Overview
The OPA137UA/2K5 from Texas Instruments is a single operational amplifier designed for high performance in a compact package. This general-purpose op amp is suitable for a wide range of applications, including industrial control systems, instrumentation, and medical devices. It features a rail-to-rail input to V+ voltage levels, making it ideal for designs requiring high input common mode voltage and low power consumption. The device operates with a bandwidth of 1 MHz and a slew rate of 3.5 V/μs, ensuring excellent frequency response and fast settling times.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | Texas Instruments | Number of Channels | 1 Channel |
| Package/Case | SOIC (D)-8 | Total Supply Voltage (max) | 36 V |
| Total Supply Voltage (min) | 4.5 V | Gain Bandwidth Product (GBW) | 1 MHz |
| Slew Rate | 3.5 V/μs | Input Offset Voltage (Vos) at 25°C | 3 mV (max) |
| Input Bias Current | 100 pA (max) | Quiescent Current per Channel | 0.22 mA (typ) |
| Input Voltage Noise Density | 45 nV/√Hz (typ) | Common Mode Rejection Ratio (CMRR) | 84 dB (typ) |
| Output Current | 0.025 A (typ) | Operating Temperature Range | -40°C to 85°C |
| Input Common Mode Headroom (to negative supply) | 3 V (typ) | Output Swing Headroom (to negative supply) | 1.2 V (typ) |
| Output Swing Headroom (to positive supply) | -1.1 V (typ) | Architecture | FET |
Key Features
- Single operational amplifier with rail-to-rail input to V+ voltage levels
- Bandwidth: 1 MHz and slew rate: 3.5 V/μs for excellent frequency response and fast settling times
- Supply voltage range: 4.5 V to 36 V, suitable for single or dual supply configurations
- Operating temperature range: -40°C to 85°C
- Low input bias current (100 pA max) and low quiescent current (220 μA/channel)
- High common mode rejection ratio (CMRR) of 84 dB (typ)
- FET-input architecture for low noise and high input impedance
Applications
- Industrial control systems
- Instrumentation and measurement equipment
- Medical devices and instruments
- Audio amplifiers and signal processing circuits
Q & A
- What is the OPA137UA/2K5 operational amplifier used for?
The OPA137UA/2K5 is used in a variety of applications including industrial control systems, instrumentation, medical devices, and audio amplifiers due to its high performance and rail-to-rail input capabilities.
- What is the bandwidth and slew rate of the OPA137UA/2K5?
The OPA137UA/2K5 has a bandwidth of 1 MHz and a slew rate of 3.5 V/μs.
- What is the supply voltage range for the OPA137UA/2K5?
The device can operate from a single supply voltage range of 4.5 V to 36 V or dual supply configurations from ±2.25 V to ±18 V.
- What is the operating temperature range of the OPA137UA/2K5?
The operating temperature range is -40°C to 85°C.
- What type of input does the OPA137UA/2K5 have?
The OPA137UA/2K5 features a rail-to-rail input to V+ voltage levels.
- How much input bias current does the OPA137UA/2K5 have?
The input bias current is 100 pA (max).
- What is the common mode rejection ratio (CMRR) of the OPA137UA/2K5?
The CMRR is 84 dB (typ).
- Is the OPA137UA/2K5 suitable for battery-powered applications?
Yes, it is suitable due to its wide supply voltage range and low power consumption.
- How can I ensure the authenticity of the OPA137UA/2K5 from Texas Instruments?
Ensure you purchase from authorized distributors or verify the credentials of the supplier through rigorous testing and qualification reviews.
- Where can I find detailed information about the OPA137UA/2K5, such as application notes and factory information?
You can find detailed information on Texas Instruments' official website or through authorized distributors' resources.
