST Pin Current
VC Pin Shutdown Threshold
Minimum Input Voltage with 5V
Output
Switch Voltage Drop
TYPICAL PERFOR A CE CHARACTERISTICS
JUNCTION TEMPERATURE (
°C)
–50
50
100
1956 G10
0
25
75
575
550
525
500
475
450
425
–25
125
LOAD CURRENT (A)
0
1956 G11
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
1
7.5
7.0
6.5
6.0
5.5
5.0
MINIMUM INPUT
VOLTAGE TO START
MINIMUM INPUT
VOLTAGE TO RUN
VOUT = 5V
L = 18
µH
SWITCH CURRENT (A)
0
0.5
1
1.5
1956 G12
45
40
35
30
25
20
15
10
5
0
JUNCTION TEMPERATURE (
°C)
–50
1.5
1.7
2.1
25
75
1956 G13
1.3
1.1
–25
0
50
100
125
0.9
0.7
1.9
SWITCH CURRENT (A)
0
0.5
1
1.5
1766 G14
450
400
350
300
250
200
150
100
50
0
TJ = 125°C
TJ = 25°C
TJ = –40°C
JUNCTION TEMPERATURE (
°C)
–50
50
100
1956 G15
0
25
75
600
500
400
300
200
100
0
–25
125
Switch Minimum ON Time
vs Temperature



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