Texas Instruments

LM4040C30IDBZT  

Voltage References

LM4040C30IDBZT Description

The LM4040C30IDBZT from Texas Instruments is a high-precision 3V shunt voltage reference designed for applications requiring stable, low-noise voltage regulation. Packaged in a compact SOT23-3 surface-mount form factor, this fixed-output reference delivers ±0.5% tolerance with a 100ppm/°C temperature coefficient, ensuring reliable performance across industrial temperature ranges. Its 15 mA output current capability and 82 µA cathode current make it suitable for power-sensitive designs. The device boasts 35µVrms noise (10Hz–10kHz), making it ideal for precision analog circuits. Compliant with ROHS3 and REACH standards, it is available in Tape & Reel (TR) packaging for automated assembly.

LM4040C30IDBZT Features

• High Accuracy: ±0.5% tolerance ensures minimal output deviation.
• Low Noise: 35µVrms noise performance for precision applications.
• Wide Operating Current: Supports 82 µA to 15 mA, balancing power efficiency and load capability.
• Stable Over Temperature: 100ppm/°C drift maintains consistency in varying environments.
• Compact & Robust: SOT23-3 package with MSL 1 (Unlimited) moisture sensitivity, suitable for harsh conditions.
• Easy Integration: Shunt configuration simplifies circuit design compared to series references.

LM4040C30IDBZT Applications

• Precision ADCs/DACs: Provides stable reference voltages for high-resolution converters.
• Portable Electronics: Low quiescent current (82 µA) extends battery life in wearables and IoT devices.
• Industrial Sensors: Temperature-stable output ensures reliable signal conditioning.
• Power Management: Used in voltage monitoring and regulation circuits.
• Automotive Systems: Meets stringent noise and drift requirements for infotainment and control modules.

Conclusion of LM4040C30IDBZT

The LM4040C30IDBZT stands out for its precision, low noise, and versatility, making it a superior choice over generic references. Its shunt architecture simplifies design, while tight tolerances and low drift cater to demanding applications. Whether in portable devices, industrial systems, or automotive electronics, this voltage reference delivers consistent performance with minimal external components. Texas Instruments’ reputation for reliability further solidifies its position as a go-to solution for engineers prioritizing accuracy and efficiency.

LM4040C30IDBZT Documents

Download datasheets and manufacturer documentation for LM4040C30IDBZT

PCN Assembly/Origin :

Qual of NFME 17/Feb/2017      

Datasheets :

LM4040A,B,C,D Datasheet      

PCN Design/Specification :

LM404xx 07/Mar/2023