Texas Instruments TLE2062AIDG4

Overview

TLE2062AIDG4 from Texas Instruments is a dual FET-input operational amplifier optimized for high-output-drive, low-power, and high-voltage operation (±18 V supply). It delivers 1.1 MHz gain-bandwidth, 120 μA per channel supply current, and rail-to-rail output swing into 100 Ω loads - enabling precision signal conditioning in engine control units and flight control analog front-ends.

For engineers reviewing the TLE2062AIDG4 datasheet, TLE2062AIDG4 pinout, TLE2062AIDG4 application, or TLE2062AIDG4 equivalent, key selection criteria include its JFET-input architecture, ±18 V operating range, 2 mV max input offset voltage at –40°C to +85°C, SOIC-8 package compatibility, and specified drive capability into low-impedance loads.

Technical Context

The TLE2062AIDG4 implements a JFET-input stage with on-chip Zener trimming for DC precision, supporting wide common-mode input range (–11 V to +13 V at ±15 V supplies) and high slew rate (2.6 V/µs typical). Its open-loop output impedance is 280 Ω (typical), and phase margin reaches 75° when driving 100 Ω loads - enabling stable operation without external compensation in demanding analog interfaces.

It operates across –40°C to +85°C (I-suffix grade), with input bias current ≤30 nA over temperature and input offset voltage drift of only 1 µV/°C - making it suitable for high-impedance sensor amplification where leakage and thermal drift must be minimized.

Key Specifications

Pinout & Package

Package: SOIC-8 (D package), 4.9 mm × 6 mm body, gull-wing leads, RoHS-compliant, tape-and-reel compatible.

Key Features

Applications

Equivalent & Alternatives

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

Compared with TLE2062IDR and TL072CDR, the TLE2062AIDG4 provides tighter offset control, lower bias current, and verified low-impedance drive - making it the preferred choice for safety-relevant analog signal chains where long-term stability and load robustness are mandatory.

Availability

TLE2062AIDG4 is available at Aetrix Electronics and suitable for engine control units, flight control systems, and industrial analog input modules requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for TLE2062AIDG4 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 leader specializing in analog, embedded processing, and connectivity technologies for industrial, automotive, and aerospace markets.

The TLE206x family was designed specifically for high-reliability analog signal conditioning in safety-critical systems - combining FET-input precision, high-voltage operation, and robust output drive in industry-standard packages.

FAQ

What is the maximum operating temperature range for the TLE2062AIDG4?

The TLE2062AIDG4 is rated for operation from –40°C to +85°C (I-suffix grade), validated across this full range for parameters including input offset voltage, bias current, and output swing. Its design incorporates Zener-trimmed offset and JFET input staging to maintain stability and precision under thermal stress encountered in automotive and avionics environments - ensuring reliable performance in TLE2062AIDG4-based systems deployed in under-hood or cockpit locations.

Does the TLE2062AIDG4 support rail-to-rail input or output operation?

The TLE2062AIDG4 does not provide rail-to-rail input operation - its common-mode input range extends to within 1.6 V of the negative rail and 2 V of the positive rail at ±5 V supplies. However, its output delivers rail-to-rail swing into high-impedance loads (e.g., >10 kΩ) and is explicitly specified into 100 Ω loads, achieving ±2.5 V swing at ±5 V supplies. This makes TLE2062AIDG4 ideal for applications needing strong output drive without full RRO, such as driving ADC reference buffers or analog multiplexers.

What is the input bias current specification for the TLE2062AIDG4 over temperature?

The TLE2062AIDG4 specifies a maximum input bias current of 30 nA over its full operating range of –40°C to +85°C. At 25°C, typical I_IB is just 3 pA - reflecting its JFET-input architecture. This ultra-low leakage enables accurate amplification of signals from high-impedance sources like piezoelectric sensors or pH electrodes, where even nanoampere-level currents would introduce significant error. The TLE2062AIDG4's bias current remains stable across temperature, supporting consistent performance in thermally variable environments.

Can the TLE2062AIDG4 drive capacitive loads without instability?

The TLE2062AIDG4 exhibits 75° phase margin when driving a 100 Ω load with 100 pF capacitance - indicating inherent stability under moderate capacitive loading. However, for loads exceeding 100 pF (e.g., long PCB traces or cable-driven outputs), external isolation resistors (e.g., 10–50 Ω in series with the output) are recommended to preserve phase margin and prevent peaking or oscillation. The TLE2062AIDG4's internal compensation is optimized for resistive and moderately capacitive loads, not heavy C-load scenarios - so layout-aware design is essential in TLE2062AIDG4 implementations.

Is the TLE2062AIDG4 pin-compatible with other TLE2062 variants?

Yes - the TLE2062AIDG4 uses the standard SOIC-8 (D) package and shares identical pinout with all TLE2062x variants in the D package, including TLE2062IDR, TLE2062CDR, and TLE2062MJD. Pin functions (e.g., Inverting Input Ch A = Pin 1, V– = Pin 4, Output Ch B = Pin 7) are consistent across the family. This allows drop-in replacement for functional upgrades (e.g., replacing TLE2062IDR with TLE2062AIDG4 to improve offset and bias current) without PCB redesign - provided thermal and layout margins accommodate the tighter specifications of the A-grade device.