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Product Detailed Parameters
- Description：IC VREF SHUNT 0.5% SOT23-3
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT),Bulk
- 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 LM4041C12IDBZT is a precision shunt voltage reference from Texas Instruments, offering a fixed output of 1.23V with an initial accuracy of ±0.5%. It operates within a temperature range of -40°C to +85°C and features a low temperature coefficient of 20 ppm/°C. The device supports a maximum output current of 12mA and maintains stability across all capacitive loads without requiring external compensation capacitors.
Feature Summary
- Provides stable reference voltage across wide capacitive loads without external capacitors
- Utilizes Zener-zap trimming for precise voltage tolerance control
- Designed for low power consumption in portable applications
Applications
- Data acquisition systems
- Portable battery-powered equipment
- Precision measurement instruments
Procurement Notes
Verify the specific suffix IDBZT corresponds to the SOT-23-3 package and tape-and-reel configuration. Confirm the C-grade designation matches the required ±0.5% accuracy and 20 ppm/°C temperature coefficient specifications for your circuit design constraints.
Selection Notes
Select this component when a fixed 1.23V reference is required in a compact surface-mount package. It is suitable for designs needing high stability with minimal external components. Consider the 12mA current limit and operating temperature range against system requirements.
Part Context
This part belongs to the LM4041 family of micropower shunt voltage references. The series offers various accuracy grades and output voltages, utilizing advanced trimming techniques to ensure high precision and low noise performance across industrial temperature ranges.
Replacement Considerations
LM4041C12IDCKR (SC-70-5 package)
FAQ
Does the LM4041C12IDBZT require an output capacitor for stability?
No, the device is designed to be stable with all capacitive loads and does not require an external output capacitor.
What is the minimum operating current for this reference?
The typical minimum operating current is 45µA, allowing for efficient operation in low-power applications.
