• phone contact us
  •  
    $ USD
    $ AUD
    £ GBP
    $ CAD
    € EUR
  •  
    EnglishEnglish
    中文 / 汉语中文 / 汉语
    ItalianoItaliano
    PortuguêsPortuguês
    DeutschDeutsch
    FrançaisFrançais
    РусскийРусский
    日本語日本語
    TürkçeTürkçe
    한국어한국어
    EspañolEspañol
    NederlandsNederlands
  • |
  • Order status
  • Login/Register
help desk software
Available Replacements
ROHs Equivalent
LM340T-12/NOPB
LM340T-12/NOPB

National Semiconductor

In Stock: 0

Minimum Order: 1

View Product
LM340T-12 by national semiconductor
Image is representational - see manufacturer specifications

National Semiconductor

LM340T-12

LDO Regulator Pos 12V 1A 3-Pin(3+Tab) TO-220 Rail

+ see all

View Datasheet Ask the Datasheet Accessories Notify Me

RoHS Non-Compliant
Discontinued
Packaging
Certificate of Compliance
Description +
LDO Regulator Pos 12V 1A 3-Pin(3+Tab) TO-220 Rail
Product Highlights:
•Complete specifications at 1A load
•Output voltage tolerances of ±2% at Tj = 25°C and ±4% over the temperature range (LM340A)
•Line regulation of 0.01% of VOUT/V of [Delta]VIN at 1A load (LM340A)
•Load regulation of 0.3% of VOUT/A (LM340A)
•Internal thermal overload protection
•Internal short-circuit current limit
•Output transistor safe area protection
•P+ Product Enhancement tested
Search Keywords: LM340T12
SPECS +
  • Product Attribute
    Attribute Value Select Attribute
  • Supplier:
    National Semiconductor
  • Part No:
    LM340T-12
  • Unit of Measure:
    Per Each
  • RoHS:
    No
  • HTS:
    8542390001
  • COO:
    MY
  • ECCN:
    EAR99
  • Supplier Standard Pack: This information is provided for customers who prefer to buy in multiples of the Manufacturer’s Standard Package quantity. Minimum Order Quantities and Required Order Multiples are presented with our price and availability information.
    45
  • Line Regulation:
    120 mV
  • Load Regulation:
    120 mV
  • Accuracy:
    ±2 %
  • Function:
    LDO
  • Dimension:
    10.16 x 4.7(Max) x 8.89(Max) mm
  • Family:
    LM340
Symbol, Footprint, 3D Model
Tools/3D Models +
Product Guides +
Frequently Asked Questions
Is LM340T-12 discontinued?
Yes, LM340T-12 from National Semiconductor is discontinued. OnlineComponents.com is an authorized distributor and may have remaining stock or a recommended replacement for it.
Is LM340T-12 RoHS compliant?
No, LM340T-12 is not RoHS compliant.
What is the lead time for LM340T-12?
The standard lead time for LM340T-12 is approximately 12 weeks. In-stock quantities ship from OnlineComponents.com.

  • This product is discontinued, but still in stock.

Price Match Guarantee
We’ll meet or beat any authorized competitor’s published price for this part.
In Stock: 1,434
Can Ship immediately
ADD TO CART
Request Quote
Price (USD)
Qty
Unit Price
1
$7.89
25
$4.09
100
$1.31
500
$1.15
1,000 +
$0.91
Click for Quote
Log in to unlock special pricing

Join the circuit, keeping you connected to OnlineComponents.com and beyond!