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MC7805CTG Datasheet(Fiches technique) 16 Page - ON Semiconductor

Numéro de pièce MC7805CTG
Description  1.0 A Positive Voltage Regulators
Télécharger  32 Pages
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Fabricant  ONSEMI [ON Semiconductor]
Site Internet  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

MC7805CTG Datasheet(HTML) 16 Page - ON Semiconductor

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MC7800, MC7800A, NCV7805
http://onsemi.com
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ELECTRICAL CHARACTERISTICS (Vin = 27 V, IO = 1.0 A, TJ = Tlow to Thigh (Note 26), unless otherwise noted)
MC7818AC
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = 25°C)
VO
17.64
18
18.36
Vdc
Output Voltage (5.0 mA
≤ IO ≤ 1.0 A, PD ≤ 15 W)
VO
17.3
18
18.7
Vdc
21 Vdc
≤ Vin ≤ 33 Vdc
Line Regulation (Note 27)
Regline
mV
21 Vdc
≤ Vin ≤ 33 Vdc, IO = 500 mA
9.5
22
24 Vdc
≤ Vin ≤ 30 Vdc, IO = 1.0 A
3.2
25
24 Vdc
≤ Vin ≤ 30 Vdc, IO = 1.0 A, TJ = 25°C
3.2
10.5
20.6 Vdc
≤ Vin ≤ 33 Vdc, IO = 1.0 A, TJ = 25°C
8.0
22
Load Regulation (Note 27)
Regload
mV
5.0 mA
≤ IO ≤ 1.5 A, TJ = 25°C
2.0
25
5.0 mA
≤ IO ≤ 1.0 A
1.8
25
250 mA
≤ IO ≤ 750 mA
1.5
15
Quiescent Current
IB
3.5
6.0
mA
Quiescent Current Change
DIB
mA
21 Vdc
≤ Vin ≤ 33 Vdc, IO = 500 mA
0.8
21.5 Vdc
≤ Vin ≤ 30 Vdc, TJ = 25°C
0.8
5.0 mA
≤ IO ≤ 1.0 A
0.5
Ripple Rejection
RR
53
57
dB
22 Vdc
≤ Vin ≤ 32 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
1.3
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
−1.5
mV/
°C
26. Tlow =0°C for MC78XXAC, C
Thigh = +125°C for MC78XXAC, C, NCV7805
=
*40°C for MC78XXB, MC78XXAB, NCV7805
27. 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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