Overview
The LMV981MF, produced by Texas Instruments, is a high-performance operational amplifier (op-amp) designed for low-voltage applications. This model, part of the LMV981 series, is particularly suited for portable and battery-powered devices due to its low power consumption and compact size. The LMV981MF is housed in a SOT-23-6 package, making it ideal for space-constrained applications. Its key selling points include its rail-to-rail input and output capabilities, low supply current, and wide operating temperature range, making it a versatile choice for both industrial and consumer electronics.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Product Category | Operational Amplifier | - | - |
| Package | SOT-23-6 | - | - |
| Supply Voltage | 1.8V, 2.7V, 5V | V | Guaranteed |
| Output Swing | 80 mV (600Ω load), 30 mV (2kΩ load) | mV | From rail |
| Input Common Mode Voltage | 200 mV beyond rail | mV | - |
| Supply Current | 100 µA | µA | Per channel |
| Gain Bandwidth Product | 1.4 MHz | MHz | - |
| Gain | 101 dB | dB | 600Ω load |
| Operating Temperature | -40°C to 125°C | °C | - |
Key Features
- Rail-to-rail input and output capabilities for enhanced signal range.
- Low supply current of 100 µA per channel, ideal for battery-powered devices.
- Compact SOT-23-6 package for space-constrained applications.
- Wide operating temperature range from -40°C to 125°C, suitable for harsh environments.
- Dual independent shutdown feature for power management flexibility.
Applications
The LMV981MF is widely used in various industries, including industrial automation, automotive electronics, and consumer electronics. Its low power consumption and small form factor make it particularly suitable for portable devices such as fitness trackers, wearable devices, and mobile phones. Additionally, it is used in power current monitoring and battery monitoring systems, where its precision and reliability are critical.
Q & A
1. What is the supply voltage range for the LMV981MF?
The LMV981MF operates at supply voltages of 1.8V, 2.7V, and 5V.
2. What is the typical supply current per channel?
The typical supply current is 100 µA per channel.
3. What is the gain bandwidth product of the LMV981MF?
The gain bandwidth product is 1.4 MHz.
4. What is the operating temperature range?
The operating temperature range is from -40°C to 125°C.
5. What package does the LMV981MF come in?
It comes in a SOT-23-6 package.
6. Is the LMV981MF suitable for battery-powered devices?
Yes, its low supply current makes it ideal for battery-powered devices.
7. What is the output swing with a 600Ω load?
The output swing is 80 mV from the rail with a 600Ω load.
8. Does the LMV981MF support rail-to-rail operation?
Yes, it supports rail-to-rail input and output operation.
9. What are the typical applications of the LMV981MF?
Typical applications include fitness trackers, wearable devices, mobile phones, and power monitoring systems.
10. Does the LMV981MF have a shutdown feature?
Yes, it features dual independent shutdown for power management.
