MC7800_14 Datasheet, PDF (9/31 Pages) ON Semiconductor – 1.0 A Positive Voltage Regulators

MC7800, MC7800A, MC7800AE, NCV7800
ELECTRICAL CHARACTERISTICS (V_in = 15 V, I_O = 500 mA, T_J = T_low to 125°C (Note 13), unless otherwise noted)
MC7809B/NCV7809B
MC7809C
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)
11.5 Vdc ≤ V_in ≤ 24 Vdc
Line Regulation, T_J = 25°C (Note 14)
11 Vdc ≤ V_in ≤ 26 Vdc
11.5 Vdc ≤ V_in ≤ 17 Vdc
Load Regulation, T_J = 25°C (Note 14)
5.0 mA ≤ I_O ≤ 1.5 A
V_O
8.65
9.0
9.35 8.65
9.0
9.35
Vdc
V_O
Vdc
8.55
9.0
9.45 8.55
9.0
9.45
Reg_line
−
−
6.2
32
1.8
16
mV
−
6.2
32
−
1.8
16
Reg_load
−
1.5
35
mV
−
1.5
35
Quiescent Current
Quiescent Current Change
11.5 Vdc ≤ V_in ≤ 26 Vdc
5.0 mA ≤ I_O ≤ 1.0 A
Ripple Rejection
11.5 Vdc ≤ V_in ≤ 21.5 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
I_B
−
3.4
8.0
−
3.4
8.0
mA
DI_B
mA
−
−
1.0
−
−
1.0
−
−
0.5
−
−
0.5
RR
dB
56
61
−
56
61
−
V_I − V_O
−
2.0
−
V_n
−
10
−
−
2.0
−
Vdc
mV/V_O
−
10
−
Output Resistance f = 1.0 kHz
r_O
−
1.0
−
−
1.0
−
mW
Short Circuit Current Limit (T_A = 25°C)
V_in = 35 Vdc
I_SC
A
−
0.2
−
−
0.2
−
Peak Output Current (T_J = 25°C)
I_max
−
2.2
−
−
2.2
−
A
Average Temperature Coefficient of Output Voltage
TCV_O
−
−0.5
−
−
−0.5
−
mV/°C
13. T_low = 0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
14. 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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