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LM2991T/LB03

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LM2991T/LB03

IC REG LIN NEG ADJ 1A TO220-5

Manufacturer: Texas Instruments

Categories: Linear, Low Drop Out (LDO) Regulators

Quality Control: Learn More

Texas Instruments LM2991T-LB03 is a negative adjustable linear voltage regulator with a 1A output capability. This TO-220-5 packaged device offers an adjustable output voltage range from -3V to -24V, with a maximum input voltage of -26V. Key features include over-temperature and short-circuit protection, an enable pin for control, and a typical quiescent current of 0.7mA. The device exhibits a high Power Supply Rejection Ratio (PSRR) of 60dB at 1kHz, making it suitable for applications requiring good noise immunity. The LM2991T-LB03 is designed for through-hole mounting and operates across a temperature range of -40°C to 125°C. Its robust design and performance characteristics find application in automotive, industrial, and consumer electronics power management systems.

Additional Information

Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:
Technical Details:
PackagingTube
Package / CaseTO-220-5 Formed Leads
Output TypeAdjustable
Mounting TypeThrough Hole
Current - Output1A
Operating Temperature-40°C ~ 125°C
Output ConfigurationNegative
Current - Quiescent (Iq)0.7 mA
Voltage - Input (Max)-26V
Number of Regulators1
Supplier Device PackageTO-220-5
Voltage - Output (Max)-24V
Voltage - Output (Min/Fixed)-3V
Control FeaturesEnable
PSRR60dB (1kHz)
Voltage Dropout (Max)1V @ 1A
Protection FeaturesOver Temperature, Short Circuit
Current - Supply (Max)5 mA

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