NCV8667(2010) Ver la hoja de datos (PDF) - ON Semiconductor

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NCV8667
(Rev.:2010)

150 mA LDO Regulator with Enable, Reset and Early Warning

ON Semiconductor 

NCV8667

TYPICAL CHARACTERISTICS

500

400

Iout = 150 mA

300

Iout = 100 mA

200

100

0

−40 −20 0 20 40 60 80 100 120 140 160

TJ, JUNCTION TEMPERATURE (°C)

Figure 10. Dropout vs. Temperature

400

Vin = 13.2 V

350

ISC @ Vout = 0 V

300

ILIM @ Vout = 4.8 V

250

400

ISC @ Vout = 0 V

TJ = 25°C

300

ILIM @ Vout = 4.8 V

200

100

0

0

100

10

5 10 15 20 25 30 35 40

Vin, INPUT VOLTAGE (V)

Figure 11. Output Current Limit vs. Input

Voltage

Vin = 13.2 V

TJ = −40°C to 150°C

Cout = 2.2 mF − 100 mF

1

STABLE REGION

0.1

200

−40 −20 0 20 40 60 80 100 120 140 160

TJ, JUNCTION TEMPERATURE (°C)

Figure 12. Output Current Limit vs. Temperature

0.01

0

50 100 150 200 250 300 350

Iout, OUTPUT CURRENT (mA)

Figure 13. Cout ESR Stability vs. Output Current

Vin

(1 V/div)

Vout

(50 mV/div)

14.2 V

13 V

5.09 V

TJ = 25°C

I Iout = 1 mA

Cout = 10 mF

trise/fall = 1 ms (Vin)

12.2 V

Iout

(100 mA/div)

5V

4.97 V

TIME (100 ms/div)

Figure 14. Line Transients

Vout

(200 mV/div)

150 mA

5V

4.77 V

TJ = 25°C

Vin = 13.2 V

Cout = 10 mF

trise/fall = 1 ms (Iout)

0.1 mA

5.16 V

TIME (20 ms/div)

Figure 15. Load Transients

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