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LT1950IGN データシート(PDF) 5 Page - Linear Technology

部品番号 LT1950IGN
部品情報  Single Switch PWM Controller with Auxiliary Boost Converter
PDF  20 Pages
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メーカー  LINER [Linear Technology]
ホームページ  http://www.linear.com
Logo LINER - Linear Technology

LT1950IGN データシート(HTML) 5 Page - Linear Technology

  LT1950IGN Datasheet HTML 1Page - Linear Technology LT1950IGN Datasheet HTML 2Page - Linear Technology LT1950IGN Datasheet HTML 3Page - Linear Technology LT1950IGN Datasheet HTML 4Page - Linear Technology LT1950IGN Datasheet HTML 5Page - Linear Technology LT1950IGN Datasheet HTML 6Page - Linear Technology LT1950IGN Datasheet HTML 7Page - Linear Technology LT1950IGN Datasheet HTML 8Page - Linear Technology LT1950IGN Datasheet HTML 9Page - Linear Technology Next Button
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LT1950
5
sn1950 1950fs
TEMPERATURE (
°C)
–50
100
1950 G11
050
11
10
9
8
7
6
5
4
3
–25
25
75
125
GATE CAPACITANCE (pF)
0
125
100
75
50
25
0
4000
1950 G12
1000
2000
3000
5000
tr
tf
TEMPERATURE (
°C)
–50
100
1950 G08
050
3.00
2.75
2.50
2.25
2.00
–25
25
75
125
TEMPERATURE (
°C)
–50
40
35
30
25
20
15
10
25
75
1950 G07
–25
0
50
100
125
TEMPERATURE (
°C)
–50
100
1950 G09
050
3.1
2.9
2.7
2.5
2.3
2.1
1.9
1.7
1.5
–25
25
75
125
14
12
10
8
6
4
2
0
TEMPERATURE (
°C)
–50
25
75
1950 G10
–25
0
50
100
125
SHDN = SHDN THRESHOLD + 70mV
SHDN = SHDN THRESHOLD – 100mV
9.2
8.7
8.2
7.7
7.2
TEMPERATURE (
°C)
–50
25
75
1950 G13
–25
0
50
100
125
GATE DISABLE
GATE ENABLE
HYSTERESIS
TEMPERATURE (
°C)
–50
1950 G14
0
50
100
13.0
12.5
12.0
11.5
11.0
10.5
10.0
9.5
9.0
–25
25
75
125
BOOST DISABLE
BOOST RE-ENABLE
HYSTERESIS
250
200
150
100
50
TEMPERATURE (
°C)
–50
25
75
1950 G15
–25
0
50
100
125
TA = 25°C
BLANK Override Threshold –
ISENSE Maximum Threshold vs
Temperature
Minimum VIN Start-Up Voltage vs
Temperature (VIN2 Boosted)
VIN IQ vs Temperature
SHDN Input Current *(–1) vs
Temperature
SHDN Current Hysteresis vs
Temperature
GATE Rise/Fall Time vs
GATE Capacitance
VIN2: BOOST Disable
vs Temperature
BOOST Switch ILIMIT vs
Temperature
VIN2: GATE Enable
vs Temperature
TYPICAL PERFOR A CE CHARACTERISTICS



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