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Product Detailed Parameters
- Description：VOLTAGE REFERENCE
- Series：-
- Mfr：Fairchild Semiconductor
- Package：Bulk
- Output Type：Fixed
- Voltage - Output (Min/Fixed)：3.3V
- Voltage - Output (Max)：-
- Current - Output：25 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 FAN4040BIS333X is a two-terminal voltage reference manufactured by Fairchild Semiconductor. It provides a nominal output voltage of 3.3 V with an operating range from -40 °C to 85 °C. The device utilizes a SOT-23 surface-mount package with three pins. Key electrical specifications include a maximum output voltage of 3.36 V and a minimum output voltage of 3.24 V, ensuring stable reference performance for precision analog circuits.
Feature Summary
- Provides a stable 3.3 V reference output suitable for precision applications
- Operates reliably across a wide industrial temperature range
- Utilizes a compact SOT-23 surface-mount package for space-constrained designs
Applications
- Precision analog-to-digital converter (ADC) references
- Digital-to-analog converter (DAC) voltage sources
- Microcontroller power supply monitoring
Procurement Notes
Verify the specific suffix 'BIS333X' against official Fairchild documentation to confirm the exact voltage tolerance and temperature grade. Ensure compatibility with the target PCB footprint and thermal requirements. Confirm RoHS compliance status as indicated in the final datasheet revision. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components.
Selection Notes
Select this component when a fixed 3.3 V reference is required with tight accuracy constraints. Compare the specified output voltage limits against system tolerance requirements. Consider the SOT-23 package size relative to available board space. Evaluate the operating temperature range against the environmental conditions of the final application to ensure long-term reliability.
Part Context
This device belongs to the FAN4040 series of two-terminal voltage references. These components are designed to replace traditional Zener diodes in applications requiring higher stability and lower noise. The series offers various voltage options packaged in small form factors, catering to modern portable and high-density electronic equipment needs.
Replacement Considerations
Consult official substitution guides for equivalent parts from Fairchild or other manufacturers. Verify pinout compatibility and electrical parameter overlaps before replacing.
