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Product Detailed Parameters
- Description：IC VREF SHUNT 0.5% SOT23-3L
- Series：-
- Mfr：STMicroelectronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Type：Fixed
- Voltage - Output (Min/Fixed)：1.225V
- Voltage - Output (Max)：-
- Current - Output：12 mA
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SOT-23-3
- Grade：-
- Qualification：-
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Overview
The LM4041CILT-1.2 is a micropower shunt voltage reference manufactured by STMicroelectronics, providing a fixed typical output voltage of 1.225 V. It features an initial accuracy of ±0.5% at 25 °C and a maximum temperature coefficient of 100 ppm/°C. The device operates with an ultra-low current of 40 μA at 25 °C and supports a cathode current range up to 12 mA. It is available in SOT-23-3 surface mount packages and offers stability with capacitive loads across industrial (-40 to +85 °C) and extended (-40 to +125 °C) temperature ranges.
Feature Summary
- Provides a stable 1.225 V reference voltage with high precision suitable for space-constrained designs
- Features ultra-low operating current ideal for power-restricted applications
- Maintains stability when used with capacitive loads across broad application conditions
Applications
- Space-saving electronic designs requiring compact surface mount components
- Power-restricted circuits utilizing low operating currents
- Applications demanding stable performance under varying capacitive load conditions
Procurement Notes
Verify the specific suffix 'IL' corresponds to the intended temperature grade (Industrial or Extended) as defined in the official datasheet. Confirm package availability matches SOT-23-3 requirements. Ensure compliance with RoHS3 specifications and check moisture sensitivity level classifications prior to ordering.
Selection Notes
Select this component for designs prioritizing minimal footprint and low quiescent current consumption. The ±0.5% accuracy meets standard precision requirements. Consider the 100 ppm/°C temperature coefficient for thermal stability needs. Verify that the 12 mA maximum cathode current aligns with the circuit's load requirements.
Part Context
The LM4041 series comprises precision micropower shunt voltage references designed for bandgap circuit applications. This family includes variants with different accuracy grades and temperature ranges, all sharing the core 1.225 V output characteristic. The LM4041CILT-1.2 represents a specific configuration within this lineup optimized for industrial reliability and low power operation.
Replacement Considerations
LM4041CELT-1.2: Pin-compatible alternative from STMicroelectronics with similar electrical characteristics.
FAQ
Is the LM4041CILT-1.2 stable with capacitive loads?
Yes, the device is designed to be highly tolerant of capacitive loads, maintaining excellent stability under these conditions.
What is the typical output voltage of this component?
The LM4041CILT-1.2 provides a fixed typical output voltage of 1.225 V.
