MC7800_14 Datasheet, PDF (10/31 Pages) ON Semiconductor – 1.0 A Positive Voltage Regulators

MC7800, MC7800A, MC7800AE, NCV7800
ELECTRICAL CHARACTERISTICS (V_in = 15 V, I_O = 1.0 A, T_J = T_low to 125°C (Note 15), unless otherwise noted)
MC7809AB/MC7809AC
Characteristic
Symbol
Min
Typ
Max
Output Voltage (TJ = 25°C)
VO
8.82
9.0
9.18
Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W)
11.5 Vdc ≤ Vin ≤ 24 Vdc
VO
8.65
9.0
9.35
Line Regulation (Note 16)
11.5 Vdc ≤ Vin ≤ 26 Vdc, IO = 500 mA
12 Vdc ≤ Vin ≤ 17 Vdc, IO = 1.0 A
11.5 Vdc ≤ Vin ≤ 24 Vdc, TJ = 25°C
Regline
−
6.2
16
−
1.8
7.0
−
5.2
16
Load Regulation (Note 16)
5.0 mA ≤ IO ≤ 1.5 A, TJ = 25°C
5.0 mA ≤ IO ≤ 1.0 A
250 mA ≤ IO ≤ 750 mA
Regload
−
−
−
−
25
−
25
−
15
Quiescent Current
IB
−
3.3
6.0
Quiescent Current Change
11.5 Vdc ≤ Vin ≤ 26 Vdc, IO = 500 mA
11.5 Vdc ≤ Vin ≤ 24 Vdc, IO = 1.0 A, TJ = 25°C
5.0 mA ≤ IO ≤ 1.0 A
DIB
−
−
0.8
−
−
0.8
−
−
0.5
Ripple Rejection
11.5 Vdc ≤ Vin ≤ 21.5 Vdc, f = 120 Hz, IO = 500 mA
RR
56
61
−
Dropout Voltage (IO = 1.0 A, TJ = 25°C)
VI _ VO
2.0
Output Noise Voltage (TA = 25°C)
10 Hz ≤ f ≤ 100 kHz
Vn
−
10
−
Unit
Vdc
Vdc
mV
mV
mA
mA
dB
Vdc
mV/VO
Output Resistance f = 1.0 kHz
Short Circuit Current Limit (TA = 25°C)
Vin = 35 Vdc
rO
−
1.0
−
mW
ISC
A
−
0.2
−
Peak Output Current (TJ = 25°C)
Imax
−
2.2
−
A
Average Temperature Coefficient of Output Voltage
TCVO
−
−0.5
−
mV/°C
15. T_low = 0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB.
16. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
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