SG7800A/SG7800 SERIES
05/01
Rev 1.
4
Copyright
1997
L
IN
F
IN
ITY
Microelectronics Inc.
11861 Western Avenue
∞
∞
Garden Grove, CA 92841
(714) 898-8121
∞
FAX: (714) 893-2570
5
12V POSITIVE REGULATOR
ELECTRICAL SPECIFICATIONS
(Note 1)
(Unless otherwise specified, these specifications apply over the operating ambient temperatures for SG7812A/SG7812 with -55
°
C
≤
T
≤
150
°
C,
V
= 19V, I
= 500mA for the K and IG -Power Packages-, I
= 100mA for the T and L packages, C
= 0.33
μ
F, and C
OUT
= 0.1
μ
F. Low duty cycle pulse
testing techniques are used which maintains junction and case temperatures equal to the ambient temperature.)
SG7812A/SG7812
Units
SG7812
Typ. Max.
12.0
12
6
28
10
10
Min.
11.5
Min.
11.8
Typ. Max.
12.0
12
6
28
10
10
SG7812A
Test Conditions
Parameter
T
J
= 25°C
V
IN
= 14.5V to 30V, T
= 25°C
V
= 16V to 22V, T
= 25
°
C
Power Pkgs: I
O
= 5mA to 1.5A, T
= 25°C
I
= 250mA to 750mA, T
J
= 25°C
T - Pkg: I
= 5mA to 500mA, T
J
= 25°C
V
= 15.5V to 27V
Power Pkgs: I
= 5mA to 1.0A, P
≤
20W
T - Pkg: I
= 5mA to 500mA, P
≤
2W
Over Temperature Range
T
= 25°C
With Line: V
IN
= 15V to 30V
With Load:I
O
= 5mA to 1.0A (Power Pkgs.)
I
= 5mA to 500mA (T)
V
= 100mV, T
= 25°C
Power Pkgs: I
O
= 1.0A, T - Pkg: I
O
= 500mA
Power Pkgs: T
= 25°C
T - Pkg: T
= 25°C
Power Pkgs: V
= 35V, T
= 25°C
T - Pkg: V
= 35V, T
= 25°C
V
= 10V, f = 120Hz, T
= 25°C
f = 10Hz to 100KHz
(Note 2)
1000hrs. at T
J
= 125°C
I
O
= 5mA
Output Voltage
Line Regulation
(Note 1)
Load Regulation
(Note 1)
Total Output Voltage
Tolerance
Quiescent Current
Quiescent Current Change
Dropout Voltage
Peak Output Current
Short Circuit Current
Ripple Rejection
Output Noise Voltage (rms)
Long Term Stability
Thermal Shutdown
11.7
11.7
1.5
0.5
61
12.0
12.0
4
2
2.0
1.0
48
175
12.2
60
30
80
40
40
12.3
12.3
7
6
0.8
0.5
0.5
2.5
3.3
1.7
1.2
0.7
40
11.4
11.4
1.5
0.5
61
12.0
12.0
4
2
2.0
1.0
48
175
12.5
120
60
120
60
60
12.6
12.6
7
6
0.8
0.5
0.5
2.5
3.3
1.7
1.2
0.7
40
V
mV
mV
mV
mV
mV
V
V
mA
mA
mA
mA
mA
V
A
A
A
A
dB
μ
V/V
mV
°C
Note 1. All regulation tests are made at constant junction temperature with low duty cycle testing.
2. This test is guaranteed but is not tested in production.