Overview
The LMV934MAX is a quad operational amplifier (op-amp) designed and manufactured by Texas Instruments (formerly National Semiconductor). It is part of the LMV93x series, known for its low-power consumption and rail-to-rail input/output (RRIO) capabilities. This device is optimized for applications requiring low voltage operation, typically at 1.8V, making it suitable for battery-powered and portable electronics. Its compact SOIC-14 package and wide operating temperature range (-40°C to +125°C) make it versatile for various industrial and consumer applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 1.8 | V | Typical |
| Quiescent Current | 116 | µA | Per channel |
| Input Offset Voltage | 1 | mV | Max |
| Input Bias Current | 15 | nA | Max |
| Slew Rate | 420 | mV/µs | |
| Gain Bandwidth Product (GBP) | 1.4 | MHz | |
| Output Type | Rail-to-Rail | ||
| Operating Temperature | -40 to +125 | °C | |
| Package | SOIC-14 | 8.75 x 4.00 mm | |
| Pin Count | 14 |
Key Features
- Low power consumption with a quiescent current of 116 µA per channel.
- Rail-to-rail input and output operation for maximum dynamic range.
- Wide operating temperature range (-40°C to +125°C) for robust performance in harsh environments.
- Compact SOIC-14 package, ideal for space-constrained applications.
- High slew rate of 420 mV/µs for fast signal processing.
Applications
The LMV934MAX is widely used in low-power and portable electronic devices, such as smartphones, tablets, and wearable technology. Its rail-to-rail capabilities make it suitable for sensor interfaces, signal conditioning, and audio amplification. Additionally, it is employed in industrial automation, medical devices, and automotive systems where low voltage and reliable performance are critical.
Q & A
1. What is the supply voltage range for the LMV934MAX?
The typical supply voltage is 1.8V, but it can operate within a wider range depending on the application.
2. What is the quiescent current per channel?
The quiescent current is 116 µA per channel.
3. Does the LMV934MAX support rail-to-rail operation?
Yes, it supports rail-to-rail input and output operation.
4. What is the maximum input offset voltage?
The maximum input offset voltage is 1 mV.
5. What is the slew rate of the LMV934MAX?
The slew rate is 420 mV/µs.
6. What is the gain bandwidth product (GBP)?
The gain bandwidth product is 1.4 MHz.
7. What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
8. What package does the LMV934MAX come in?
It is available in an SOIC-14 package.
9. Is the LMV934MAX suitable for battery-powered devices?
Yes, its low power consumption makes it ideal for battery-powered and portable electronics.
10. What are typical applications for the LMV934MAX?
Typical applications include sensor interfaces, signal conditioning, audio amplification, and industrial automation.
