LM2931A Ver la hoja de datos (PDF) - Fairchild Semiconductor
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LM2931A Datasheet PDF : 8 Pages
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Typical Perfomance Characteristics
FIG.1 Output Voltage
vs. Input Voltage
7
6
5
4
3
2
1
0
0
5
10
15
Input voltage Vin (V)
Figure 1. Output Voltage vs. Input Voltage
FIG.3 Ripple Rejection
vs. Output Voltage
90
85
VIN = 14V
VOUT = 5.0V
75 f = 120 ㎐
TJ = 25 ℃
65
0
20
40
60
80 100
Output Current (㎃)
Figure 3. Ripple Rejection vs. Output Voltage
FIG.5 Output Voltage
vs. Temperature(Tj)
5.06
5.04
5.02
5.00
4.98
4.96
4.94
4.92
-25
0
25 50 75 100 125
Temperature Tj(℃)
Figure 5. Output Voltage vs. Temperature(Tj)
LM2931A
FIG.2 Quiescent
vs. Input Voltage
10
8.0
6.0
4.0
2.0
0
0
RL= 50 Ω
RL= 500 Ω
10
20
30
40 50
Input voltage Vin (V)
Figure 2. Quiescent Current vs. Input Voltage
FIG.4 Drop Voltage
vs. Output Current
240
VIN = 14V
200 △ VOUT = 100 ㎷
TJ = 25 ℃
160
120
80
40
0
0
20 40 60 80 100 120
Output Current (㎃)
Figure 4. Drop Voltage vs. Output Current
FIG.6 Quiescent Current
vs. Temperature(Tj)
1
0.8
0.6
0.4
0.2
0
-25
0
25 50 75 100 125
Junction temperature Tj(℃)
Figure 6. Quiescent Current vs. Temperature(Tj)
3
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