DiodesZetex Fixed Shunt Voltage Reference 2.5V ±1% Initial Accuracy 15mA Output Current 3-Pin SOT-23 LM4040D25FTA

DiodesZetex LM4040D25FTA is a high-precision fixed shunt voltage reference providing a stable 2.5V output with ±1% initial accuracy. Packaged in a compact 3-pin SOT-23 surface mount device, this voltage reference supports up to 15mA output current and features a temperature coefficient of 30 ppm/°C, making it well-suited for precision power management in electronic circuits.

This device operates reliably within a broad temperature range from -40°C to 150°C, meeting stringent automotive standard AEC-Q100 requirements. Its shunt topology and fixed output simplify design, ensuring low load regulation of 10 mV and stable voltage under varying load conditions.

The LM4040D25FTA’s compact dimensions of 3.04 mm length and 1.02 mm height allow for efficient PCB layout, ideal for industrial, automotive, instrumentation, and power management applications where voltage accuracy and temperature stability are critical.

Surface mount SOT-23 package enables compact PCB designs. Fixed 2.5V voltage reference for consistent power control. ±1% initial accuracy ensures precise voltage regulation. 30 ppm/°C temperature coefficient sustains voltage consistency.

Supports 15mA output current for diverse circuit loads. Operational temperature range from -40°C to 150°C for harsh environments. Low load regulation of 10 mV enhances voltage stability. AEC-Q100 automotive compliance for high reliability.

Compact form factor supports space-constrained designs.

This voltage reference is suited for use in industrial machines, automotive electronics, power supplies, instrumentation, and other environments requiring reliable and accurate voltage regulation.

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