L4940D2T12-TR
STMicroelectronics
Tape & Reel (TR) Cut Tape (CT)61dB (120Hz)Fixed
Ref. price$2.0500
Lead time on requestGet quote ›
STMicroelectronics L494 Series
7 variants · STMicroelectronics
About the STMicroelectronics STMicroelectronics L494 Series series
The STMicroelectronics STMicroelectronics L494 Series series groups 7 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common control features of -, current - output of 1.5A and current - quiescent of 8 mA. Variants differ by case, mounting type and package, so you can match the exact case your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current STMicroelectronics L494 Series variants and discontinued ones from a single page.
Select a variant by
- Case
- TO-220-3 · TO-263-3, D2PAK (2 Leads + Tab), TO-263AB · TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
- Mounting type
- Surface Mount · Through Hole
- Package
- Tape & Reel (TR) Cut Tape (CT) · Tube
- PSRR
- 61dB (120Hz) · 68dB (120Hz)
- Voltage - output (Min (Fixed))
- 5V · 8.5V · 12V
Variant comparison
| Parameter | L4940D2T12-TR | L4940D2T5-TR | L4940V5 | L4940V85 |
|---|---|---|---|---|
| Case | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | TO-263-3, D2PAK (2 Leads + Tab), TO-263AB | TO-220-3 | TO-220-3 |
| Mounting type | Surface Mount | Surface Mount | Through Hole | Through Hole |
| Package | Tape & Reel (TR) Cut Tape (CT) | Tape & Reel (TR) Cut Tape (CT) | Tube | Tube |
| PSRR | 61dB (120Hz) | 68dB (120Hz) | 68dB (120Hz) | 68dB (120Hz) |
| Voltage - output (Min (Fixed)) | 12V | 5V | 5V | 8.5V |
Shared specifications
- Control features
- -
- Current - output
- 1.5A
- Current - quiescent
- 8 mA
- Current - supply
- 50 mA
- Number of regulators
- 1
- Operating temperature
- -40°C ~ 150°C
- Output configuration
- Positive
- Output type
- Fixed
- Protection features
- Over Temperature, Reverse Polarity, Short Circuit
- Voltage - input
- 17V
- Voltage - output
- -
- Voltage dropout
- 0.9V @ 1.5A
Request a quote on any STMicroelectronics L494 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.
Frequently asked questions
- How do the STMicroelectronics STMicroelectronics L494 Series variants differ?
- STMicroelectronics L494 Series part numbers differ by case, mounting type, package and PSRR. Use the selection guide above to pick by case.
- How many STMicroelectronics STMicroelectronics L494 Series part numbers are listed?
- 7 STMicroelectronics STMicroelectronics L494 Series part numbers are listed, each with specifications and a datasheet where available.
- How do I get pricing and lead time for STMicroelectronics STMicroelectronics L494 Series?
- Request a quote (RFQ) for any STMicroelectronics L494 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.
