MC7800_14 Datasheet, PDF (3/31 Pages) ON Semiconductor – 1.0 A Positive Voltage Regulators

MC7800, MC7800A, MC7800AE, NCV7800
ELECTRICAL CHARACTERISTICS (V_in = 10 V, I_O = 500 mA, T_J = T_low to 125°C (Note 1), unless otherwise noted)
MC7805B, NCV7805B
MC7805C
Characteristic
Symbol Min
Typ
Max
Min
Typ
Max Unit
Output Voltage (T_J = 25°C)
Output Voltage (5.0 mA ≤ I_O ≤ 1.0 A, P_D ≤ 15 W)
7.0 Vdc ≤ V_in ≤ 20 Vdc
8.0 Vdc ≤ V_in ≤ 20 Vdc
Line Regulation (Note 4)
7.5 Vdc ≤ V_in ≤ 20 Vdc, 1.0 A
8.0 Vdc ≤ V_in ≤ 12 Vdc
Load Regulation (Note 4)
5.0 mA ≤ I_O ≤ 1.0 A
5.0 mA ≤ I_O ≤ 1.5 A (T_A = 25°C)
Quiescent Current
Quiescent Current Change
7.0 Vdc ≤ V_in ≤ 25 Vdc
5.0 mA ≤ I_O ≤ 1.0 A (T_A = 25°C)
Ripple Rejection
8.0 Vdc ≤ V_in ≤ 18 Vdc, f = 120 Hz
Dropout Voltage (I_O = 1.0 A, T_J = 25°C)
Output Noise Voltage (T_A = 25°C)
10 Hz ≤ f ≤ 100 kHz
V_O
V_O
Reg_line
Reg_load
I_B
DI_B
RR
V_I − V_O
V_n
4.8
−
4.75
−
−
−
−
−
−
−
−
−
−
5.0
−
5.0
5.0
1.3
1.3
0.15
3.2
−
−
68
2.0
10
5.2
−
5.25
100
50
100
50
8.0
−
0.5
−
−
−
4.8
4.75
−
−
−
−
−
−
−
−
62
−
−
5.0
5.0
−
0.5
0.8
1.3
1.3
3.2
0.3
0.08
83
2.0
10
5.2
Vdc
Vdc
5.25
−
mV
20
10
mV
25
25
6.5
mA
mA
1.0
0.8
dB
−
−
Vdc
mV/V_O
−
Output Resistance f = 1.0 kHz
r_O
−
0.9
−
−
0.9
−
mW
Short Circuit Current Limit (T_A = 25°C)
V_in = 35 Vdc
I_SC
−
0.2
−
A
−
0.6
−
Peak Output Current (T_J = 25°C)
I_max
−
2.2
−
−
2.2
−
A
Average Temperature Coefficient of Output Voltage TCV_O
−
−0.3
−
−
−0.3
−
mV/°C
1. T_low = 0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
2. Load and line regulation are specified at constant junction temperature. Changes in V_O due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
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