Texas Instruments

TL061CD

TL061CD Description

The TL061CD from Texas Instruments is a low-power JFET-input operational amplifier in an 8-SOIC surface-mount package. Designed for precision analog applications, it features ultra-low input bias current (30 pA) and low supply current (200 µA), making it ideal for battery-powered and high-impedance circuits. With a wide supply voltage range (7V to 36V), it supports flexible power configurations while maintaining stable performance across industrial temperature ranges (0°C to 70°C). The TL061CD offers a gain bandwidth product of 1 MHz and a slew rate of 3.5V/µs, ensuring reliable signal amplification and transient response.

TL061CD Features

• JFET Input Stage: Ensures high input impedance and minimal loading effects.
• Low Power Consumption: 200 µA supply current extends battery life in portable devices.
• Wide Supply Range: Operates from 7V to 36V, accommodating diverse power supplies.
• Low Input Bias Current: 30 pA reduces errors in high-impedance sensor interfaces.
• Moderate Speed: 1 MHz GBW and 3.5V/µs slew rate suit general-purpose amplification.
• Robust Packaging: 8-SOIC (Surface Mount) with MSL1 (Unlimited) moisture sensitivity for easy assembly.
• Compliance: RoHS3, REACH Unaffected, ECCN EAR99 for global market suitability.

TL061CD Applications

The TL061CD excels in low-power, high-impedance, and precision analog circuits, including:

• Sensor Signal Conditioning: Ideal for pH meters, strain gauges, and piezoelectric sensors due to low input current.
• Active Filters & Integrators: JFET input minimizes distortion in audio and instrumentation filters.
• Battery-Powered Systems: Portable medical devices, data loggers benefit from ultra-low power draw.
• Voltage Followers & Buffers: High input impedance prevents signal degradation in DAQ systems.
• Industrial Control: Stable performance in 0°C to 70°C suits process control and automation.

Conclusion of TL061CD

The TL061CD combines JFET precision, low power, and wide voltage operation in a compact surface-mount package. Its low bias current and moderate bandwidth make it a versatile choice for sensor interfaces, portable electronics, and industrial systems. While classified as Last Time Buy, its RoHS3 compliance and reliable performance ensure continued suitability for legacy and new designs requiring high-impedance, low-noise amplification. Engineers should evaluate alternatives for future-proofing but can leverage this IC for cost-sensitive, precision analog applications.