MC7915 查看數據表（PDF） - Fairchild Semiconductor

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MC7915

3-TERMINAL 1A NEGATIVE VOLTAGE REGULATORS

Fairchild Semiconductor 

MC79XX (LM79XX) (KA79XX/A)

FIXED VOLTAGE REGULATOR (NEGATIVE)

TYPICAL PERFORMANCE CHARACTERISTICS

5.1

5.05

Fig.1 Output Voltage

Vin=10V

Io=40mA

5

4.95

4.9

4.85

Vin=25V

Io=100mA

4.8

-40 -25 0 25 50 75 100 125

TA, Ambient Temperature [oC]

Fig.3 Quiescent Current

5

4.5

4

3.5

3

2.5

2

1.5

1

0.5

0

-40 -25 0 25 50 75 100 125

TA, Ambient Temperature [oC]

Fig.5 Short Circuit Current

0.6

0.55

0.5

0.45

0.4

0.35

0.3

0.25

0.2

0.15

0.1

0.05

0

-0.05

-0.1

-40 -25 0 25 50 75 100 125

TA, Ambient Temperature [oC]

Fig. 2 Load Regulation

15

13

Io=1.5A

11

9

7

5

3

1

-1

Io=0.75A

-3

-5

-40 -25 0 25 50 75 100 125

TA, Ambient Temperature [oC]

Fig. 4 Dropout Voltage

4

3.5

3

2.5

2

1.5

Io=1A

1

0.5

0

-40 -25 0 25 50 75 100 125

TA, Ambient Temperature [oC]

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