Overview
The OPA2196IDGKR from Texas Instruments is a dual, 36-V, low-power, rail-to-rail operational amplifier. This device is part of the OPAx196 family, which includes the OPA196 and OPA4196. It is designed for high-voltage industrial applications, offering low offset voltage, low drift, and low bias current, combined with very low quiescent current. The OPA2196IDGKR features integrated electromagnetic interference (EMI) filtering, making it robust against EMI from various sources such as wireless communications.
Key Specifications
| Parameter | Typical | Minimum | Maximum | Unit |
|---|---|---|---|---|
| Supply Voltage (VS) | - | ±2.25 V to ±18 V | ±20 V (single supply: 40 V) | V |
| Input Offset Voltage (VOS) | ±25 μV | - | ±100 μV | μV |
| Input Offset Voltage Drift (dVOS/dT) | ±0.5 μV/°C | - | - | μV/°C |
| Input Bias Current | ±5 pA | - | - | pA |
| Quiescent Current per Amplifier (IQ) | 140 μA | - | 200 μA | μA |
| Unity Gain Bandwidth (GBW) | 2.5 MHz | - | - | MHz |
| Slew Rate (SR) | 7.5 V/μs (rising), 5.5 V/μs (falling) | - | - | V/μs |
| Output Voltage Swing from Rail | No load: 5 mV, RL = 10 kΩ: 50 mV, RL = 2 kΩ: 200 mV | - | - | mV |
| Short-Circuit Current (ISC) | ±65 mA | - | - | mA |
| Capacitive Load Drive | Up to 1 nF | - | - | nF |
| Operating Temperature Range | -40°C to +125°C | -40°C | +125°C | °C |
| Package Type | VSSOP-8 | - | - | - |
Key Features
- Low offset voltage (±25 μV typical) and low drift (±0.5 μV/°C typical)
- Low bias current (±5 pA typical) and low quiescent current (140 μA/channel typical)
- Rail-to-rail input and output capability
- High output current (±65 mA) and high capacitive load drive (up to 1 nF)
- Integrated EMI filtering to reduce electromagnetic interference
- Dual-channel configuration for versatility in circuit design
- Wide operating temperature range (-40°C to +125°C)
- Available in VSSOP-8 package
Applications
- High-voltage industrial applications
- Data-acquisition systems
- Multiplexed systems
- Industrial control systems
- Sensor interfaces and signal conditioning
- Automotive and aerospace applications requiring high reliability and performance
Q & A
- What is the typical input offset voltage of the OPA2196IDGKR?
The typical input offset voltage is ±25 μV.
- What is the quiescent current per amplifier for the OPA2196IDGKR?
The quiescent current per amplifier is typically 140 μA.
- What is the unity gain bandwidth of the OPA2196IDGKR?
The unity gain bandwidth is 2.5 MHz.
- What is the maximum short-circuit current of the OPA2196IDGKR?
The maximum short-circuit current is ±65 mA.
- What is the capacitive load drive capability of the OPA2196IDGKR?
The device can drive capacitive loads up to 1 nF.
- What is the operating temperature range of the OPA2196IDGKR?
The operating temperature range is -40°C to +125°C.
- What package types are available for the OPA2196IDGKR?
The device is available in VSSOP-8 package.
- Does the OPA2196IDGKR have integrated EMI filtering?
Yes, it has integrated EMI filtering to reduce electromagnetic interference.
- What are some common applications for the OPA2196IDGKR?
Common applications include high-voltage industrial applications, data-acquisition systems, multiplexed systems, and industrial control systems.
- What is the slew rate of the OPA2196IDGKR?
The slew rate is typically 7.5 V/μs (rising) and 5.5 V/μs (falling).
