Overview
The LM2901NSR, produced by Texas Instruments, is part of the LM2901 family of quad differential comparators. These devices are designed to operate from a single power supply over a wide range of voltages, from 2 V to 36 V, and can also operate with dual supplies from ±1 V to ±18 V. The LM2901NSR is characterized for operation from -40°C to 125°C, making it suitable for a variety of applications requiring robust and reliable comparator functionality.
Key Specifications
| Specification | Value | Unit |
|---|---|---|
| Supply Voltage | 2 to 36 | V |
| Differential Input Voltage | ±38 | V |
| Total Supply Current (5V to 36V max) | 0.8 to 1 | mA |
| Temperature Range | -40 to 125 | °C |
| ESD Rating (HBM) | ±2000 | V |
| Offset Voltage (Max over temp) | ±5.5 | mV |
| Input Bias Current (typ / max) | 3.5 / 25 | nA |
| Response Time (typ) | 1 | µsec |
| Output Saturation Voltage | Low | - |
| Output Compatibility | TTL, MOS, CMOS | - |
Key Features
- Low supply-current drain independent of supply voltage.
- Low input bias current and low input offset voltage.
- Common-mode input voltage range includes ground.
- Differential input voltage range equal to maximum-rated supply voltage.
- Low output saturation voltage.
- Output compatible with TTL, MOS, and CMOS.
- Improved ESD performance with 2 kV HBM rating.
- Faster response time of 1 µsec.
Applications
- Industrial automation and control.
- Automotive - infotainment and clusters, body control modules.
- Power supervision and monitoring.
- Oscillators and peak detectors.
- Logic voltage translation.
- Server PSU and single-phase UPS.
- Cordless power tools and wireless infrastructure.
- Building automation and motor drives.
- Infotainment and cluster systems.
Q & A
- What is the supply voltage range for the LM2901NSR?
The LM2901NSR operates from a single power supply of 2 V to 36 V and can also operate with dual supplies from ±1 V to ±18 V.
- What is the temperature range for the LM2901NSR?
The LM2901NSR is characterized for operation from -40°C to 125°C.
- What is the typical response time of the LM2901NSR?
The typical response time of the LM2901NSR is 1 µsec.
- Is the LM2901NSR ESD protected?
- What is the input bias current of the LM2901NSR?
The typical input bias current of the LM2901NSR is 3.5 nA.
- Is the output of the LM2901NSR compatible with other logic families?
- Can the LM2901NSR be used in automotive applications?
- What are some common applications of the LM2901NSR?
- How many comparators are included in the LM2901NSR?
- What is the typical total supply current of the LM2901NSR?
