Overview
The LMC7221BIM5/NOPB is a high-performance analog comparator manufactured by Texas Instruments. This device is part of the LMC7221 series, designed for precision and efficiency in comparison applications. It is particularly suited for low-power and rail-to-rail input scenarios, making it an ideal choice for portable and battery-operated devices. The LMC7221BIM5/NOPB is packaged in a compact SOT-23 form factor, ensuring ease of integration into space-constrained designs. Its market positioning targets industries such as consumer electronics, industrial automation, and automotive systems, where reliability and accuracy are paramount.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Series | LMC7221 | - | - |
| Comparator Type | General Purpose | - | - |
| Channels | 1 | Channel | - |
| Output Type | Open Drain | - | - |
| Supply Voltage (Max) | 15 | V | - |
| Supply Voltage (Min) | 2.7 | V | - |
| Operating Current | 14 | µA | - |
| Response Time | 4 | µs | - |
| Operating Temperature | -40 to +85 | °C | - |
| Package | SOT-23 | - | - |
| Input Type | Rail-to-Rail | - | - |
| CMRR | 75 | dB | - |
| PSRR | 80 | dB | - |
| Voltage Gain | 100 | dB | - |
Key Features
- Rail-to-rail input capability for versatile signal handling.
- Ultra-low operating current of 14 µA, ideal for battery-powered applications.
- Fast response time of 4 µs, ensuring quick decision-making in critical systems.
- Open-drain output for flexible interfacing with other components.
- Wide supply voltage range from 2.7 V to 15 V, accommodating various power sources.
- Compact SOT-23 package for space-efficient designs.
Applications
The LMC7221BIM5/NOPB is widely used in applications requiring precise voltage comparison. Its key application areas include:
- Consumer Electronics: Portable devices, battery monitoring, and signal conditioning.
- Industrial Automation: Sensor interfaces, threshold detection, and control systems.
- Automotive Systems: Battery management, safety systems, and signal processing.
- Medical Devices: Low-power monitoring and diagnostic equipment.
Q & A
1. What is the operating voltage range of the LMC7221BIM5/NOPB?
The operating voltage range is from 2.7 V to 15 V.
2. What is the typical response time of this comparator?
The typical response time is 4 µs.
3. Does the LMC7221BIM5/NOPB support rail-to-rail inputs?
Yes, it supports rail-to-rail inputs.
4. What is the output type of this comparator?
The output type is open-drain.
5. What is the operating temperature range?
The operating temperature range is -40°C to +85°C.
6. Is the LMC7221BIM5/NOPB suitable for battery-powered applications?
Yes, its ultra-low operating current makes it ideal for battery-powered applications.
7. What is the package type of this device?
The package type is SOT-23.
8. Can this comparator be used in automotive systems?
Yes, it is suitable for automotive applications such as battery management and safety systems.
9. What is the input bias current of the LMC7221BIM5/NOPB?
The input bias current is 400 fA.
10. Is this device RoHS compliant?
Yes, it is RoHS compliant.
