Datasheet Texas Instruments LM3485 — Datenblatt

Hersteller	Texas Instruments
Serie	LM3485

4,5-35 V, hysteretischer nicht synchroner PFET-Buck-Controller

Datenblätter

PDF, 1.1 Mb, Revision: H, Datei veröffentlicht: Dec 28, 2015

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	LM3485MM	LM3485MM/NOPB	LM3485MMX	LM3485MMX/NOPB
Lifecycle Status	NRND (Not recommended for new designs)	Active (Recommended for new designs)	NRND (Not recommended for new designs)	Active (Recommended for new designs)
Manufacture's Sample Availability	No	Yes	No	Yes

	LM3485MM	LM3485MM/NOPB	LM3485MMX	LM3485MMX/NOPB
N	1	2	3	4
Pin	8	8	8	8
Package Type	DGK	DGK	DGK	DGK
Industry STD Term	VSSOP	VSSOP	VSSOP	VSSOP
JEDEC Code	R-PDSO-G	R-PDSO-G	R-PDSO-G	R-PDSO-G
Package QTY	1000	1000		3500
Carrier	SMALL T&R	SMALL T&R		LARGE T&R
Device Marking	S29B	S29B	S29B	S29B
Width (mm)	3	3	3	3
Length (mm)	3	3	3	3
Thickness (mm)	.97	.97	.97	.97
Pitch (mm)	.65	.65	.65	.65
Max Height (mm)	1.07	1.07	1.07	1.07
Mechanical Data	Herunterladen	Herunterladen	Herunterladen	Herunterladen

Parameters / Models	LM3485MM	LM3485MM/NOPB	LM3485MMX	LM3485MMX/NOPB
Approx. Price (US$)			0.52 \| 1ku
Control Mode	Hysteretic	Hysteretic		Hysteretic
Duty Cycle(Max), %	100	100		100
Duty Cycle(Max)(%)			100
Iout(Max), A	4	4		4
Iout(Max)(A)			4
Iq(Typ), mA	0.25	0.25		0.25
Iq(Typ)(mA)			0.25
Number of Phases	1	1		1
Operating Temperature Range, C	-40 to 125	-40 to 125		-40 to 125
Operating Temperature Range(C)			-40 to 125
Package Group	VSSOP	VSSOP	VSSOP	VSSOP
Rating	Catalog	Catalog	Catalog	Catalog
Regulated Outputs	1	1		1
Regulated Outputs(#)			1
Special Features	Enable	Enable	Enable	Enable
Switching Frequency(Max), kHz	1000	1000		1000
Switching Frequency(Max)(kHz)			1000
Switching Frequency(Min), kHz	50	50		50
Switching Frequency(Min)(kHz)			50
Type	Controller	Controller	Controller	Controller
Vin(Max), V	35	35		35
Vin(Max)(V)			35
Vin(Min), V	4.5	4.5		4.5
Vin(Min)(V)			4.5
Vout(Max), V	35	35		35
Vout(Max)(V)			35
Vout(Min), V	1.242	1.242		1.242
Vout(Min)(V)			1.242

	LM3485MM	LM3485MM/NOPB	LM3485MMX	LM3485MMX/NOPB
RoHS	See ti.com	Compliant	Not Compliant	Compliant
Pb Free	No

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Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics
PDF, 926 Kb, Datei veröffentlicht: Jul 21, 2016

Serie: LM3485 (4)

Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Controller (External Switch)