LT3012EFE Просмотр технического описания (PDF) - Linear Technology
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LT3012EFE Datasheet PDF : 16 Pages
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LT3012
TYPICAL PERFORMANCE CHARACTERISTICS
GND Pin Current vs ILOAD
10
VIN = 4.75V
9 TJ = 25°C
8 VOUT = 1.24V
7
6
5
4
3
2
1
0
0
50 100 150 200 250
LOAD CURRENT (mA)
3012 G10
SHDN Pin Current
0.6
VIN = 6V
VSHDN = 0V
0.5 CURRENT FLOWS
OUT OF SHDN PIN
0.4
0.3
0.2
0.1
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3012 G13
SHDN Pin Threshold
2.0
1.8
1.6
1.4
OFF-TO-ON
1.2
1.0
ON-TO-OFF
0.8
0.6
0.4
0.2
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3012 G11
SHDN Pin Current
0.6
TJ = 25°C
CURRENT FLOWS
0.5 OUT OF SHDN PIN
0.4
0.3
0.2
0.1
0
0 0.5 1.0 1.5 2.0 2.5 3.0
SHDN PIN VOLTAGE (V)
3012 G12
ADJ Pin Bias Current
120
100
80
60
40
20
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3012 G14
Current Limit
1000
VOUT = 0V
900
800
700
TJ = 25°C
600
TJ = 125°C
500
400
300
200
100
0
0 10 20 30 40 50 60
INPUT VOLTAGE (V)
70 80
3012 G15
Current Limit
700
600
500
400
300
200
100 VIN = 7V
0 VOUT = 0V
–50 –25 0
25 50 75 100 125 150
TEMPERATURE (°C)
3012 G16
Reverse Output Current
200
TJ = 25°C
180 VIN = 0V
160 VOUT = VADJ
140
120
100 CURRENT FLOWS
80 INTO OUTPUT PIN
60
ADJ
PIN CLAMP
(SEE APPLICATIONS
INFORMATION)
40
20
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT VOLTAGE (V)
3012 G17
6
Reverse Output Current
120
VIN = 0V
VOUT = VADJ = 1.24V
100
80
60
40
20
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
3012 G18
3012fd
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