
LM4040AELT-2.5
STMicroelectronics
20 variants · STMicroelectronics
The STMicroelectronics STMicroelectronics LM4040 Series series groups 20 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common current - output of 15 mA, current - supply of - and mounting type of Surface Mount. Variants differ by case, current - cathode and noise - 10Hz to 10kHz, so you can match the exact case your application requires using the selection guide below. All listed STMicroelectronics LM4040 Series part numbers are active and orderable.
| Parameter | LM4040AELT-2.5 | LM4040AELT-3.0 | LM4040BECT-2.5 | LM4040BECT-3.0 | LM4040BELT-4.1 | LM4040CECT-2.5 |
|---|---|---|---|---|---|---|
| Case | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 | 5-TSSOP, SC-70-5, SOT-353 | 5-TSSOP, SC-70-5, SOT-353 | SC-70, SOT-323 | 5-TSSOP, SC-70-5, SOT-353 |
| Current - cathode | 12 µA | 25 µA | 10 µA | 25 µA | 10 µA | 12 µA |
| Noise - 10Hz to 10kHz | 95µVrms | 95µVrms | 95mVrms | 95µVrms | 95mVrms | 95µVrms |
| Operating temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C~125°C | -40°C ~ 125°C (TA) | -40°C~125°C | -40°C ~ 125°C (TA) |
| Package | Tape & Reel (TR) Cut Tape (CT) | Tape & Reel (TR) Cut Tape (CT) | Tape & Reel (TR); Cut Tape (CT) | Tape & Reel (TR) Cut Tape (CT) | Tape & Reel (TR); Cut Tape (CT) | Tape & Reel (TR) Cut Tape (CT) |
| Tolerance | ±0.1% | ±0.1% | ±0.2% | ±0.2% | ±0.2% | ±0.5% |
| Voltage - output (Min (Fixed)) | 2.5V | 3V | 2.5V | 3V | 4.096V | 2.5V |
Request a quote on any STMicroelectronics LM4040 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

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