NCV47701 查看數據表（PDF） - ON Semiconductor

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NCV47701

Low Dropout Regulator - Adjustable Current Limit 5 V to 20 V

ON Semiconductor 

NCV47701

TYPICAL CHARACTERISTICS

1.32

1.31

1.30

Vin = 13.5 V

Iout = 5 mA

1.29

1.28

1.27

1.26

1.25

1.24

−40 −20 0 20 40 60 80 100 120 140 160

TJ, JUNCTION TEMPERATURE (°C)

Figure 3. Reference Voltage vs. Temperature

0.40

0.35

0.30

0.25

0.20

0.15

0.10

0.05

0

0

TJ = 25°C

Iout = 5 mA

Vout_nom = 5 V

5 10 15 20 25 30 35 40

Vin, INPUT VOLTAGE (V)

Figure 4. Quiescent Current vs. Input Voltage

6

TJ = 25°C

5 Iout = 5 mA

Vout_nom = 5 V

4

3

2

1

0

0 1 2 3 4 5 6 7 8 9 10

Vin, INPUT VOLTAGE (V)

Figure 5. Output Voltage vs. Input Voltage

2

1 TJ = 25°C

Rout = 4.7 kW

0 Vout_nom = 5 V

−1

−2

−3

−4

−5

−6

−7

−8

−45 −40 −35 −30 −25 −20 −15 −10 −5 0

Vin, INPUT VOLTAGE (V)

5 10

Figure 6. Input Current vs. Input Voltage

(Reverse Input Voltage)

800

700

Vin = 13.5 V

Vout_nom = 5 V

600

500

400

300

200

100

TJ = 150°C

TJ = 25°C

TJ = −40°C

1400

1300

1200

Vout = 4.5 V

Vout_nom = 5 V

1100

1000

900

800

700

TJ = −40°C

TJ = 25°C

TJ = 150°C

0

600

0

50 100 150 200 250 300 350

0 5 10 15 20 25 30 35 40 45

Iout, OUTPUT CURRENT (mA)

Vin, INPUT VOLTAGE (V)

Figure 7. Dropout vs. Output Current

Figure 8. Output Current Limit vs. Input Voltage

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5

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