The OPA343NA/3KG4 is a high-performance, single-supply operational amplifier from Texas Instruments, designed to offer precision and low noise operations for a wide range of applications. This op-amp is part of the OPAx343 series, which is known for its exceptional speed-to-power ratio, making it an excellent choice for battery-powered and portable devices.

Key Features

• Single-Supply Operation: The OPA343NA/3KG4 operates on a single supply voltage ranging from 2.7V to 5.5V, which is ideal for applications where dual supplies are impractical, and power efficiency is crucial.
• Low Noise Performance: With a low noise density of 8nV/√Hz at 1kHz, this op-amp is suitable for audio and other sensitive signal processing applications where maintaining signal integrity is vital.
• Rail-to-Rail Output: The rail-to-rail output swing provides increased dynamic range, which is especially useful when operating at lower supply voltages.
• High Speed: A slew rate of 0.5V/µs and a bandwidth of 1MHz make the OPA343NA/3KG4 suitable for fast signal processing applications.
• Low Input Bias Current: The low input bias current of 1pA ensures minimal error in applications requiring high input impedance.

Applications

The versatility of the OPA343NA/3KG4 makes it suitable for a broad range of applications, including:

• Portable Instrumentation
• Test Equipment
• Sensor Conditioning
• Audio Processing
• Active Filters
• Data Acquisition Systems

Quality and Reliability

Texas Instruments is known for its commitment to quality, and the OPA343NA/3KG4 is no exception. It is available in a compact SOT-23-5 package and is specified for the extended industrial temperature range of -40°C to 125°C, ensuring reliable performance in harsh environments.

Ordering Information

The OPA343NA/3KG4 is available for order in bulk quantities, and the '3KG4' suffix denotes the specific packaging and temperature grade of the device. For detailed ordering and shipping information, customers should consult the Texas Instruments website or contact their sales representative.