MC7808BDT View Datasheet(PDF) - ON Semiconductor
Part Name
Description
Manufacturer
MC7808BDT Datasheet PDF : 34 Pages
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MC7800, MC7800A, MC7800AE, NCV7800
ELECTRICAL CHARACTERISTICS (Vin = 15 V, IO = 500 mA, TJ = Tlow to 125°C (Note 13), unless otherwise noted)
MC7809B/NCV7809B
MC7809C
Characteristic
Symbol
Min
Typ
Max
Min
Typ
Max Unit
Output Voltage (TJ = 25°C)
Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W)
11.5 Vdc ≤ Vin ≤ 24 Vdc
Line Regulation, TJ = 25°C (Note 14)
11 Vdc ≤ Vin ≤ 26 Vdc
11.5 Vdc ≤ Vin ≤ 17 Vdc
Load Regulation, TJ = 25°C (Note 14)
5.0 mA ≤ IO ≤ 1.5 A
Quiescent Current
Quiescent Current Change
11.5 Vdc ≤ Vin ≤ 26 Vdc
5.0 mA ≤ IO ≤ 1.0 A
Ripple Rejection
VO
8.65
9.0
9.35 8.65
9.0
9.35
Vdc
VO
Vdc
8.55
9.0
9.45 8.55
9.0
9.45
Regline
mV
−
6.2
32
−
6.2
32
−
1.8
16
−
1.8
16
Regload
−
1.5
35
−
1.5
35
mV
IB
−
3.4
8.0
−
3.4
8.0
mA
DIB
mA
−
−
1.0
−
−
1.0
−
−
0.5
−
−
0.5
RR
56
61
−
56
61
−
dB
11.5 Vdc ≤ Vin ≤ 21.5 Vdc, f = 120 Hz
Dropout Voltage (IO = 1.0 A, TJ = 25°C)
Output Noise Voltage (TA = 25°C)
10 Hz ≤ f ≤ 100 kHz
VI − VO
−
2.0
−
Vn
−
10
−
−
2.0
−
Vdc
−
10
−
mV/VO
Output Resistance f = 1.0 kHz
rO
−
1.0
−
−
1.0
−
mW
Short Circuit Current Limit (TA = 25°C)
ISC
−
0.2
−
−
0.2
−
A
Vin = 35 Vdc
Peak Output Current (TJ = 25°C)
Imax
−
2.2
−
−
2.2
−
A
Average Temperature Coefficient of Output Voltage TCVO
−
−0.5
−
−
−0.5
−
mV/°C
13. Tlow = 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 VO due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
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