LM2574DW-ADJ datasheet(6/26 Pages) ONSEMI

tên linh kiện	LM2574DW-ADJ

Giải thích chi tiết về linh kiện	0.5 A, Adjustable Output Voltage, Step-Down Switching Regulator

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LM2574, NCV2574

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6

A

B

C

5

ms/DIV

TJ, JUNCTION TEMPERATURE (°C)

SWITCH CURRENT (A)

5

ms/DIV

TJ, JUNCTION TEMPERATURE (°C)

Figure 8. Oscillator Frequency

TJ, JUNCTION TEMPERATURE (°C)

Figure 9. Switch Saturation Voltage

Figure 10. Minimum Operating Voltage

Figure 11. Feedback Pin Current

Figure 12. Continuous Mode Switching Waveforms

Vout = 5.0 V, 500 mA Load Current, L = 330 mH

Figure 13. Discontinuous Mode Switching Waveforms

Vout = 5.0 V, 100 mA Load Current, L = 100 mH

Vin = 1.23 V

ILoad = 100 mA

Adjustable Version Only

Vin = 12 V

Normalized at 25

°C

Adjustable Version Only

A

B

C

A: Output Pin Voltage, 10 V/DIV.

B: Inductor Current, 0.2 A/DIV.

C: Output Ripple Voltage, 20 mV/DIV, AC−Coupled

A: Output Pin Voltage, 10 V/DIV.

B: Inductor Current, 0.2 A/DIV.

C: Output Ripple Voltage, 20 mV/DIV, AC−Coupled

TYPICAL PERFORMANCE CHARACTERISTICS (Circuit of Figure 16) (continued)

8.0

6.0

4.0

2.0

0

-2.0

-4.0

-6.0

-8.0

10

1.3

1.2

1.1

1.0

0.9

0.8

0.7

0.6

0.5

0.4

0.3

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0

100

80

60

40

20

0

-20

-40

-60

-80

-100

125

100

75

50

25

0

-25

-50

0

0.1

0.2

0.3

0.4

0.5

125

100

75

50

25

0

-25

-50

125

100

75

50

25

0

-25

-50

20 V

10 V

0

0.6 A

0.4 A

0.2 A

0

20 mV

AC

20 V

10 V

0

0.4 A

0.2 A

0

20 mV

AC

-40

°C

25

°C

125

°C

Số phần tương tự - LM2574DW-ADJ

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
ON Semiconductor	LM2574DW-ADJ	279Kb / 28P	0.5 A, Adjustable Output Voltage, Step-Down Switching Regulator February, 2002 ??Rev. 5
	LM2574DW-ADJ	296Kb / 26P	0.5 A, Adjustable Output Voltage, Step?묭own Switching Regulator August, 2006 ??Rev. 8
	LM2574DW-ADJR2	279Kb / 28P	0.5 A, Adjustable Output Voltage, Step-Down Switching Regulator February, 2002 ??Rev. 5
	LM2574DW-ADJR2	296Kb / 26P	0.5 A, Adjustable Output Voltage, Step?묭own Switching Regulator August, 2006 ??Rev. 8
	LM2574DW-ADJR2G	296Kb / 26P	0.5 A, Adjustable Output Voltage, Step?묭own Switching Regulator August, 2006 ??Rev. 8

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Mô tả tương tự - LM2574DW-ADJ

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
ON Semiconductor	LM2574	279Kb / 28P	0.5 A, Adjustable Output Voltage, Step-Down Switching Regulator February, 2002 ??Rev. 5
	LM2574	296Kb / 26P	0.5 A, Adjustable Output Voltage, Step?묭own Switching Regulator August, 2006 ??Rev. 8
	LM2575T-15G	497Kb / 28P	1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator June, 2009 ??Rev. 11
	LM2575T-005G	461Kb / 28P	1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator June, 2009 ??Rev. 11
	LM2575	497Kb / 28P	1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator June, 2009 ??Rev. 11
	LM2575	382Kb / 26P	1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator May, 2004 ??Rev. 6
	LM2575T-ADJ	497Kb / 28P	1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator June, 2009 ??Rev. 11
	LM2594	560Kb / 25P	0.5 A, Step-Down Switching Regulator January, 2009 ??Rev. 0
KODENSHI_AUK CORP.	SN317MPI	376Kb / 8P	[ 0.5 A Adjustable Output ] Positive Voltage Regulator
ON Semiconductor	LM2575	364Kb / 28P	1.0 A, Adjustable Output Voltage, Step?묭own Switching Regulator November, 2005 ??Rev. 8

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