Overview
The LMV331M5X is a single, general-purpose, low-voltage comparator IC produced by Texas Instruments (though it was originally developed by National Semiconductor, which is now part of TI). This component is designed for low-power and space-saving applications, making it ideal for portable consumer electronics and other battery-operated devices. The LMV331M5X operates within a supply voltage range of 2.7 to 5 volts and is available in compact 5-pin SC70 and SOT23 packages, enhancing its suitability for applications where size and power efficiency are critical.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2.7 to 5.5 | V |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Current | 60 (typical), 120 (maximum) | µA |
| Input Common Mode Voltage Range | Includes ground | V |
| Output Saturation Voltage | 200 (typical), 400 (maximum) | mV |
| Propagation Delay | 200 ns (typical) | ns |
| Package Type | 5-pin SC70, 5-pin SOT23 | |
| ESD Tolerance | 2 kV HBM / 200 V MM |
Key Features
- Low supply current: 60 µA (typical) per channel, making it suitable for battery-operated devices.
- Input common mode voltage range includes ground, allowing for versatile usage in various circuits.
- Low output saturation voltage of 200 mV, ensuring efficient operation.
- Fast propagation delay of 200 ns, enabling quick response times.
- Open drain output, providing flexibility in circuit design.
- Compact packaging in 5-pin SC70 and SOT23, ideal for space-constrained applications.
- Bipolar input and output stages for improved noise performance.
Applications
- Mobile phones and other portable consumer electronics.
- Notebooks, PDAs, and other battery-supplied electronics.
- General-purpose portable devices requiring low power and small size.
- Zero-crossing detector circuits for phase-locked loops and timing circuits.
- Power supply level monitoring and protection circuits.
- Voltage domain conversion and signal level detection.
- PWM control applications for motor control, LED dimming, etc.
- Temperature sensing circuits using thermistors.
- Relaxation oscillator circuits for generating square wave signals.
Q & A
- What is the supply voltage range of the LMV331M5X?
The LMV331M5X operates within a supply voltage range of 2.7 to 5 volts.
- What are the typical package types for the LMV331M5X?
The LMV331M5X is available in 5-pin SC70 and 5-pin SOT23 packages.
- What is the typical supply current of the LMV331M5X?
The typical supply current is 60 µA per channel.
- What is the propagation delay of the LMV331M5X?
The propagation delay is typically 200 ns.
- Does the LMV331M5X have bipolar input and output stages?
- What are some common applications of the LMV331M5X?
- What is the ESD tolerance of the LMV331M5X?
- Can the LMV331M5X be used in relaxation oscillator circuits?
- How does the LMV331M5X compare to traditional LM393/339 comparators?
- What is the output type of the LMV331M5X?
