Datasheets
LM2991SX/NOPB by:

1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125

Part Details for LM2991SX/NOPB by Texas Instruments

Overview of LM2991SX/NOPB by Texas Instruments

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

Price & Stock for LM2991SX/NOPB

Part # Distributor Description Stock Price Buy
DISTI # 31AH1982
Newark Adjustable Ldo Voltage Regulator, -2V To, Output Type:Adjustable, Input Voltage Min:-26V, Input Voltage Max:300Mv, Fixed Output Voltage Nom.:-, Adjustable Output Voltage Min:-3V, Adjustable Output Voltage Max:-25V, Output Current:1A, rohs Compliant: Yes |TEXAS INSTRUMENTS LM2991SX/NOPB Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape 54
  • 1 $4.7000
  • 10 $4.4900
  • 25 $4.2600
  • 50 $4.0800
  • 100 $3.9100
  • 250 $3.7900
  • 500 $3.6900
$3.6900 / $4.7000 Buy Now
DISTI # LM2991SX/NOPBCT-ND
DigiKey IC REG LIN NEG ADJ 1A DDPAK Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 2198
In Stock
  • 1 $3.3200
  • 10 $2.9780
  • 25 $2.8156
  • 100 $2.4402
  • 250 $2.3151
  • 500 $2.0773
  • 1,000 $1.7519
  • 2,500 $1.6643
  • 5,000 $1.6018
$1.6018 / $3.3200 Buy Now
DISTI # 926-LM2991SX/NOPB
Mouser Electronics LDO Voltage Regulators NEG LDO ADJ REG RoHS: Compliant 5650
  • 1 $3.3900
  • 10 $2.9800
  • 100 $2.4900
  • 250 $2.3700
  • 500 $2.1200
  • 1,000 $1.7900
  • 2,500 $1.7000
$1.7000 / $3.3900 Buy Now
Bristol Electronics   Min Qty: 2 26
  • 2 $2.9120
  • 10 $1.8928
$1.8928 / $2.9120 Buy Now
Quest Components 2 V-25 V ADJUSTABLE NEGATIVE LDO REGULATOR, 1 V DROPOUT, PSSO5 20
  • 1 $3.9000
  • 4 $2.6000
  • 11 $1.9500
$1.9500 / $3.9000 Buy Now
Ameya Holding Limited IC REG LIN NEG ADJ 1A DDPAK 8404
RFQ
Win Source Electronics IC REG LDO NEG ADJ 1A DDPAK 5800
  • 8 $7.0660
  • 18 $5.7980
  • 27 $5.6160
  • 37 $5.4350
  • 48 $5.2540
  • 64 $4.7110
$4.7110 / $7.0660 Buy Now

Part Details for LM2991SX/NOPB

LM2991SX/NOPB CAD Models

LM2991SX/NOPB Part Data Attributes:

LM2991SX/NOPB Texas Instruments
Buy Now Datasheet
Compare Parts:
LM2991SX/NOPB Texas Instruments 1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125
Pbfree Code Yes
Rohs Code No
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code D2PAK
Package Description TO-263, 5 PIN
Pin Count 4
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Adjustability ADJUSTABLE
Dropout Voltage1-Max 1 V
Dropout Voltage1-Nom 0.6 V
Input Voltage-Max 0.3 V
Input Voltage-Min 26 V
JESD-30 Code R-PSSO-G5
JESD-609 Code e3
Length 10.16 mm
Line Regulation-Max (%/V) 0.04
Load Regulation-Max(%) 0.4%
Moisture Sensitivity Level 3
Number of Functions 1
Number of Outputs 1
Number of Terminals 5
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -40 °C
Output Current1-Max 1 A
Output Voltage1-Max 24 V
Output Voltage1-Min 3 V
Package Body Material PLASTIC/EPOXY
Package Code TO-263
Package Equivalence Code SMSIP5H,.6,67TB
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TR
Peak Reflow Temperature (Cel) 245
Qualification Status Not Qualified
Regulator Type ADJUSTABLE NEGATIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 4.8 mm
Surface Mount YES
Technology BIPOLAR
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Pitch 1.7 mm
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) 30
Voltage Tolerance-Max 5%
Width 8.64 mm

Alternate Parts for LM2991SX/NOPB

This table gives cross-reference parts and alternative options found for LM2991SX/NOPB. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM2991SX/NOPB, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
LM2991S 1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125 Texas Instruments LM2991SX/NOPB vs LM2991S
LM2991SX 1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125 Texas Instruments LM2991SX/NOPB vs LM2991SX
Part Number Description Manufacturer Compare
LT1175CQ Adjustable Negative LDO Regulator, 2V Min, 10V Max, 0.7V Dropout, PSSO5 Analog Devices Inc LM2991SX/NOPB vs LT1175CQ
LM2991S 1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125 Texas Instruments LM2991SX/NOPB vs LM2991S
LT1185CQ#TR Adjustable Negative LDO Regulator, 2.5V Min, 25V Max, 1V Dropout, BIPolar, PSSO5 Analog Devices Inc LM2991SX/NOPB vs LT1185CQ#TR
LT1175CQ-5ADJ IC VREG ADJUSTABLE NEGATIVE LDO REGULATOR, PSSO5, PLASTIC, D2PAK-5, Adjustable Negative Single Output LDO Regulator Linear Technology LM2991SX/NOPB vs LT1175CQ-5ADJ
LT1185IQ Adjustable Negative LDO Regulator, 2.5V Min, 25V Max, 1V Dropout, BIPolar, PSSO5 Analog Devices Inc LM2991SX/NOPB vs LT1185IQ
LM2991SX 1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125 Texas Instruments LM2991SX/NOPB vs LM2991SX
LT1175IQ#PBF 500mA Negative Low Dropout Micropower Regulator Analog Devices Inc LM2991SX/NOPB vs LT1175IQ#PBF
LT1175MPQ#TRPBF 500mA Negative Low Dropout Micropower Regulator Analog Devices Inc LM2991SX/NOPB vs LT1175MPQ#TRPBF
LT3015IQ#PBF LT3015IQ#PBF Analog Devices Inc LM2991SX/NOPB vs LT3015IQ#PBF
LT1185CT#TRPBF Adjustable Negative LDO Regulator, 2.5V Min, 25V Max, 1V Dropout, BIPolar, PSFM5 Analog Devices Inc LM2991SX/NOPB vs LT1185CT#TRPBF

LM2991SX/NOPB Related Parts

Share by Email

Something went wrong!
Please enter a valid e-mail address
Email sent!
Recipient Email:
Add a recipient
Hello!

We are passing along some cool findings on Findchips sent to you from .

The data is for LM2991SX/NOPB by Texas Instruments.
They’ve also added a data comparison to this page with by .


Click on the link below to check it out on Findchips.com.

Update Alert Settings for: LM2991SX/NOPB by Texas Instruments

  • Please alert me when LM2991SX/NOPB inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for the following LM2991SX/NOPB alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
  • Please alert me when the single part price for LM2991SX/NOPB to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for the following LM2991SX/NOPB alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for LM2991SX/NOPB.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare LM2991SX/NOPB by Texas Instruments

Select a part to compare:
Part Number Manufacturer Description
No result found.
Something went wrong!
Or search for a different part: