Overview
The LMV7239M7/NOPB is a high-performance, low-power comparator manufactured by Texas Instruments. Designed for applications requiring ultra-low power consumption and fast response times, this comparator operates within a voltage range of 2.7 V to 5.5 V. It is particularly suited for battery-powered devices and portable electronics due to its low supply current of 65 µA at 5 V. The LMV7239M7/NOPB features a rail-to-rail input common-mode range, making it versatile for various sensing and monitoring tasks. Its compact SOT-23 package and robust performance make it a competitive choice in the market of low-voltage comparators.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2.7 to 5.5 | V | |
| Supply Current | 65 | µA | At 5 V |
| Propagation Delay | 75 | ns | |
| Input Common-Mode Range | Rail-to-Rail | Extends 200 mV beyond rails | |
| Output Type | Push-Pull | No external pull-up resistor required | |
| Package | SOT-23 | 5-Pin |
Key Features
- Ultra-low power consumption, ideal for battery-operated devices.
- Fast propagation delay of 75 ns ensures quick response in time-critical applications.
- Rail-to-rail input common-mode range enhances versatility in sensing applications.
- Push-pull output eliminates the need for external pull-up resistors, simplifying design.
- Compact SOT-23 package saves board space in portable and space-constrained designs.
Applications
The LMV7239M7/NOPB is widely used in applications requiring precise voltage monitoring and fast signal comparison. Its low power consumption makes it suitable for portable electronics such as smartphones, tablets, and wearable devices. Additionally, it is employed in industrial automation for sensor interfacing and in automotive systems for battery monitoring and safety circuits. Its rail-to-rail input capability allows it to be used in power management systems and signal conditioning circuits.
Q & A
1. What is the operating voltage range of the LMV7239M7/NOPB?
The LMV7239M7/NOPB operates within a voltage range of 2.7 V to 5.5 V.
2. How much current does the LMV7239M7/NOPB consume at 5 V?
It consumes 65 µA of supply current at 5 V.
3. What is the propagation delay of this comparator?
The propagation delay is 75 ns.
4. Does the LMV7239M7/NOPB support rail-to-rail input?
Yes, it features a rail-to-rail input common-mode range.
5. What type of output does the LMV7239M7/NOPB have?
It has a push-pull output, eliminating the need for external pull-up resistors.
6. What package does the LMV7239M7/NOPB come in?
It is available in a 5-pin SOT-23 package.
7. Is this comparator suitable for battery-powered devices?
Yes, its ultra-low power consumption makes it ideal for battery-operated applications.
8. Can the LMV7239M7/NOPB be used in automotive systems?
Yes, it is suitable for automotive applications such as battery monitoring and safety circuits.
9. What are the key advantages of the LMV7239M7/NOPB?
Its key advantages include low power consumption, fast response time, rail-to-rail input, and compact packaging.
10. Where can I find more technical details about this component?
For detailed technical specifications, refer to the official datasheet from Texas Instruments.
