Overview
The LMV7239M5 from Texas Instruments is an ultra-low power, low voltage comparator designed for high-speed applications. It operates within a supply voltage range of 2.7 V to 5.5 V and is characterized by its 75-ns propagation delay and low supply current of 65 µA at 5 V. This comparator is ideal for single-supply applications and is available in space-saving packages such as the 5-pin SOT-23 and 5-pin SC70, making it suitable for systems where small size and low power consumption are critical.
Key Specifications
| Parameter | Value |
|---|---|
| Propagation Delay | 75 ns |
| Supply Current | 65 µA at 5 V |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Input Bias Current | 400 nA (Max) |
| Output Type | Push-Pull |
| Number of Channels | 1 |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | SOT-23 (DBV) |
| Pin Count | 5 |
| Dimensions | 2.92 mm x 1.6 mm x 1.02 mm |
| Rail-to-Rail Input | Yes |
| Offset Voltage @ 25°C | 6 mV (Max) |
Key Features
- Ultra-low power consumption: 65 µA at 5 V
- High-speed operation: 75-ns propagation delay
- Rail-to-rail input common mode voltage range: extends 200 mV below ground and 200 mV above supply
- Push-pull output stage: eliminates the need for an external pullup resistor
- Available in space-saving packages: 5-pin SOT-23 and 5-pin SC70
- Ideal for 2.7-V and 5-V single-supply applications
Applications
The LMV7239M5 is suitable for a variety of applications where low power consumption and high speed are essential. These include:
- Portable electronics and battery-powered devices
- Industrial control systems
- Medical devices requiring low power and high accuracy
- Automotive systems where robustness and low power are critical
- General-purpose comparator applications in consumer electronics
Q & A
- What is the propagation delay of the LMV7239M5?
The propagation delay of the LMV7239M5 is 75 ns. - What is the supply current of the LMV7239M5 at 5 V?
The supply current is 65 µA at 5 V. - What is the operating temperature range of the LMV7239M5?
The operating temperature range is -40°C to 85°C. - What types of output stages are available for the LMV7239M5?
The LMV7239M5 features a push-pull output stage. - What are the available package types for the LMV7239M5?
The LMV7239M5 is available in 5-pin SOT-23 and 5-pin SC70 packages. - Is the LMV7239M5 RoHS compliant?
Yes, the LMV7239M5 is RoHS compliant. - What is the input bias current of the LMV7239M5?
The input bias current is 400 nA (Max). - What is the offset voltage of the LMV7239M5 at 25°C?
The offset voltage is 6 mV (Max) at 25°C. - Is the LMV7239M5 suitable for single-supply applications?
Yes, it is ideal for 2.7-V and 5-V single-supply applications. - What is the common mode voltage range of the LMV7239M5?
The input common mode voltage range extends 200 mV below ground and 200 mV above supply.
