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Voltage references
Series voltage references

REF2025

ACTIVE

8-ppm/°C drift, low-power, dual-output Vref & Vref/2 voltage reference

Order now

REF2025

ACTIVE
Order now

Product details

Rating Catalog VO (V) 2.5 Temp coeff (max) (ppm/°C) 8 Initial accuracy (max) (%) 0.05 Features Enable pin, Multiple outputs Iout/Iz (max) (mA) 20 Vin (min) (V) 2.52 Vin (max) (V) 5.5 Iq (typ) (mA) 0.36, 360 LFN 0.1 to 10 Hz (typ) (µVPP) 30 Operating temperature range (°C) -40 to 125 Shutdown current (ISD) (typ) (µA) 3.3
Rating Catalog VO (V) 2.5 Temp coeff (max) (ppm/°C) 8 Initial accuracy (max) (%) 0.05 Features Enable pin, Multiple outputs Iout/Iz (max) (mA) 20 Vin (min) (V) 2.52 Vin (max) (V) 5.5 Iq (typ) (mA) 0.36, 360 LFN 0.1 to 10 Hz (typ) (µVPP) 30 Operating temperature range (°C) -40 to 125 Shutdown current (ISD) (typ) (µA) 3.3
SOT-23-THN (DDC) 5 8.12 mm² 2.9 x 2.8
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Technical documentation

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Top documentation Type Title Format options Date
Application note Voltage Reference Selection and Design Tips For Data Converters (Rev. B) PDF | HTML 09 Jan 2024
E-book Tips and tricks for designing with voltage references (Rev. A) 07 May 2021
White paper Simplifying Signal Chain Design for High Performance in Small Systems 22 Oct 2020
Application brief Voltage Reference Solutions in Motor Control Drives 29 Jul 2019
E-book Voltage Supervisor and Reset ICs: Tips, Tricks and Basics 28 Jun 2019
White paper Voltage reference selection basics white paper (Rev. A) 23 Oct 2018

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

DIP-ADAPTER-EVM — DIP adapter evaluation module

Speed up your op amp prototyping and testing with the DIP adapter evaluation module (DIP-ADAPTER-EVM), which provides a fast, easy and inexpensive way to interface with small surface-mount ICs. You can connect any supported op amp using the included Samtec terminal strips or wire them (...)

User guide: PDF
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Simulation model

REF2025 PSpice Model

SBOM894.ZIP (35 KB) - PSpice Model
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Simulation model

REF2025 TINA-TI Reference Design

SBOM896.TSC (21 KB) - TINA-TI Reference Design
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Simulation model

REF2025 TINA-TI Spice Model

SBOM895.ZIP (8 KB) - TINA-TI Spice Model
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Design tool

ADC-DAC-TO-VREF-SELECT-DESIGN-TOOL — The ADC-TO-VREF-SELECT tool enables the pairing of TI ADCs, DACs, and series voltage references.

The ADC-TO-VREF-SELECT tool enables the pairing of TI analog-to-digital converters (ADCs) and series voltage references. Users can select an ADC device and the desired reference voltage, and the tool will list up to two voltage reference recommendations.
Supported products & hardware

Supported products & hardware
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Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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Reference designs

PMP23069 — 3-kW, 180-W/in3 single-phase totem-pole bridgeless PFC reference design with 16-A max input

This reference design demonstrates a method to control a continuous conduction mode Totem pole power factor correction converter (PFC) using C2000 F28003x and F28004x microcontrollers. The PFC also works as inverter in grid connected (current controlled) mode. The converter is designed to support a (...)
Test report: PDF
Reference designs

TIDA-00178 — Interface to a Sin/Cos Encoder with Sitara AM437x Reference Design

The TIDA-00178 reference design is an EMC compliant industrial interface to Sin/Cos position encoders. Applications include industrial drives, which require accurate speed and position control.

The design utilizes a 16-bit dual sample ADC with drop-in compatible 14- or 12-bit versions available, (...)

Design guide: PDF
Schematic: PDF
Reference designs

PMP22220 — 1500-W AC switch bridgeless PFC reference design

This reference design is an AC switch bridgeless power factor correction (PFC) that operates with continuous conduction mode (CCM). It takes universal AC-input voltage (90 VAC to 264 VAC), provides 390-V, 1000-W low-line output and 1500-W high-line output. This design uses the UCD3138 digital (...)
Test report: PDF
Schematic: PDF
Reference designs

TIDA-01063 — High Accuracy AC Current Measurement Reference Design using PCB Rogowski Coil Sensor

TIDA-01063 is a reference design for current sensing using a PCB Rogowski Coil sensor to achieve very good linearity for wide measurement range at very low system BOM cost. PCB Rogowski sensor is advantageous for isolated current measurement due to very high bandwidth of 20 MHz and fast settling (...)
Design guide: PDF
Schematic: PDF
Reference designs

TIDA-00368 — Reference Design for Interfacing Current Output Hall Sensors and CTs with Differential ADC/MCU

This reference design provides interfacing current output Hall sensors and current transformers to differential ADC (standalone and integrated into MCU). The differential signal conditioning circuit is designed to measure motor current with an accuracy of ±0.5% across operating (...)
Design guide: PDF
Schematic: PDF
Reference designs

TIDA-00316 — Interfacing Current Output Hall Sensors and CTs with Pseudo-differential ADC/MCU Reference Design

This reference design provides interfacing current output Hall sensors and current transformers to pseudo-differential ADC (standalone and integrated into MCU). Two variants of signal conditioning circuits are designed to measure motor current using bipolar and unipolar supply voltages (...)
Design guide: PDF
Schematic: PDF
Reference designs

TIPD156 — Low-Drift Bidirectional Single-Supply Low-Side Current Sensing Reference Design

This Verified TI Precision Design implements a low-drift, bi-directional, low-side, single-supply current sensing solution that measures load currents from -2.5 A to +2.5 A.  The output range is from 250 mV to 2.75 V, with 0 A current centered at 1.5 V.  To achieve low-drift performance, (...)
User guide: PDF
Schematic: PDF
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SOT-23-THN (DDC) 5 Ultra Librarian
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