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Texas Instruments LM2991SX/NOPB

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Texas Instruments LM2991SX/NOPB

Manufacturer Texas Instruments
Mfr.Part # LM2991SX/NOPB
LCSC Part # C201552
Package TO-263-5
Customer #

Texas Instruments LM2991SX/NOPB


Adjustable -26V -3V ~ -24V 1V @ 1A TO-263-5 Linear Voltage Regulators (LDO) RoHS


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Category Power Management ICs/Linear Voltage Regulators (LDO)

Texas Instruments LM2991SX/NOPB

Package TO-263-5
Manufacturer Texas Instruments
Brand Category International Brands
Packaging Tape & Reel (TR)
Output Configuration Negative
Output Type Adjustable
Number of Output Channels 1
Enabling feet -
Voltage - Input (Max) -26V
Voltage - Output (Fixed) -
Voltage - Output (adj) -3V ~ -24V
Voltage Dropout (Max) 1V @ 1A
Output Current (Max) 1A
Quiescent Current (Iq) -
Current - Supply (Max) 5mA
Ripple Rejection (PSRR) 60dB(1kHz)
Operating Temperature -40℃ ~ 125℃
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Shopping Guide

Shipping Delivery period For in stock parts, orders generally can be ready to ship within 4 hours.
LCSC ships orders once a day at about 5pm except Sunday.
Once shipped, estimated delivery time depends on the below carriers you chose.
DHL Express, 3-7 business days
DHL eCommerce,12-22 business days
FedEx International Priority, 3-7 business days
EMS, 10-15 business days
Registered Air Mail, 15-30 business days
Shipping rates Shipping rates for your order can be found in the shopping cart.
Shipping option We provide DHL, FedEx, EMS, SF Express, and Registered Air Mail international shipping.
Shipping tracking We will notify you by email with tracking number once order is shipped.
You can also find the tracking number in order history.
Returning/warranty Returning Returns are normally accepted when completed within 30 days from date of shipment,please contact customer service for a return authorization.
Parts should be unused and in original packaging.
Customer has to take charge for the shipping.
Warranty All LCSC purchases come with a 30-day money-back return policy, plus a 90-day LCSC warranty against any manufacturing defects.
This warranty shall not apply to any item where defects have been caused by improper customer assembly, failure by customer to follow instructions, product modification, negligent or improper operation
Ordering  How to Buy LCSC accepts online orders.
Add to cart > Check out > Submit order > Complete payment >Delivery
Payment PayPal, Credit Card includes Visa, Master, American Express.
Wire Transfer, available for order over 500 USD.
In Stock: 526
234 Can Ship Immediately
292 Can Ship within 3 Days
 Check New Stock & Lead Times

More stock available by submitting a backorder


1. Add required quantity to cart

2. Checkout without paying

Minimum : 1  Multiples : 1


Unit Price


Ext. Price




Sales Unit: Piece       Full Reel: 500
Qty. Unit Price Ext. Price
1+ US$3.5976 US$3.6
10+ US$3.145 US$31.45
30+ US$3.062 US$91.86
100+ US$2.5323 US$2.9791 US$253.23
500+ US$2.5001 US$2.9412 US$1250.05
1000+ US$2.4617 US$2.8961 US$2461.7

Some options may not be available based on your order quantity.
Cut Tape
Parts are cut from a full reel tape according to the ordered quantities.
LCSC-Reels(Add $ reeling fee)
LCSC-Reels is a customized-quantity-reel of continuous cut tapes.
Full Reel
The ordered quantity matches a full reel quantity as received from the manufacturer.
Reel + Cut Tape
Parts are packed as a combination of Full Reel and Cut Tape.
For example,if a full reel is 3000pcs while your ordered quantity is 4000pcs,you will receive a full reel of 3000pcs and a cut tape of 1000pcs.
Reel + LCSC-Reels(Add $ reeling fee)
Parts are packed as a combination of Full Reel and LCSC-Reels.