Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image

Exact MPN17 sourced attributes1 source document

Texas Instruments · exact orderable part

LM2990SX-15

Name: LM2990SX-15
Brand: Texas Instruments

IC REG LIN -15V 1.8A DDPAK

Original manufacturerCommercial terms confirmed per lot

ManufacturerTexas Instruments

Package / caseTO-263-4, D2PAK (3 Leads + Tab), TO-263AA

Mounting typeSurface Mount

PackingTape & Reel (TR) Cut Tape (CT) Digi-Reel®

Technical parameters

Technical specifications

17 normalized values · 1 validated source

LM2990SX-15 technical parameters
Parameter	Value
Base Product Number	LM2990 [1]
Current - Output	1.8A [1]
Current - Quiescent (Iq)	1 mA [1]
Current - Supply (Max)	5 mA [1]
Mfr	Texas Instruments [1]
Mounting Type	Surface Mount [1]
Number of Regulators	1 [1]
Operating Temperature	-40°C ~ 125°C [1]
PSRR	52dB (1kHz) [1]
Output Configuration	Negative [1]
Product Status	Last Time Buy [1]
Output Type	Fixed [1]
Protection Features	Over Temperature, Short Circuit [1]
Voltage - Input (Max)	-26V [1]
Voltage - Output (Min/Fixed)	-15V [1]
Voltage Dropout (Max)	1V @ 1A [1]
Package / Case	TO-263-4, D2PAK (3 Leads + Tab), TO-263AA [1]

Catalog relationships

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

Related exact parts

Browse exact MPNs and compare their specifications. These links do not imply compatibility or interchangeability.