ELECTRICAL CHARACTERISTICS at specified Junction Temperature
GM7812: V=19V, I =500mA, (unless otherwise noted)
O
I
CHARACTERISTICS
TEST CONDITIONS *
25°C
MIN
11.5
11.4
TYP
12
MAX UNIT
12.5
Output Voltage **
I = 5mA to 1A
O
V
0°C to 125°C
12
12.6
V =14.5V to 27V, P 15W
I
V =14.5V to 30V
I
10
3
240
mV
120
Input Regulation
Ripple Rejection
Output Regulation
Output Resistance
25°C
0°C to 125°C
25°C
V =16V to 22V
I
V =15V to 25V, f = 120Hz
I
71
dB
55
I =5mA to 1.5A
O
12
240
mV
120
I =250mA to 750mA
O
4
f = 1kHz
0°C to 125°C
0°C to 125°C
0.018
W
Temperature Coefficient
Output Voltage
I = 5mA
O
-1.0
mV/°C
Output Noise Voltage
µV
V
f = 10Hz to 100kHz
25°C
25°C
25°C
75
2.0
4.3
I = 1A
O
Dropout Voltage
Bias Current
8
mA
V = 14.5V to 30V
I
1.0
0.5
Bias Current Change
0°C to 125°C
mA
I =5mA to 1A
O
Short-Circuit Output Current
Peak Output Current
350
2.2
mA
A
25°C
25°C
GM7815: V=23V, I =500mA, (unless otherwise noted)
O
I
CHARACTERISTICS
TEST CONDITIONS *
25°C
MIN
14.4
TYP
15
MAX UNIT
15.6
Output Voltage **
I = 5mA to 1A
O
V
0°C to 125°C
14.25
15
15.75
V =17.5V to 30V, P 15W
I
V =17.5V to 30V
I
12
3
300
mV
150
Input Regulation
Ripple Rejection
Output Regulation
Output Resistance
25°C
0°C to 125°C
25°C
V =20V to 26V
I
V =18.5V to 28.5V, f = 120Hz
I
70
dB
54
I =5mA to 1.5A
O
12
300
mV
150
I =250mA to 750mA
O
4
f = 1kHz
0°C to 125°C
0°C to 125°C
0.019
W
Temperature Coefficient
Output Voltage
I = 5mA
O
-1.0
mV/°C
Output Noise Voltage
µV
V
f = 10Hz to 100kHz
25°C
25°C
25°C
90
2.0
4.3
I = 1A
O
Dropout Voltage
Bias Current
8
mA
V = 17.5V to 30V
I
1.0
0.5
Bias Current Change
0°C to 125°C
mA
I =5mA to 1A
O
Short-Circuit Output Current
Peak Output Current
230
2.1
mA
A
25°C
25°C
*Pulse testing tehniques are used to maintain the junction temperature as close to the ambient temperature as possible.
Thermal effects must be taken into account.
** The specification applies only for DC power dissipation permitted by absolute maximum ratings
7
GAMMA [ GAMMA MICROELECTRONICS INC. ]
