MC7818BTG Просмотр технического описания (PDF) - ON Semiconductor
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MC7818BTG Datasheet PDF : 34 Pages
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MC7800, MC7800A, MC7800AE, NCV7800
ELECTRICAL CHARACTERISTICS (Vin = 15 V, IO = 1.0 A, TJ = Tlow to 125°C (Note 15), unless otherwise noted)
MC7809AB/MC7809AC
Characteristic
Output Voltage (TJ = 25°C)
Symbol
Min
Typ
Max
Unit
VO
8.82
9.0
9.18
Vdc
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
Vdc
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
mV
−
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
−
−
−
mV
−
25
−
25
−
15
Quiescent Current
IB
−
3.3
6.0
mA
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
mA
−
−
0.8
−
−
0.8
−
−
0.5
Ripple Rejection
11.5 Vdc ≤ Vin ≤ 21.5 Vdc, f = 120 Hz, IO = 500 mA
RR
dB
56
61
−
Dropout Voltage (IO = 1.0 A, TJ = 25°C)
VI _ VO
2.0
Vdc
Output Noise Voltage (TA = 25°C)
10 Hz ≤ f ≤ 100 kHz
Vn
mV/VO
−
10
−
Output Resistance f = 1.0 kHz
rO
−
1.0
−
mW
Short Circuit Current Limit (TA = 25°C)
Vin = 35 Vdc
ISC
−
0.2
A
Peak Output Current (TJ = 25°C)
Imax
−
2.2
−
A
Average Temperature Coefficient of Output Voltage
TCVO
−
−0.5
−
mV/°C
15. Tlow = 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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