LT1528CQ-TR Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT1528CQ-TR Datasheet PDF : 12 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
SHDN Pin Threshold
(Off-to-On)
2.0
1.8
1.6
ILOAD = 3A
1.4
1.2
ILOAD = 1mA
1.0
0.8
0.6
0.4
0.2
0
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
1528 TPC10
SHDN Pin Current
100
VSHDN = 0V
90
80
70
60
50
40
30
20
10
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1528 TPC11
SENSE Pin Current
200
CURRENT FLOWS INTO SENSE PIN
175
150
125
100
75
50
25
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1528 TPC13
Reverse Output Current
300
VIN = 0V
VOUT = VSENSE
250
200
150
100
50
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1528 TPC14
Current Limit
6
5
4
3
2
1
VIN = 7V
VOUT = 0V
0
–50 –25 0 25 50 75
TEMPERATURE (°C)
100 125
1528 TPC16
Reverse Output Current
1000
900
800
700
TJ = 25°C, VIN = 0V
VOUT =VSENSE
CURRENT FLOWS
INTO DEVICE
600
500
400
300
200
100
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT VOLTAGE (V)
1528 TPC17
LT1528
SHDN Pin Input Current
25
20
15
10
5
0
01 2 3 4 5 6 7 8 9
SHDN PIN VOLTAGE (V)
1528 TPC12
Current Limit
6
VOUT = 0V
5
4
3
2
1
0
01
2 34 5
INPUT VOLTAGE (V)
67
1528 TPC15
Ripple Rejection
70
VIN(AVG) = 4.3V
68
VRIPPLE = 0.5VP-P AT f = 120Hz
IL = 1.5A
66
64
62
60
58
56
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1528 TPC18
1528fb
5
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