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Product Overview
Digi-Key Part Number LM3940ISX-3.3/NOPBCT-ND
Quantity Available 4,709
Can ship immediately

Manufacturer Part Number


Description IC REG LINEAR 1A DDPAK/TO263-3
Lead Free Status / RoHS Status Contains lead / RoHS Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Manufacturer Standard Lead Time 16 Weeks
Detailed Description

Linear Voltage Regulator IC Positive Fixed 1 Output 3.3V 1A DDPAK/TO-263-3

Documents & Media
Datasheets LM3940
Design Resources Development Tool Selector
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Power Management
PCN Assembly/Origin Mult Devices 12/Apr/2018
Manufacturer Product Page LM3940ISX-3.3/NOPB Specifications
Online Catalog 3.1V to 3.3V Output
Product Attributes Select All
Manufacturer Texas Instruments
Series -
Packaging ? Cut Tape (CT) ?
Part Status Active
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 7.5V
Voltage - Output (Min/Fixed) 3.3V
Voltage - Output (Max) -
Voltage Dropout (Max) 0.2V @ 100mA
Current - Output 1A
Control Features -
Protection Features Over Temperature, Short Circuit
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case TO-263-4, D²Pak (3 Leads + Tab), TO-263AA
Supplier Device Package DDPAK/TO-263-3
Base Part Number LM3940
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Additional Resources
Standard Package ? 1
Other Names LM3940ISX-3.3/NOPBCT

21:37:36 6/17/2018

Price & Procurement

All prices are in USD.
Price Break Unit Price Extended Price
1 1.93000 $1.93
10 1.73100 $17.31
100 1.39090 $139.09

Submit a request for quotation on quantities greater than those displayed.

Alternate Package | This part is also available in the following packaging:
  • Tape & Reel (TR) ? : LM3940ISX-3.3/NOPBTR-ND
  • Minimum Quantity: 500
  • Quantity Available: 4,000 - Immediate
  • Unit Price: $1.10950
  • Tube ? : LM3940IS-3.3/NOPB-ND
  • Minimum Quantity: 1
  • Quantity Available: 4,151 - Immediate
  • Unit Price: $2.26000
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