Texas Instruments

INA333SJD

INA333SJD Description

The INA333SJD from Texas Instruments is a precision instrumentation amplifier designed for high-accuracy signal conditioning in low-power applications. Packaged in an 8-pin CDIP (Ceramic Dual In-Line Package), this single-channel IC operates over a wide supply voltage range of 1.8V to 5.5V, making it suitable for battery-powered and portable devices. With an ultra-low input bias current of 70 pA and a minimal input offset voltage of 10 µV, it ensures exceptional signal integrity in sensitive measurements. The device features a 150 kHz bandwidth and a 0.16V/µs slew rate, balancing speed and precision for DC and low-frequency AC signals.

INA333SJD Features

• Low Power Consumption: Only 50µA supply current extends battery life in portable applications.
• High Precision: 10 µV offset voltage and 70 pA input bias current minimize errors in sensor signal chains.
• Wide Supply Range: Operates from 1.8V to 5.5V, compatible with 3.3V and 5V systems.
• Robust Packaging: Through-hole CDIP ensures reliability in harsh environments.
• RoHS3 Compliant & REACH Unaffected: Meets environmental and regulatory standards.
• High Output Drive: 40 mA output current supports demanding loads.

INA333SJD Applications

The INA333SJD excels in precision applications requiring low noise and high accuracy, such as:

• Medical Instrumentation: ECG amplifiers, patient monitoring systems.
• Industrial Sensors: Strain gauges, bridge amplifiers, and pressure transducers.
• Portable Devices: Wearables, handheld test equipment, and battery-powered data loggers.
• Automotive Systems: Sensor interfaces for temperature, pressure, or position sensing.

Conclusion of INA333SJD

The INA333SJD stands out for its ultra-low power consumption, high precision, and wide voltage range, making it ideal for critical signal conditioning tasks. Its through-hole CDIP package ensures durability, while its low input errors enhance measurement accuracy. Whether in medical, industrial, or portable applications, this instrumentation amplifier delivers reliable performance where precision and efficiency are paramount.