GM7800_09 Datasheet, PDF (8/11 Pages) Gamma Microelectronics Inc. – 1.5A POSITIVE VOLTAGE REGULATOR

GM7800 Series
1.5A POSITIVE VOLTAGE REGULATOR
GM7815 Electrical Characteristics (V_I = 23V, I_O = 500mA unless otherwise noted)
Parameter
Test Condition
Min Typ Max Unit
Output Voltage (note *)
Input Regulation
I_O =5mA to 1A
V_I = 17.5V to 30V, P 15W
V_I = 17.5V to 30V
V_I = 20V to 26V
25°C
14.4 15
0°C to 125°C 14.25 15
12
25°C
3
Ripple Rejection
V_I = 18.5V to 28.5V, f = 120KHz 25°C
54
70
I_O = 5mA to 1.5A
12
Output Regulation
25°C
I_O = 250mA to 750mA
4
Output Resistance
Temperature Coefficient
of Output Voltage
f = 1KHz
I_O = 5mA
0°C to 125°C
0°C to 125°C
0.019
-1.0
Output Noise Voltage
f = 10Hz to 100KHz
25°C
90
Dropout Voltage
I_O = 1A
25°C
2.0
Bias Current
25°C
4.3
Bias Current Change
V_I = 17.5V to 30V
I_O = 5mA to 1A
0°C to 125°C
Short Circuit Output
Current
25°C
350
Peak Output Current
25°C
2.2
Note *: This specification applies only for dc power dissipation permitted by absolute maximum ratings.
15.6
15.75
300
150
300
150
8
1
0.5
V
mV
dB
mV
Ω
mV/°C
µV
V
mA
mA
mA
A
GM7818 Electrical Characteristics (V_I = 27V, I_O = 500mA unless otherwise noted)
Parameter
Test Condition
Min Typ Max Unit
Output Voltage (note *)
Input Regulation
I_O =5mA to 1A
V_I = 21V to 33V, P 15W
V_I = 21V to 33V
V_I = 24V to 30V
25°C
17.3 18 18.7
V
0°C to 125°C 17.1 18 18.9
25°C
15 360
mV
5
180
Ripple Rejection
V_I = 22V to 32V, f = 120KHz
25°C
53
69
dB
Output Regulation
I_O = 5mA to 1.5A
I_O = 250mA to 750mA
25°C
12 360
mV
4
180
Output Resistance
Temperature Coefficient
of Output Voltage
Output Noise Voltage
f = 1KHz
I_O = 5mA
f = 10Hz to 100KHz
0°C to 125°C
0°C to 125°C
25°C
0.022
-1.0
110
Ω
mV/°C
µV
Dropout Voltage
I_O = 1A
25°C
2.0
V
Bias Current
25°C
4.5
8
mA
Bias Current Change
V_I = 21V to 33V
I_O = 5mA to 1A
0°C to 125°C
1
mA
0.5
Short Circuit Output
Current
25°C
200
mA
Peak Output Current
25°C
2.1
A
Note *: This specification applies only for dc power dissipation permitted by absolute maximum ratings.
8