GM1117S Ver la hoja de datos (PDF) - Gamma Microelectronics Inc.
Número de pieza
componentes Descripción
Fabricante
GM1117S Datasheet PDF : 15 Pages
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GM1117S
1A LOW DROPOUT
PRECISION VOLTAGE REGULATOR
Typical Performance Characteristics
TCASE = 0°C
0.95
TCASE = 25°C
0.90
0.85
TCASE = 125°C
0.80
0.75
0
200
400
600
800 1000
IOUT (mA)
Figure 1. Dropout Voltage vs. Output Current
0.10
0.08
0.06
0.04
0.02
0.00
-0.02
-0.04
-0.06
-0.08
-0.10
-0.12
0
20
40
60
80
100
120
TJ (°C)
Figure 2. Reference Voltage vs. Temperature
70
IO = 10mA
65
60
55
50
45
40
0 10 20 30 40 50 60 70 80 90 100 110 120 130
Temperature (°C)
Figure 3. Adjust Pin Current vs. Temperature
300
200
100
0
-100
-200
1000
500
0
0
VOUT= 3.3V
COUT= CIN = 22µF, Tantalum
CAdj = 0.1µF
1
2
3
45
6
7
8 9 10
Time (µs)
Figure 5. Transient Response
85
75
65
55
45
TCASE = 125°C
35 IO = 10mA
VIN = VOUT + 3V
25
VRIPPLE = 1.0VP-P
CADJ = 0.1µF
15
101 102
103
104
105
106
Frequency (Hz)
Figure 4. Ripple Rejection vs. Frequency
3.5
3.3
3.1
2.9
2.7
2.5
2.3
2.1
1.9
1.7
1.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
VIN – VOUT (V)
Figure 6. Short Circuit Current vs. VIN -VOUT
6
9
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