Overview
The LMV393DR2G is a dual-channel, general-purpose, low-voltage comparator produced by onsemi. It is part of the LMV331, LMV393, and LMV339 family, which are low-voltage versions of the industry-standard LM339 and LM393 comparators. This device is designed for applications where space-saving, low voltage operation, and low power consumption are critical.
The LMV393DR2G operates over a supply voltage range of 2.7 V to 5 V and is available in an 8-pin SOIC-8 package. It features an open-drain output, making it suitable for wired-OR applications. The device is also ESD tolerant and RoHS compliant, ensuring reliability in various environmental conditions.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | VCC | 2.7 | - | 5.5 | V |
| Input Differential Voltage Range | VIDR | -5.5 | - | 5.5 | V |
| Input Offset Voltage | VIO | 1.7 | 9 | - | mV |
| Input Bias Current | IB | - | < 1 | - | nA |
| Input Offset Current | IIO | - | < 1 | - | nA |
| Input Voltage Range | VCM | 0 | - | 4.2 | V |
| Saturation Voltage | VSAT | 200 | - | 700 | mV |
| Output Sink Current | IO | 5 | - | 84 | mA |
| Propagation Delay (High to Low) | tPHL | 800 | 200 | - | ns |
| Propagation Delay (Low to High) | tPLH | 800 | 200 | - | ns |
| Supply Current | ICC | 100 | 200 | 250 | µA |
Key Features
- Guaranteed performance over 2.7 V to 5 V supply voltage range
- Input common-mode voltage range extends to ground
- Open-drain output for wired-OR applications
- Low quiescent current: 60 µA/channel (typical at 5 V)
- Low saturation voltage: 200 mV (typical at 5 V)
- Propagation delay: 200 ns (typical at 5 V)
- ESD tolerance: 2 kV HBM / 200 V MM
- RoHS compliant and Pb-free, halogen-free/BFR-free
- AEC-Q100 qualified for automotive applications (NCV prefix)
Applications
- Battery monitors
- Notebooks and PDAs
- Mobile phones
- General-purpose portable devices
- General-purpose low voltage applications
- Battery-supplied electronics
Q & A
- What is the supply voltage range for the LMV393DR2G?
The LMV393DR2G operates over a supply voltage range of 2.7 V to 5 V.
- What is the typical quiescent current of the LMV393DR2G at 5 V?
The typical quiescent current is 60 µA per channel at 5 V.
- What is the propagation delay of the LMV393DR2G?
The propagation delay is typically 200 ns for both high-to-low and low-to-high transitions at 5 V.
- Is the LMV393DR2G ESD tolerant?
Yes, the LMV393DR2G has ESD tolerance of 2 kV HBM / 200 V MM.
- What are the typical applications of the LMV393DR2G?
Typical applications include battery monitors, notebooks, PDAs, mobile phones, and general-purpose portable devices.
- Is the LMV393DR2G RoHS compliant?
Yes, the LMV393DR2G is RoHS compliant and Pb-free, halogen-free/BFR-free.
- What is the input common-mode voltage range of the LMV393DR2G?
The input common-mode voltage range extends to ground.
- What is the saturation voltage of the LMV393DR2G?
The saturation voltage is typically 200 mV at 5 V.
- Can the LMV393DR2G be used in automotive applications?
Yes, the NCV prefix version is AEC-Q100 qualified for automotive applications.
- What package types are available for the LMV393?
The LMV393 is available in Micro8, SOIC-8, and UDFN8 packages.
