LM2673SD-ADJ datasheet(6/35 Pages) TI

부품명	LM2673SD-ADJ

상세설명	LM2673 SIMPLE SWITCHER 3A Step-Down Voltage Regulator with Adjustable Current

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LM2673

SNVS030N – APRIL 2000 – REVISED APRIL 2013

www.ti.com

Typical Performance Characteristics (continued)

Switching Frequency

Feedback Pin Bias Current

Figure 10.

Figure 11.

Load Transient Response for Continuous Mode

Load Transient Response for Discontinuous Mode

VIN = 20V, VOUT = 5V

VIN = 20V, VOUT = 5V,

L = 33

μH, COUT = 200 μF, COUTESR = 26 mΩ

L = 10

μH, COUT = 400 μF, COUTESR = 13 mΩ

A: Output Voltage, 100 mV//div, AC-Coupled.

A: Output Voltage, 100 mV/div, AC-Coupled.

B: Load Current: 500 mA to 3A Load Pulse

B: Load Current: 200 mA to 3A Load Pulse

Figure 12. Horizontal Time Base: 100

μs/div

Figure 13. Horizontal Time Base: 200

μs/div

Continuous Mode Switching Waveforms

Discontinuous Mode Switching Waveforms

VIN = 20V, VOUT = 5V, ILOAD = 3A

VIN = 20V, VOUT = 5V, ILOAD = 500 mA

L = 33

μH, COUT = 200 μF, COUTESR = 26 mΩ

L = 10

μH, COUT = 400 μF, COUTESR = 13 mΩ

A: VSW Pin Voltage, 10 V/div.

B: Inductor Current, 1 A/div

C: Output Ripple Voltage, 20 mV/div AC-Coupled

Figure 14. Horizontal Time Base: 1

μs/div

Figure 15. Horizontal Time Base: 1

μs//iv

6

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유사한 부품 번호 - LM2673SD-ADJ

제조업체	부품명	데이터시트	상세설명
National Semiconductor ...	LM2673SD-ADJ	451Kb / 26P	SIMPLE SWITCHER 3A Step-Down Voltage Regulator with Adjustable Current Limit
National Semiconductor ...	LM2673SD-ADJ	650Kb / 26P	SIMPLE SWITCHER짰 3A Step-Down Voltage Regulator with Adjustable Current Limit
Texas Instruments	LM2673SD-ADJ/NOPB	2Mb / 37P	[Old version datasheet] LM2673 SIMPLE SWITCHER짰 3-A Step-Down Voltage Regulator With Adjustable Current Limit

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유사한 설명 - LM2673SD-ADJ

제조업체	부품명	데이터시트	상세설명
National Semiconductor ...	LM2673	451Kb / 26P	SIMPLE SWITCHER 3A Step-Down Voltage Regulator with Adjustable Current Limit
SeCoS Halbleitertechnol...	S5ELM2576	967Kb / 8P	Simple Switcher 3A Step-Down Voltage Regulator
Cystech Electonics Corp...	PL2576-XXXF5	223Kb / 10P	Simple Switcher 3A Step- Down Voltage Regulator
National Semiconductor ...	LM2576	639Kb / 24P	SIMPLE SWITCHER 3A Step-Down Voltage Regulator
List of Unclassifed Man...	AE2576	569Kb / 11P	SIMPLE SWITCHER 3A Step-Down Voltage Regulator Jan.2010 V1.2
Cystech Electonics Corp...	LM2576-XXE5	340Kb / 12P	Simple Switcher 3A Step- Down Voltage Regulator
SeCoS Halbleitertechnol...	S5ULM2576	998Kb / 8P	Simple Switcher 3A Step-Down Voltage Regulator
GTM CORPORATION	G5ELM2576	358Kb / 7P	Simple Switcher 3A Step-Down Voltage Regulator
GTM CORPORATION	G5ULM2576	356Kb / 7P	Simple Switcher 3A Step-Down Voltage Regulator
ARTSCHIP ELECTRONICS CO...	LM2576	1Mb / 23P	SIMPLE SWITCHER 3A Step-Down Voltage Regulator

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LM2673SD-ADJ 데이터시트(PDF) 6 Page - Texas Instruments

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