Integrated Circuits (ICs)

LM2991S

Obsolete

Texas Instruments

IC REG LIN NEG ADJ 1A DDPAK

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Search across all available documentation for this part.

Integrated Circuits (ICs)

LM2991S

Obsolete

Texas Instruments

IC REG LIN NEG ADJ 1A DDPAK

Deep-Dive with AI

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	LM2991S

Control Features	Enable
Current - Output	1 A
Current - Quiescent (Iq)	700 µA
Current - Supply (Max) [Max]	5 mA
Mounting Type	Surface Mount
Number of Regulators	1
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Negative
Output Type	Adjustable
Package / Case	TO-263-6, TO-263BA, D2PAK (5 Leads + Tab)
PSRR	60 dB
Supplier Device Package	TO-263 (DDPAK-5)
Voltage - Input (Max) [Max]	-26 V
Voltage - Output (Min/Fixed)	-3 V
Voltage Dropout (Max) [Max]	1 V

LM2991 Series

Part	Current - Quiescent (Iq)	Control Features	Operating Temperature [Max]	Operating Temperature [Min]	Supplier Device Package	Current - Supply (Max) [Max]	Output Configuration	Voltage - Output (Min/Fixed)	Voltage - Input (Max) [Max]	PSRR	Mounting Type	Package / Case	Current - Output	Voltage Dropout (Max) [Max]	Number of Regulators	Output Type
Texas Instruments LM2991S	700 µA	Enable	125 °C	-40 °C	TO-263 (DDPAK-5)	5 mA	Negative	-3 V	-26 V	60 dB	Surface Mount	D2PAK (5 Leads + Tab) TO-263-6 TO-263BA	1 A	1 V	1	Adjustable
Texas Instruments LM2991S/NOPB	700 µA	Enable	125 °C	-40 °C	TO-263 (DDPAK-5)	5 mA	Negative	-3 V	-26 V	60 dB	Surface Mount	D2PAK (5 Leads + Tab) TO-263-6 TO-263BA	1 A	1 V	1	Adjustable
Texas Instruments LM2991T/NOPB	700 µA	Enable	125 °C	-40 °C	TO-220-5	5 mA	Negative	-3 V	-26 V	60 dB	Through Hole	TO-220-5	1 A	1 V	1	Adjustable
Texas Instruments LM2991T/LB03	700 µA	Enable	125 °C	-40 °C	TO-220-5	5 mA	Negative	-3 V	-26 V	60 dB	Through Hole	TO-220-5 Formed Leads	1 A	1 V	1	Adjustable
Texas Instruments LM2991T/LF03	700 µA	Enable	125 °C	-40 °C	TO-220-5	5 mA	Negative	-3 V	-26 V	60 dB	Through Hole	TO-220-5 Formed Leads	1 A	1 V	1	Adjustable
Texas Instruments LM2991SX	700 µA	Enable	125 °C	-40 °C	TO-263 (DDPAK-5)	5 mA	Negative	-3 V	-26 V	60 dB	Surface Mount	D2PAK (5 Leads + Tab) TO-263-6 TO-263BA	1 A	1 V	1	Adjustable
Texas Instruments LM2991SX/NOPB	700 µA	Enable	125 °C	-40 °C	TO-263 (DDPAK-5)	5 mA	Negative	-3 V	-26 V	60 dB	Surface Mount	D2PAK (5 Leads + Tab) TO-263-6 TO-263BA	1 A	1 V	1	Adjustable
Texas Instruments LM2991T	700 µA	Enable	125 °C	-40 °C	TO-220-5	5 mA	Negative	-3 V	-26 V	60 dB	Through Hole	TO-220-5	1 A	1 V	1	Adjustable

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tube	1	$ 7.18

Description

General part information

LM2991 Series

Linear Voltage Regulator IC Negative Adjustable 1 Output 1A TO-263 (DDPAK-5)

Documents

Technical documentation and resources

No documents available