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MC7812CT Datasheet(PDF) 6 Page - ON Semiconductor

Part No. MC7812CT
Description  1.0 A Positive Voltage Regulators
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

MC7812CT Datasheet(HTML) 6 Page - ON Semiconductor

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MC7800, MC7800A, NCV7805
http://onsemi.com
6
ELECTRICAL CHARACTERISTICS (Vin = 11 V, IO = 1.0 A, TJ = Tlow to Thigh (Note 7), unless otherwise noted)
MC7806AC
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = 25°C)
VO
5.88
6.0
6.12
Vdc
Output Voltage (5.0 mA
≤ IO ≤ 1.0 A, PD ≤ 15 W)
VO
5.76
6.0
6.24
Vdc
8.6 Vdc
≤ Vin ≤ 21 Vdc
Line Regulation (Note 8)
Regline
mV
8.6 Vdc
≤ Vin ≤ 25 Vdc, IO = 500 mA
5.0
12
9.0 Vdc
≤ Vin ≤ 13 Vdc, IO = 1.0 A
1.4
15
Load Regulation (Note 8)
Regload
mV
5.0 mA
≤ IO ≤ 1.5 A, TJ = 25°C
1.3
25
5.0 mA
≤ IO ≤ 1.0 A
0.9
25
250 mA
≤ IO ≤ 750 mA
0.2
15
Quiescent Current
IB
3.3
6.0
mA
Quiescent Current Change
DIB
mA
9.0 Vdc
≤ Vin ≤ 25 Vdc, IO = 500 mA
0.8
9.0 Vdc
≤ Vin ≤ 21 Vdc, IO = 1.0 A, TJ = 25°C
0.8
5.0 mA
≤ IO ≤ 1.0 A
0.5
Ripple Rejection
RR
58
65
dB
9.0 Vdc
≤ Vin ≤ 19 Vdc, f = 120 Hz, IO = 500 mA
Dropout Voltage (IO = 1.0 A, TJ = 25°C)
VI − VO
2.0
Vdc
Output Noise Voltage (TA = 25°C)
Vn
10
mV/VO
10 Hz
≤ f ≤ 100 kHz
Output Resistance (f = 1.0 kHz)
rO
0.9
m
W
Short Circuit Current Limit (TA = 25°C)
ISC
0.2
A
Vin = 35 Vdc
Peak Output Current (TJ = 25°C)
Imax
2.2
A
Average Temperature Coefficient of Output Voltage
TCVO
−0.3
mV/
°C
7. Tlow =0°C for MC78XXAC, C
Thigh = +125°C for MC78XXAC, C, NCV7805
=
*40°C for MC78XXB, MC78XXAB, NCV7805
8. 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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