SC431LCSK-.25TRT View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
SC431LCSK-.25TRT Datasheet PDF : 10 Pages
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SC431L
POWER MANAGEMENT
Typical Characteristics
Cathode Current vs.
Cathode Voltage
300 VZ = VREF
200 TA = 25oC
100
0
-100
-200
-300
-1
1.248
1.246
-0.5
0
0.5
VZ (V)
Reference Voltage vs.
Junction Temperature
1
1.5
IZ = 10mA
1.244
1.242
1.240
1.238
1.236
IZ = 60µA
1.234
-50 -25
0
25
50
75 100 125 150
TJ (°C)
Ratio of Delta Reference Voltage to Delta Cathode
Voltage vs. Junction Temperature
1.2
1.1
1.0
IZ = 10mA
∆VZ = 16V to VREF
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
-50
-25
0
25
50
75
TJ (°C)
100 125 150
Cathode Current vs.
Cathode Voltage
150 VZ = VREF
100 TA = 25oC
50
0
-50
-100
-150
-1.5
-1
-0.5
0
0.5
1
1.5
VZ (V)
Reference Input Current vs.
Junction Temperature
150
IZ = 10mA
R1 = 10kΩ
R2 = ∞
125
100
75
50
-50 -25
0
25
50
75
100
TJ (°C)
Off-State Cathode Current
vs. Junction Temperature
250
VREF = 0V
200
125 150
VZ = 16V
150
100
50
VZ = 6V
0
-50
-25
0
25
50
75
100 125 150
TJ (°C)
2008 Semtech Corp.
6
www.semtech.com
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