Datasheet Texas Instruments LM2991 — Datenblatt

Hersteller	Texas Instruments
Serie	LM2991

Datasheet Texas Instruments LM2991

Einstellbarer Regler mit negativem Ausfall

Datenblätter

PDF, 2.3 Mb, Revision: I, Datei veröffentlicht: Oct 3, 2016

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Preise

Status

	LM2991S	LM2991S/NOPB	LM2991SX	LM2991SX/NOPB	LM2991T	LM2991T/LB03	LM2991T/LF03	LM2991T/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)	NRND (Not recommended for new designs)	NRND (Not recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)
Manufacture's Sample Availability	No	No	Yes	Yes	No	No	No	Yes

Verpackung

	LM2991S	LM2991S/NOPB	LM2991SX	LM2991SX/NOPB	LM2991T	LM2991T/LB03	LM2991T/LF03	LM2991T/NOPB
N	1	2	3	4	5	6	7	8
Pin	5	5	5	5	5	5	5	5
Package Type	KTT	KTT	KTT	KTT	KC	NDH	NDH	KC
Industry STD Term	TO-263	TO-263	TO-263	TO-263	TO-220	TO-220	TO-220	TO-220
JEDEC Code	R-PSFM-G	R-PSFM-G	R-PSFM-G	R-PSFM-G	R-PSFM-T	R-MSFM-L	R-MSFM-L	R-PSFM-T
Package QTY	45	45	500	500	45	45	45	45
Carrier	TUBE	TUBE	LARGE T&R	LARGE T&R	TUBE	TUBE	TUBE	TUBE
Device Marking	P+	LM2991S	LM2991S	P+	LM2991T	LM2991T	LM2991T	LM2991T
Width (mm)	8.42	8.42	8.42	8.42	8.51	10.16	10.16	8.51
Length (mm)	10.16	10.16	10.16	10.16	10.16	14.986	14.986	10.16
Thickness (mm)	4.58	4.58	4.58	4.58	4.58	4.572	4.572	4.58
Pitch (mm)	1.7	1.7	1.7	1.7	1.7	1.702	1.702	1.7
Max Height (mm)	4.83	4.83	4.83	4.83	4.7	4.7	4.7	4.7
Mechanical Data	Herunterladen	Herunterladen	Herunterladen	Herunterladen	Herunterladen	Herunterladen	Herunterladen	Herunterladen

Parameter

Parameters / Models	LM2991S	LM2991S/NOPB	LM2991SX	LM2991SX/NOPB	LM2991T	LM2991T/LB03	LM2991T/LF03	LM2991T/NOPB
Accuracy, %	5	5	5	5	5	5	5	5
Iout(Max), A	1	1	1	1	1	1	1	1
Iq(Typ), mA	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7
Noise, uVrms	200	200	200	200	200	200	200	200
Operating Temperature Range, C	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 125
Output Capacitor Type	Non-Ceramic	Non-Ceramic	Non-Ceramic	Non-Ceramic	Non-Ceramic	Non-Ceramic	Non-Ceramic	Non-Ceramic
Output Options	Adjustable Output,Negative Output	Adjustable Output,Negative Output	Adjustable Output,Negative Output	Adjustable Output,Negative Output	Adjustable Output,Negative Output	Adjustable Output,Negative Output	Adjustable Output,Negative Output	Adjustable Output,Negative Output
PSRR @ 100KHz, dB	22	22	22	22	22	22	22	22
Package Group	DDPAK/TO-263	DDPAK/TO-263	DDPAK/TO-263	DDPAK/TO-263	TO-220	TO-220	TO-220	TO-220
Package Size: mm2:W x L, PKG	5DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263)	5DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263)	5DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263)	5DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263)	See datasheet (TO-220)	See datasheet (TO-220)	See datasheet (TO-220)	See datasheet (TO-220)
Rating	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog
Regulated Outputs	1	1	1	1	1	1	1	1
Special Features	Enable	Enable	Enable	Enable	Enable	Enable	Enable	Enable
Thermal Resistance ОёJA, В°C/W	28	28	28	28	28	28	28	28
Vdo(Typ), mV	600	600	600	600	600	600	600	600
Vin(Max), V	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
Vin(Min), V	-26	-26	-26	-26	-26	-26	-26	-26
Vout(Max), V	-3	-3	-3	-3	-3	-3	-3	-3
Vout(Min), V	-24	-24	-24	-24	-24	-24	-24	-24

Öko-Plan

	LM2991S	LM2991S/NOPB	LM2991SX	LM2991SX/NOPB	LM2991T	LM2991T/LB03	LM2991T/LF03	LM2991T/NOPB
RoHS	See ti.com	Compliant	See ti.com	Compliant	See ti.com	See ti.com	Compliant	Compliant
Pb Free	Yes	Yes	Yes	Yes

Anwendungshinweise

Herunterladen
Linear and Switching Voltage Regulator Fundamental Part 1
PDF, 183 Kb, Datei veröffentlicht: Mar 21, 2007

Modellreihe

Serie: LM2991 (8)

LM2991S LM2991S/NOPB LM2991SX LM2991SX/NOPB LM2991T LM2991T/LB03 LM2991T/LF03 LM2991T/NOPB

Herstellerklassifikation

Semiconductors> Power Management> Linear Regulator (LDO)> Single Channel LDO

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