MC7818CD2TR4 查看數據表（PDF） - ON Semiconductor

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MC7818CD2TR4

1.0 A Positive Voltage Regulators

ON Semiconductor 

MC7800, MC7800A, MC7800AE, NCV7800

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)

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

17.5 Vdc ≤ Vin ≤ 30 Vdc

18.5 Vdc ≤ Vin ≤ 30 Vdc

Line Regulation, TJ = 25°C (Note 22)

17.9 Vdc ≤ Vin ≤ 30 Vdc

20 Vdc ≤ Vin ≤ 26 Vdc

Load Regulation, TJ = 25°C (Note 22)

5.0 mA ≤ IO ≤ 1.5 A

Quiescent Current

Quiescent Current Change

17.5 Vdc ≤ Vin ≤ 30 Vdc

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

5.0 mA ≤ IO ≤ 1.0 A

Ripple Rejection

VO

14.4

15

15.6 14.4

15

15.6

Vdc

VO

Vdc

−

−

−

14.25

15

15.75

14.25

15

15.75

−

−

−

Regline

mV

−

8.5

300

−

8.5

30

−

3.0

150

−

3.0

28

Regload

−

1.8

300

−

1.8

55

mV

IB

−

3.5

8.0

−

3.5

6.5

mA

DIB

mA

−

−

−

−

−

0.8

−

−

1.0

−

−

0.7

−

−

0.5

−

−

0.5

RR

−

58

−

54

58

−

dB

18.5 Vdc ≤ Vin ≤ 28.5 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

Short Circuit Current Limit (TA = 25°C)

rO

−

1.2

−

−

1.2

−

mW

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

−

−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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