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STMicroelectronics LM40 Series

7 variants · STMicroelectronics

About the STMicroelectronics STMicroelectronics LM40 Series series

The STMicroelectronics STMicroelectronics LM40 Series series groups 7 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 - cathode of 50 µA, current - output of 12 mA and current - supply of -. Variants differ by case, operating temperature and package, so you can match the exact case your application requires using the selection guide below. All listed STMicroelectronics LM40 Series part numbers are active and orderable.

Select a variant by

Case
5-TSSOP, SC-70-5, SOT-353 · TO-236-3, SC-59, SOT-23-3
Operating temperature
-40°C ~ 85°C (TA) · -40°C ~ 125°C (TA) · -40°C~125°C(TA)
Package
Tape & Reel (TR) Cut Tape (CT) · Tape & Reel (TR); Cut Tape (CT)
Tolerance
±0.1% · ±0.2% · ±0.5% · ±1%

Variant comparison

ParameterLM4041AECT-1.2LM4041AILT-1.2LM4041BECT-1.2LM4041CECT-1.2LM4041CELT-1.2LM4041DECT-1.2
Case5-TSSOP, SC-70-5, SOT-353TO-236-3, SC-59, SOT-23-35-TSSOP, SC-70-5, SOT-3535-TSSOP, SC-70-5, SOT-353TO-236-3, SC-59, SOT-23-35-TSSOP, SC-70-5, SOT-353
Operating temperature-40°C~125°C(TA)-40°C ~ 85°C (TA)-40°C ~ 125°C (TA)-40°C ~ 125°C (TA)-40°C~125°C(TA)-40°C ~ 125°C (TA)
PackageTape & 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%±0.5%±0.5%±1%

Shared specifications

Current - cathode
50 µA
Current - output
12 mA
Current - supply
-
Mounting type
Surface Mount
Noise - 0.1Hz to 10Hz
-
Noise - 10Hz to 10kHz
60µVrms
Output type
Fixed
Reference type
Shunt
Temperature coefficient
100ppm/°C
Voltage - input
-
Voltage - output (Min (Fixed))
1.225V

Request a quote on any STMicroelectronics LM40 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 LM40 Series variants differ?
STMicroelectronics LM40 Series part numbers differ by case, operating temperature, package and tolerance. Use the selection guide above to pick by case.
How many STMicroelectronics STMicroelectronics LM40 Series part numbers are listed?
7 STMicroelectronics STMicroelectronics LM40 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for STMicroelectronics STMicroelectronics LM40 Series?
Request a quote (RFQ) for any STMicroelectronics LM40 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants