GM317 データシートの表示（PDF） - Gamma Microelectronics Inc.
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GM317 Datasheet PDF : 9 Pages
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Typical Performance Characteristics
GM317
3-TERMINAL 1.5A
ADJUSTABLE REGULATOR
0.4
0.2
0
IL = 0.5A
-0.2
-0.4
IL = 1.5A
-0.6
-0.8
VI = 15V
VO= 10V
-1.0
-50 -25 0 25 50 75 100125 150
TJ, Junction Temperature (°C)
Figure 1. Load Regulation
4.0
3.0
TJ = 25˚C
2.0
-55˚C
1.0
150˚C
0
0
10 20 30 40
VIN – VOUT, Input – Output Voltage
differential (Vdc)
Figure 2. Current Limit
100
90
80
70
60
50
40
30
20
10
0
0
25 50
72 100 125
Ambient Temperature (°C)
Figure 3. Adjustment Pin Current
vs. Temperature
3.0
∆VOUT = 100mV
2.5
IL = 1.5A
1.5
1A
500mA
1.0
200mA
20mA
0
-50-25 0 25 50 75100125150
TJ, Junction Temperature (°C)
Figure 4. Dropout Voltage
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
TJ = -55˚C
25˚C
150˚C
10 20 30 40
VIN – VOUT, Input – Output Voltage
differential (Vdc)
Figure 5. Minimum Operating current
100
80
60
CADJ = 10µF
Without CADJ
40
20
VIN – VOUT = 5V
IL = 500mA
f = 120Hz
TJ = 25˚C
0
0 5.0 10 15 20 30 35 25 40
VOUT, Output Voltage
Figure 6. Ripple Rejection vs.
Output Voltage
100
80
60
IL = 500mA
VIN = 15V
VOUT = 10V
TJ = 25˚C
40
20
CLOAD = 10µF
Without CADJ
0
0 100 1.0K 10K 100K1.0M 10M
VIN – VOUT, Input – Output Voltage
differential (Vdc)
Figure 7. Ripple Rejection vs.
Frequency
6
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