Overview
The OPA4192ID, part of the OPAx192 family, is a high-performance operational amplifier produced by Texas Instruments. This device is known for its outstanding DC precision and AC performance, making it suitable for a wide range of high-voltage industrial applications. It features rail-to-rail input and output, low offset voltage, and high common-mode rejection, among other key characteristics. The OPA4192ID is available in a 14-pin SOIC package and operates over a temperature range of –40°C to +125°C.
Key Specifications
| Specification | Value |
|---|---|
| Offset Voltage | ±5 µV (typ) |
| Offset Voltage Drift | ±0.2 µV/°C (typ) |
| Noise | 5.5 nV/√Hz at 1 kHz |
| Common-Mode Rejection | 140 dB |
| Bias Current | ±5 pA |
| Bandwidth | 10 MHz GBW |
| Slew Rate | 20 V/µs |
| Quiescent Current | 1 mA per Amplifier |
| Supply Voltage | ±2.25 V to ±18 V, +4.5 V to +36 V |
| Operating Temperature Range | –40°C to +125°C |
| Package | 14-pin SOIC |
Key Features
- Rail-to-Rail Input and Output
- Low Offset Voltage: ±5 µV (typ)
- Low Offset Voltage Drift: ±0.2 µV/°C (typ)
- Low Noise: 5.5 nV/√Hz at 1 kHz
- High Common-Mode Rejection: 140 dB
- Low Bias Current: ±5 pA
- Wide Bandwidth: 10 MHz GBW
- High Slew Rate: 20 V/µs
- Low Quiescent Current: 1 mA per Amplifier
- Wide Supply Voltage Range: ±2.25 V to ±18 V, +4.5 V to +36 V
- EMI/RFI Filtered Inputs
- Differential Input Voltage Range to Supply Rail
- High Capacitive Load Drive Capability: up to 1 nF
Applications
- Multiplexed Data-Acquisition Systems
- Test and Measurement Equipment
- High-Resolution ADC Driver Amplifiers
- SAR ADC Reference Buffers
- Programmable Logic Controllers
- High-Side and Low-Side Current Sensing
- High Precision Comparator
Q & A
- What is the typical offset voltage of the OPA4192ID?
The typical offset voltage is ±5 µV. - What is the offset voltage drift of the OPA4192ID?
The offset voltage drift is ±0.2 µV/°C. - What is the noise level of the OPA4192ID at 1 kHz?
The noise level is 5.5 nV/√Hz at 1 kHz. - What is the common-mode rejection ratio (CMRR) of the OPA4192ID?
The CMRR is 140 dB. - What is the bias current of the OPA4192ID?
The bias current is ±5 pA. - What is the bandwidth of the OPA4192ID?
The bandwidth is 10 MHz GBW. - What is the slew rate of the OPA4192ID?
The slew rate is 20 V/µs. - What is the quiescent current per amplifier of the OPA4192ID?
The quiescent current per amplifier is 1 mA. - What is the operating temperature range of the OPA4192ID?
The operating temperature range is –40°C to +125°C. - In what package is the OPA4192ID available?
The OPA4192ID is available in a 14-pin SOIC package.
