Overview
The LMV331IDCKRG4, produced by Texas Instruments, is a single low-voltage comparator that belongs to the LMV33x family. This device is designed to operate within a supply voltage range of 2.7 V to 5.5 V, making it suitable for a variety of low-voltage applications. The LMV331 is known for its low power consumption, high accuracy, and compact packaging, making it an ideal choice for portable consumer electronics and other space-constrained designs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2.7 | - | 5.5 | V |
| Input Offset Voltage (VIO) | 1.7 | 7 | - | mV |
| Input Bias Current (IIB) | 15 | 250 | - | nA |
| Output Saturation Voltage (VSAT) | - | 200 | - | mV |
| Propagation Delay (tPHL/tPLH) | - | 600/450 | - | ns |
| Supply Current (ICC) | 40 | 100 | - | μA |
| Operating Temperature Range | -40 | - | 125 | °C |
| Package Type | - | SC70-5 (DBV or DCK) | - | - |
Key Features
- Low supply current: Typically 100 μA at 5 V and 40 μA at 2.7 V.
- Input common-mode voltage range includes ground, allowing operation from ground to VCC - Vbe (~700 mV).
- Low output saturation voltage: Typically 200 mV.
- Open-drain output for maximum flexibility.
- Wide temperature range: -40°C to +125°C.
- ESD tolerance: 2 kV HBM / 200 V MM.
Applications
- Hysteresis comparators
- Oscillators
- Window comparators
- Industrial equipment
- Test and measurement
- Mobile phones
- Notebooks and PDAs
- Battery-supplied electronics
- General-purpose portable devices
Q & A
- What is the supply voltage range of the LMV331? The LMV331 operates within a supply voltage range of 2.7 V to 5.5 V.
- What is the typical supply current of the LMV331 at 5 V? The typical supply current is 100 μA at 5 V.
- Does the input common-mode voltage range include ground? Yes, the input common-mode voltage range includes ground.
- What is the typical output saturation voltage of the LMV331? The typical output saturation voltage is 200 mV.
- What type of output does the LMV331 have? The LMV331 has an open-drain output.
- What is the operating temperature range of the LMV331? The operating temperature range is -40°C to +125°C.
- What is the propagation delay of the LMV331? The propagation delay is typically 600 ns for high-to-low and 450 ns for low-to-high level output switching at 5 V.
- What are some common applications of the LMV331? Common applications include hysteresis comparators, oscillators, window comparators, industrial equipment, and test and measurement.
- What package types are available for the LMV331? The LMV331 is available in SC70-5 (DBV or DCK) packages.
- Does the LMV331 have ESD protection? Yes, the LMV331 has ESD tolerance of 2 kV HBM / 200 V MM).
