MC7800, MC7800A, NCV7805
ELECTRICAL CHARACTERISTICS (V = 10 V, I = 1.0 A, T = T to T (Note 3), unless otherwise noted)
high
in
O
J
low
MC7805AB/MC7805AC
Characteristic
Output Voltage (T = 25°C)
Symbol
Min
4.9
4.8
Typ
5.0
5.0
Max
5.1
Unit
Vdc
Vdc
V
O
V
O
J
Output Voltage (5.0 mA ≤ I ≤ 1.0 A, P ≤ 15 W)
5.2
O
D
7.5 Vdc ≤ V ≤ 20 Vdc
in
Line Regulation (Note 4)
Reg
mV
line
7.5 Vdc ≤ V ≤ 25 Vdc, I = 500 mA
−
−
−
−
0.5
0.8
1.3
4.5
10
12
4.0
10
in
O
8.0 Vdc ≤ V ≤ 12 Vdc, I = 1.0 A
in
O
8.0 Vdc ≤ V ≤ 12 Vdc, I = 1.0 A, T = 25°C
in
O
J
7.3 Vdc ≤ V ≤ 20 Vdc, I = 1.0 A, T = 25°C
in
O
J
Load Regulation (Note 4)
Reg
load
mV
5.0 mA ≤ I ≤ 1.5 A, T = 25°C
−
−
−
−
1.3
0.8
25
25
15
6.0
O
J
5.0 mA ≤ I ≤ 1.0 A
O
250 mA ≤ I ≤ 750 mA
0.53
3.2
O
Quiescent Current
I
B
mA
mA
Quiescent Current Change
DI
B
8.0 Vdc ≤ V ≤ 25 Vdc, I = 500 mA
−
−
0.3
−
0.8
0.8
0.5
−
in
O
7.5 Vdc ≤ V ≤ 20 Vdc, T = 25°C
in
J
5.0 mA ≤ I ≤ 1.0 A
−
0.08
83
O
Ripple Rejection
RR
68
dB
8.0 Vdc ≤ V ≤ 18 Vdc, f = 120 Hz, I = 500 mA
in
O
Dropout Voltage (I = 1.0 A, T = 25°C)
V − V
O
−
−
2.0
10
−
−
Vdc
O
J
I
Output Noise Voltage (T = 25°C)
V
n
mV/V
O
A
10 Hz ≤ f ≤ 100 kHz
Output Resistance (f = 1.0 kHz)
r
−
−
0.9
0.2
−
−
mW
O
Short Circuit Current Limit (T = 25°C)
I
A
A
SC
V
in
= 35 Vdc
Peak Output Current (T = 25°C)
I
−
−
2.2
−
−
A
J
max
Average Temperature Coefficient of Output Voltage
TCV
−0.3
mV/°C
O
3. T = 0°C for MC78XXAC, C = +125°C for MC78XXAC, C, NCV7805
T
high
low
= *40°C for MC78XXB, MC78XXAB, NCV7805
4. Load and line regulation are specified at constant junction temperature. Changes in V due to heating effects must be taken into account
O
separately. Pulse testing with low duty cycle is used.
http://onsemi.com
4
ONSEMI [ ONSEMI ]
