Overview
The TS941ILT is a micropower operational amplifier from STMicroelectronics, part of the TS94x series. This device is characterized by its low power consumption, rail-to-rail output voltage swing, and single supply operation. It is designed to operate over a wide temperature range of -40°C to +85°C and is suitable for various battery-powered and low-voltage applications.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2.5 | 10 | V | |
| Input Offset Voltage (Vio) | 10 | 5 | 2 | mV |
| Input Offset Current (Iio) | 1 | 100 | pA | |
| Input Bias Current (Iib) | 1 | 150 | pA | |
| Common Mode Rejection Ratio (CMR) | 60 | 85 | dB | |
| Supply Voltage Rejection Ratio (SVR) | 50 | 85 | dB | |
| Gain Bandwidth Product (GBP) | 10 | kHz | ||
| Slew Rate (SR) | 3 | 4.5 | V/ms | |
| Supply Current (ICC) per Amplifier | 1.2 | 1.8 | µA |
Key Features
- Rail-to-rail output voltage swing
- Micropower consumption (1.2 µA per amplifier)
- Single supply operation (2.5 V to 10 V)
- CMOS inputs
- Ultra-low input bias current (1 pA typical)
- ESD protection (2 kV)
- Latch-up immunity (class A)
- Available in SOT23-5, SO-8, and TSSOP8 packages
Applications
- Battery-powered systems (e.g., alarm systems)
- Portable communication systems (e.g., pagers)
- Smoke/gas/fire detectors
- Instrumentation and sensing applications
- pH meters
Q & A
- What is the operating temperature range of the TS941ILT?
The TS941ILT operates over a temperature range of -40°C to +85°C.
- What is the typical supply current per amplifier for the TS941ILT?
The typical supply current per amplifier is 1.2 µA.
- What is the input offset voltage range for the TS941ILT?
The input offset voltage range is typically 5 mV, with a maximum of 10 mV.
- Does the TS941ILT have ESD protection?
- What are the common package types available for the TS941ILT?
The TS941ILT is available in SOT23-5, SO-8, and TSSOP8 packages.
- What is the gain bandwidth product of the TS941ILT?
The gain bandwidth product is 10 kHz.
- What is the slew rate of the TS941ILT?
The slew rate is typically 3 to 4.5 V/ms.
- Is the TS941ILT suitable for battery-powered systems?
- What is the common mode rejection ratio (CMR) of the TS941ILT?
The CMR is typically 60 to 85 dB.
- Does the TS941ILT have latch-up immunity?
