Texas Instruments LM2991 Negative Low Dropout Adjustable Regulator LM2991T

Negative Low Dropout Adjustable Regulator 5-TO-220 -40 to 125

Linear Voltage Regulator IC Negative Adjustable 1 Output 1A TO-220-5

Manufacturer: Texas Instruments
Win Source Part Number: 071180-LM2991T
Packaging: Tube/Rail
Mounting: Through Hole
Regulator Topology: Negative Adjustable
Voltage - Dropout (Typical): 0.6V @ 1A
Number of Regulators: 1
Output Type: Adjustable
Control Features: Enable
Output Current: 1A
Output Voltage: -3 V to -24 V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C
Case / Package: TO-220-5
Maximum Input Voltage: -26V
Nominal Output Voltage (Min/Fixed): -3V
Dropout Voltage-Max: 1V @ 1A
Operating Supply Current: 0.7mA to 5mA
PSRR: 60dB (1kHz)
Maximum Output Voltage: -24V
Protection Features: Over Temperature, Short Circuit
Popularity: Medium
Fake Threat In the Open Market: 33 pct.
Supply and Demand Status: Balance

1A Neg Adj LDO, -3V to -24V, 600mV Dropout, TO-220 Product overview: LM2991T from Texas Instruments is a LDO Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include LDO, 1A, -3V, -24V, TO-220. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 1A, -3V, -24V, LDO Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-LM2991T can be used for catalog matching and distributor lookup.