Texas Instruments TLV376IDBVR

Overview

TLV376IDBVR from Texas Instruments is a single-channel, rail-to-rail input/output precision operational amplifier optimized for low-noise, low-offset, and low-power applications. It delivers 8 nV/√Hz input voltage noise at 1 kHz, 40 μV typical offset voltage, 5.5 MHz gain-bandwidth product, 2 V/μs slew rate, and operates from 2.2 V to 5.5 V supply - making it ideal for ADC buffering in battery-powered medical instrumentation and handheld test equipment.

For engineers reviewing the TLV376IDBVR datasheet, TLV376IDBVR pinout, TLV376IDBVR application, or TLV376IDBVR equivalent, key selection criteria include its e-trim™-enabled dc precision, 0.1–10 Hz noise of 1.6 μVPP, 815 μA quiescent current, –40°C to +125°C operating range, and SOT-23-5 package compatibility with space-constrained PCB layouts.

Technical Context

The TLV376IDBVR uses TI's e-trim™ technology for factory trimming of input offset voltage and drift, achieving 40 μV typical VOS and 1.0 μV/°C max dVOS/dT across –40°C to +125°C. Its CMOS input stage enables 0.3 pA input bias current and rail-to-rail input common-mode range extending 100 mV beyond supply rails.

It features unity-gain stability, drives up to 250 pF capacitive loads directly, and maintains 88 dB CMRR and 110 dB PSRR within its specified common-mode range. The 5.5 MHz GBW and 2 V/μs slew rate support fast settling (1.6 μs to 0.1%) in precision signal conditioning paths.

Key Specifications

Pinout & Package

SOT-23-5 (DBV) package: 2.90 mm × 1.60 mm body, 0.95 mm height, surface-mount, lead-free, RoHS-compliant.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar precision op-amp applications.

Compared with TLV376IDBVR, OPA333AIDBVR trades 21× higher supply current for 4× lower max offset, while MCP6V81T-E/OT enables 1.8 V operation at the cost of +50% input noise - TLV376IDBVR uniquely balances low noise, low power, and industrial temperature range in SOT-23-5.

Availability

TLV376IDBVR is available at Aetrix Electronics and suitable for medical instrumentation, solar inverter monitoring, and handheld test equipment requiring stable component supply across extended temperature and long production lifecycles.

Supply support for TLV376IDBVR includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor company specializing in analog and embedded processing technologies, with leadership in precision amplifiers, data converters, and power management ICs.

The TLV376IDBVR belongs to TI's TLVx376 family of e-trim™ precision op-amps, designed specifically for cost-sensitive, battery-powered systems demanding low noise, low offset, and rail-to-rail performance without sacrificing bandwidth or temperature robustness.

FAQ

What is the maximum capacitive load the TLV376IDBVR can drive stably in unity-gain configuration?

The TLV376IDBVR is specified to drive up to 250 pF of pure capacitive load stably in unity-gain configuration without external compensation. This capability simplifies anti-aliasing filter design and eliminates the need for series isolation resistors in many ADC driver applications. For loads exceeding 250 pF, a small series resistor (10–20 Ω) at the output restores phase margin while preserving dc accuracy. The TLV376IDBVR's internal compensation ensures no external components are required for basic stability across its full operating range.

Does the TLV376IDBVR support true single-supply operation with input signals extending below ground?

Yes, the TLV376IDBVR supports true single-supply operation with rail-to-rail input common-mode range extending 100 mV beyond both supply rails - meaning it accepts input voltages from (V–) – 0.1 V to (V+) + 0.1 V. When V– = 0 V (ground), this allows inputs down to –0.1 V, enabling limited undershoot tolerance in transient conditions. However, absolute minimum input is clamped by internal ESD diodes at (V–) – 0.5 V, so sustained sub-ground signals require current limiting to ≤10 mA per the Absolute Maximum Ratings.

How does the e-trim™ technology in TLV376IDBVR improve long-term reliability compared to laser-trimmed op-amps?

The e-trim™ technology in TLV376IDBVR performs final offset calibration during wafer probe or final test using on-chip EEPROM-like memory elements, eliminating mechanical stress-induced drift associated with laser trimming. This results in <1.0 μV/°C offset drift over –40°C to +125°C and superior thermal hysteresis performance. Unlike laser-trimmed devices, e-trim™ avoids package molding-induced parameter shifts, delivering consistent 40 μV typical offset across production lots and lifetime - critical for medical and industrial systems requiring recalibration intervals >10 years.

Can TLV376IDBVR be used to drive a 24-bit delta-sigma ADC such as the ADS1262?

Yes, TLV376IDBVR is well-suited for driving 24-bit delta-sigma ADCs like the ADS1262. Its 8 nV/√Hz input voltage noise contributes <0.3 μV RMS integrated noise over 10 Hz bandwidth, well below the 100 nV RMS noise floor of 24-bit converters. Combined with 40 μV offset, 5.5 MHz GBW, and rail-to-rail output, it provides sufficient settling speed (<2 μs to 0.01%), low THD+N (0.0005%), and charge kickback immunity to preserve ENOB in high-precision measurement systems.

What is the recommended layout practice to maintain 8 nV/√Hz noise performance in TLV376IDBVR circuits?

To maintain the specified 8 nV/√Hz noise performance, route the TLV376IDBVR's +IN and –IN traces symmetrically with tight coupling, use a solid ground plane beneath the amplifier, place 100 nF ceramic bypass capacitors within 2 mm of V+ and V– pins, and avoid routing noisy digital traces near the input nodes. Input resistors should be ≤10 kΩ to prevent thermal noise dominance; for higher impedances, guard rings and low-noise PCB materials (e.g., FR-4 with reduced resin content) are recommended. The TLV376IDBVR's low 0.3 pA bias current makes it especially sensitive to leakage, so conformal coating may be needed in humid environments.