LM2575T-12 datasheet(6/26 Pages) ONSEMI

Part #	LM2575T-12

Description	1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator

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Manufacturer	ONSEMI [ON Semiconductor]

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LM2575

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6

OUTPUT

VOLTAGE

(PIN 2)

OUTPUT

CURRENT

(PIN 2)

INDUCTOR

OUTPUT

RIPPLE

VOLTAGE

100

−50

10 V

−50

0

100

ms/DIV

TJ, JUNCTION TEMPERATURE (°C)

5.0

ms/DIV

TJ, JUNCTION TEMPERATURE (°C)

Figure 8. Standby Quiescent Current

Vin, INPUT VOLTAGE (V)

Figure 9. Standby Quiescent Current

Figure 10. Oscillator Frequency

Figure 11. Feedback Pin Current

Figure 12. Switching Waveforms

Figure 13. Load Transient Response

Vin = 12 V

VON/OFF = 5.0 V

TJ = 25°C

−100

1.0 A

1.0

40

0

2.0

0.5

20

1.0 A

0

120

0

100

0.5 A

−2.0

100

−40

80

−4.0

60

40

20 mV

−8.0

20

0

−10

0

40

80

120

60

20

−6.0

/DIV

−20

−25

5.0

0

10

25

15

50

20

75

25

100

30

125

40

35

Vin = 12 V

Normalized at 25

°C

Adjustable

Version Only

CURRENT

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LM2575T-12 Datasheet(PDF) 6 Page - ON Semiconductor

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