MC7824ACT datasheet(13/34 Pages) ONSEMI

13 / 34 page

MC7800, MC7800A, MC7800AE, NCV7800

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ELECTRICAL CHARACTERISTICS (Vin = 23 V, IO = 500 mA, TJ = Tlow to 125°C (Note 21), unless otherwise noted)

MC7815B/NCV7815B

MC7815C

Characteristic

Symbol

Min

Typ

Max

Min

Typ

Max

Unit

Output Voltage (TJ = 25°C)

14.4

15.6

14.4

15.6

Vdc

Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W)

Vdc

17.5 Vdc ≤ Vin ≤ 30 Vdc

−

14.25

15.75

18.5 Vdc ≤ Vin ≤ 30 Vdc

14.25

15.75

−

Line Regulation, TJ = 25°C (Note 22)

Regline

17.9 Vdc ≤ Vin ≤ 30 Vdc

−

8.5

300

−

8.5

20 Vdc ≤ Vin ≤ 26 Vdc

−

3.0

150

−

3.0

Load Regulation, TJ = 25°C (Note 22)

Regload

−

1.8

300

−

1.8

5.0 mA ≤ IO ≤ 1.5 A

Quiescent Current

−

3.5

8.0

−

3.5

6.5

Quiescent Current Change

DIB

17.5 Vdc ≤ Vin ≤ 30 Vdc

−

0.8

17.5 Vdc ≤ Vin ≤ 30 Vdc, IO = 1.0 A, TJ = 25°C

−

1.0

−

0.7

5.0 mA ≤ IO ≤ 1.0 A

−

0.5

−

0.5

Ripple Rejection

−

18.5 Vdc ≤ Vin ≤ 28.5 Vdc, f = 120 Hz

Dropout Voltage (IO = 1.0 A, TJ = 25°C)

VI − VO

−

2.0

−

2.0

−

Vdc

Output Noise Voltage (TA = 25°C)

−

mV/VO

10 Hz ≤ f ≤ 100 kHz

Output Resistance f = 1.0 kHz

−

1.2

−

1.2

−

Short Circuit Current Limit (TA = 25°C)

ISC

−

0.2

−

0.2

−

Vin = 35 Vdc

Peak Output Current (TJ = 25°C)

Imax

−

2.2

−

2.2

−

Average Temperature Coefficient of Output Voltage

TCVO

−

−1.0

−

−1.0

−

mV/°C

21.Tlow =0°C for MC78XXC, MC78XXAC,

= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB

22.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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