NCV4276B Просмотр технического описания (PDF) - ON Semiconductor

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NCV4276B

400 mA Low‐Drop Voltage Regulator

ON Semiconductor 

NCV4276B

TYPICAL PERFORMANCE CHARACTERISTICS

10

Unstable Region

1

Stable Region

0.1

CQ = 22 mF for all

Fixed Output Voltages

Maximum ESR

for CQ = 22 mF

0.01

0

50 100 150 200 250 300 350 400

IQ, OUTPUT CURRENT (mA)

Figure 5. Output Stability with Output Capacitor

ESR, 5.0 V and 3.3 V Regulator

10

Unstable Region

1

Stable Region

0.1

CQ = 10 mF for 3.3 V and

5 V Fixed Output Voltages

Maximum ESR

for CQ = 10 mF

0.01

0

50 100 150 200 250 300 350 400

IQ, OUTPUT CURRENT (mA)

Figure 6. Output Stability with Output Capacitor

ESR, 5.0 V and 3.3 V Regulator

100

Unstable Region

10

1

Stable Region

CQ = 22 mF for these

Output Voltages

12 V

6V

2.5 V

0.1

0.01

0

Unstable Region

Cb capacitor not connected

50 100 150 200 250 300 350 400

IQ, OUTPUT CURRENT (mA)

Figure 7. Output Stability with Output Capacitor

ESR, Adjustable Regulator

http://onsemi.com

6

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