Texas Instruments TL052AID

Overview

TL052AID from Texas Instruments is a dual JFET-input operational amplifier with on-chip offset-voltage trimming, delivering 15.4 V/μs slew rate, 4.5 MHz unity-gain bandwidth, and 0.57 mV max input offset voltage at 25°C. It operates from ±5 V to ±15 V supplies and targets precision analog signal conditioning in audio preamps, sensor interfaces, and instrumentation circuits.

For engineers reviewing the TL052AID datasheet, TL052AID pinout, TL052AID application, or TL052AID equivalent, this page provides verified electrical specifications, SOIC-8 package details, real-world application context, and validated alternative options for design-in decisions requiring low-noise, high-input-impedance amplification with improved DC accuracy over TL072/TL082.

Technical Context

The TL052AID uses enhanced JFET input stages with on-die laser trimming to achieve sub-millivolt offset and low drift (24 μV/°C), directly upgrading TL072 and TL082 without layout changes. Its architecture maintains FET-level input impedance (>10¹² Ω) while delivering bipolar-class output drive capability (±80 mA).

It features rail-to-rail input common-mode range (–11 V to +11 V at ±15 V supply), 106 dB crosstalk attenuation between channels, and stable unity-gain operation with ≥60° phase margin - enabling use in dual-channel configurations like differential receivers and active filters without inter-channel coupling or oscillation.

Key Specifications

Pinout & Package

TL052AID is supplied in an 8-pin SOIC (D) package measuring 4.90 mm × 3.90 mm, with standard JEDEC MS-012AC footprint and 1.27 mm lead pitch. The package supports automated assembly and meets IPC-7351B Class B standards.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar dual FET-input operational amplifier applications.

Compared with TL072CDR, TL052AID delivers tighter DC specs and faster transient response at identical supply current; versus OPA2134PA, it trades some noise and bandwidth for proven industrial reliability and lower cost in mid-performance instrumentation.

Availability

TL052AID is available at Aetrix Electronics and suitable for audio pre-amplification, high-impedance sensor interface, instrumentation amplifier front-end, and active filter stage applications requiring stable component supply across industrial and medical product lifecycles.

Supply support for TL052AID 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 headquartered in Dallas, Texas, designing and manufacturing analog ICs, embedded processors, and digital signal processors for industrial, automotive, and consumer markets.

The TL05x family was developed to deliver enhanced FET-input op-amp performance - specifically improved DC accuracy, ac response, and noise - over legacy TL07x/TL08x series while maintaining pin compatibility and low power consumption.

FAQ

What is the maximum supply voltage rating for TL052AID?

The TL052AID has an absolute maximum supply voltage rating of ±18 V, with recommended operating range from ±5 V to ±15 V. Operation beyond ±15 V requires verification of output swing, thermal dissipation, and long-term reliability under actual load conditions. The TL052AID datasheet specifies all electrical characteristics at ±5 V and ±15 V, and exceeding these voltages may degrade offset stability and increase input bias current.

Does TL052AID support single-supply operation?

TL052AID is designed for dual-supply operation and does not feature rail-to-rail input or output. Single-supply use requires external DC biasing of inputs to mid-supply and proper output load termination - typically using a virtual ground generator like TI's TLE2426. The TL052AID common-mode input range is –11 V to +11 V at ±15 V supply, so direct single-supply connection without level-shifting violates input voltage limits and risks malfunction.

How does TL052AID differ from TL082 in practical circuit design?

The TL052AID improves upon TL082 with on-chip offset trimming (0.57 mV vs 3 mV max), higher slew rate (15.4 V/μs vs 13 V/μs), lower 1/f noise (50 nV/√Hz at 10 Hz vs 70 nV/√Hz), and better CMRR (75 dB min vs 70 dB min). These differences allow TL052AID to replace TL082 directly in existing SOIC-8 layouts while improving DC accuracy and transient fidelity in sensor signal chains and active filters.

What is the thermal resistance (θ_JA) of TL052AID in SOIC-8 package?

The TL052AID in SOIC-8 (D) package has a junction-to-ambient thermal resistance (θ_JA) of 97 °C/W under standard JEDEC JESD51-2 conditions. This value assumes a 1-inch² copper pad with two vias; actual board-level θ_JA depends on PCB copper area, layer count, and airflow. At 8.4 mA supply current and ±15 V supply, power dissipation is ~0.25 W, resulting in ~24 °C junction-to-ambient rise above ambient temperature.

Can unused channels of TL052AID be left floating?

No - unused channels of TL052AID must not be left floating. The recommended configuration is a grounded unity-gain follower: connect 1IN+ to GND, 1IN– to 1OUT, and leave 1OUT unconnected except for feedback. This prevents internal node instability, reduces supply current variation, and avoids unintended oscillation. Floating inputs can cause phase reversal, excessive current draw, or latch-up in FET-input op-amps like the TL052AID.