This product continues to be in production to support existing customers.
2.5-V 4-ppm/°C, 100-µA 6-pin SOT-23 series (bandgap) voltage reference


Models (2)

Title Category Type Date
REF3225 PSpice Model (Rev. B) PSpice Model ZIP 12 Oct 2011
REF3225 TINA-TI Reference Design (Rev. C) TINA-TI Reference Design TSC 12 Oct 2011

Reference designs

3-Terminal PLC Reference Design

This design inputs ±10V or ±20mA and outputs 2.5V±2.3V. It utilizes the INA188, which is a zero-drift instrumentation amplifier. The 2.5V reference voltage is provided by the REF3225. Measured performance yielded just 0.153% error (typical).

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