Texas Instruments LM2991S
$ 3.19
Production
Price and Stock
Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers
Distributor
SKU
Min
Pkg
Bulk Pricing
Inventory History
3 month trend: -1.68%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
CAD Models
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Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 3.19
$ 2.22
Stock
148,433
191,337
Authorized Distributors
1
1
Min Input Voltage
-26 V
-26 V
Max Input Voltage
300 mV
300 mV
Polarity
Negative
Negative
Output Type
Adjustable
Adjustable
Number of Regulators
1
1
Output Voltage
-24 V
-24 V
Output Current
1 A
1 A
Dropout Voltage
600 mV
600 mV
Power Supply Rejection Ratio (PSRR)
-
-
Case/Package
TO-263
TO-263
Number of Pins
5
5
Supply Chain
Lifecycle StatusProduction (Last Updated: 2 years ago)
Manufacturer Lifecycle StatusLIFEBUY (Last Updated: 2 years ago)
Related Parts
Texas InstrumentsLM2991SX/NOPB
1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125
Texas InstrumentsLM2991S/NOPB
1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125
Descriptions
Descriptions of Texas Instruments LM2991S provided by its distributors.
1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125
NEGATIVE LOW DROPOUT ADJUSTABLE REGULATOR Adjustable Negative LDO Regulator, 2V Min, 25V Max, 1V Dropout, BIPolar, PSSO5
V REG ADJ -2/25V, 2991, TO-263-5; Primary Input Voltage:-26V; Output Voltage Adjustable Range:-2V to -25V; Dropout Voltage Vdo:600mV; No. of Pins:5; Output Current:1A; Voltage Regulator Case Style:TO-263; Operating Temperature Range:-40°C to +125°C; SVHC:No SVHC (19-Dec-2011); Adjustable Output Voltage Max:-24V; Adjustable Output Voltage Min:-3V; Base Number:2991; IC Generic Number:2991; Input Voltage Max:0.3V; Input Voltage Min:-26V; No. of Outputs:1; Operating Temperature Max:125°C; Operating Temperature Min:-40°C; Output Current Max:1A; Output Voltage:-2V; Output Voltage Max:-3V; Output Voltage Min:-24V; Package / Case:TO-263 (D2-Pak); Supply Voltage Max:-26V; Termination Type:SMD; Voltage Regulator Type:Negative Adjustable
Manufacturer Aliases
Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names:
- TI
- TEXAS
- TEXAS INST
- TEXAS INSTR
- TEXAS INSTRUMENT
- TEXAS INSTRUMENTS INC
- TEXAS INS
- TEXAS INSTRU
- TEXAS INSTRUMEN
- TI/NS
- TEX
- Texas Instruments (TI)
- TEXASIN
- TEXAS INSTRUMENTS INCORPORATED
- TEXINS
- TEXAS INTRUMENTS
- TEAXS
- TEXASI
- TEXAS INSTRUM
- TI Texas Instruments
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
Inventory History
3 month trend: -1.68%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageTO-263
MountSurface Mount
Number of Pins5
Technical
Current Rating1 A
Dropout Voltage600 mV
Max Input Voltage300 mV
Max Operating Temperature125 °C
Max Output Current1 A
Min Current Limit1.5 A
Min Input Voltage-26 V
Min Operating Temperature-40 °C
Number of Outputs1
Number of Regulators1
Output Current1 A
Output TypeAdjustable
Output Voltage-24 V
PolarityNegative
Quiescent Current5 mA
Reference Voltage-1.186 V
Schedule B8542390000
Dimensions
Height4.83 mm
Length10.16 mm
Thickness4.58 mm
Width8.42 mm
Compliance
Environmental Classification
Lead FreeContains Lead
Radiation HardeningNo
REACH SVHCNo
RoHSNon-Compliant
Compliance Statements