Overview
The OPA237UA/2K5 is part of Texas Instruments' MicroAmplifier series, a family of miniature operational amplifiers. These devices are renowned for their small size, low offset voltage, low quiescent current, and wide supply range, making them ideal for single-supply, battery-operated, and space-limited applications. The OPA237 series includes single, dual, and quad versions, although the quad version is now obsolete. These op amps are suitable for a variety of applications, including battery-powered instruments, portable devices, PCMCIA cards, medical instruments, and test equipment.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Package | 8-SOIC (0.154", 3.90mm Width) | |
| Operating Temperature Range | -40°C to +85°C | |
| Supply Voltage (Single) | +2.7V to +36V | |
| Supply Voltage (Dual) | ±1.35V to ±18V | |
| Input Offset Voltage | 750µV max | |
| Quiescent Current | 350µA max | |
| Gain Bandwidth Product | 1.5MHz | |
| Slew Rate | 0.5 V/µs | |
| Input Bias Current | 8.5nA | |
| Output Current per Channel | 8mA |
Key Features
- Micro-Size, Miniature Packages: Available in SOT-23-5, SO-8, MSOP-8, and (obsolete) SSOP-16 for quad versions.
- Low Offset Voltage: Maximum of 750µV.
- Wide Supply Range: Single supply from +2.7V to +36V and dual supply from ±1.35V to ±18V.
- Low Quiescent Current: Maximum of 350µA.
- Wide Bandwidth: 1.5MHz gain bandwidth product.
- Low Bias Current: Input bias current of 8.5nA.
- Surface Mount Packages: All versions are specified for -40°C to +85°C operation.
Applications
- Battery-Powered Instruments: Ideal for devices that require low power consumption and compact design.
- Portable Devices: Suitable for handheld and mobile devices due to their small size and low power requirements.
- PCMCIA Cards: Used in PCMCIA cards and other space-limited applications.
- Medical Instruments: Applied in medical devices where precision and reliability are crucial.
- Test Equipment: Utilized in various test and measurement instruments.
Q & A
- What is the OPA237UA/2K5 used for?
The OPA237UA/2K5 is used in battery-powered instruments, portable devices, PCMCIA cards, medical instruments, and test equipment due to its small size, low power consumption, and wide supply range.
- What are the available package types for the OPA237UA/2K5?
The OPA237UA/2K5 is available in SOT-23-5, SO-8, and MSOP-8 packages. The quad version in SSOP-16 is obsolete).
- What is the operating temperature range of the OPA237UA/2K5?
The operating temperature range is -40°C to +85°C).
- What is the maximum input offset voltage of the OPA237UA/2K5?
The maximum input offset voltage is 750µV).
- What is the quiescent current of the OPA237UA/2K5?
The maximum quiescent current is 350µA).
- What is the gain bandwidth product of the OPA237UA/2K5?
The gain bandwidth product is 1.5MHz).
- Can the OPA237UA/2K5 operate from a single or dual supply?
Yes, the OPA237UA/2K5 can operate from either a single supply (+2.7V to +36V) or a dual supply (±1.35V to ±18V)).
- What is the slew rate of the OPA237UA/2K5?
The slew rate is 0.5 V/µs).
- What is the input bias current of the OPA237UA/2K5?
The input bias current is 8.5nA).
- Is the OPA237UA/2K5 RoHS compliant?
Yes, the OPA237UA/2K5 is RoHS compliant).
