STMicroelectronics TSZ121ILT Zero-Drift Operational Amplifier
- Brand: STMicroelectronics
- Product Code: TSZ121ILT
- Availability: In Stock
$0.26
- Ex Tax: $0.26
Precision Performance in Compact Design: STMicroelectronics TSZ121ILT Zero-Drift Op-Amp
Engineered for demanding analog applications, the STMicroelectronics TSZ121ILT Zero-Drift Operational Amplifier combines exceptional precision with robust operational characteristics. This monolithic CMOS amplifier sets new benchmarks for stability and accuracy in low-power environments, making it ideal for industrial automation, medical instrumentation, and advanced sensor interfaces.
At its core, the TSZ121ILT features STMicroelectronics' proprietary auto-zeroing architecture that effectively eliminates input offset voltage (1µV max) and minimizes drift over temperature (-40°C to 125°C). This breakthrough technology ensures consistent performance across extreme operating conditions, maintaining ±0.005µV/°C offset drift while delivering exceptional common-mode rejection (100dB). The amplifier's rail-to-rail output stage provides maximum dynamic range, operating from a 1.8V to 5.5V single supply with just 29µA quiescent current.
Key Performance Metrics
| Parameter | Specification |
| Bandwidth | 400kHz (GBW) |
| Slew Rate | 0.19V/µs |
| Input Noise | 5.5nV/√Hz |
| Output Current | 18mA per channel |
The device's miniature SOT-23-5 package (SC-74A) enables space-constrained designs while maintaining excellent thermal stability. Its 70pA input bias current and 1.8V low-voltage operation make it particularly suitable for battery-powered precision measurement systems and portable medical devices.
Industrial system designers will appreciate the TSZ121ILT's inherent advantages for strain gauge amplifiers, thermocouple interfaces, and precision data acquisition systems. The amplifier's immunity to electromagnetic interference (EMI) and radio frequency interference (RFI) ensures reliable performance in harsh industrial environments.
Tags: Zero-Drift Amplifier, Operational Amplifier IC, Precision Electronics, Industrial Sensors, Automotive Circuits