Overview
The TLV1701AIDCKR from Texas Instruments is a single-channel, low-power comparator designed for a wide range of applications. It features a broad supply voltage range, rail-to-rail inputs, low quiescent current, and low propagation delay. This device is part of the TLV170x family, which includes single, dual, and quad channel versions, making it versatile for various uses from simple voltage detection to complex system monitoring.
The TLV1701AIDCKR is packaged in a small SC70-5 package, making it ideal for space-constrained designs. It operates across an industrial temperature range of –40°C to +125°C, ensuring reliability in harsh environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2.2 V to 36 V or ±1.1 V to ±18 V | V |
| Quiescent Current per Channel | 55 µA | µA |
| Input Common-Mode Range | Includes both supply rails | V |
| Propagation Delay | 560 ns (low-to-high), 460 ns (high-to-low) | ns |
| Input Offset Voltage | 300 µV | µV |
| Output Type | Open Collector | |
| Operating Temperature Range | –40°C to +125°C | °C |
| Package Type | SC70-5 |
Key Features
- Wide Supply Range: Operates from 2.2 V to 36 V or ±1.1 V to ±18 V.
- Low Quiescent Current: 55 µA per comparator, making it suitable for low-power applications.
- Rail-to-Rail Inputs: Input common-mode range includes both supply rails.
- Low Propagation Delay: Fast response times with 560 ns low-to-high and 460 ns high-to-low propagation delays.
- Low Input Offset Voltage: 300 µV, ensuring high accuracy in comparisons.
- Open Collector Outputs: Allows the output to be pulled to any voltage rail up to +36 V above the negative power supply.
- Small Packages: Available in SC70-5, SOT-23-5, and other compact packages.
- Industrial Temperature Range: Operates from –40°C to +125°C, suitable for harsh environments.
Applications
- Overvoltage and Undervoltage Detectors: Monitors voltage levels to prevent damage from voltage spikes or drops.
- Window Comparators: Used in applications requiring a specific voltage range detection.
- Overcurrent Detectors: Detects excessive current levels to protect circuits.
- Zero-Crossing Detectors: Identifies the zero-crossing point of an AC signal.
- System Monitoring: Monitors power supplies, white goods, industrial sensors, automotive systems, and medical devices.
Q & A
- What is the supply voltage range of the TLV1701AIDCKR?
The TLV1701AIDCKR operates from 2.2 V to 36 V or ±1.1 V to ±18 V.
- What is the quiescent current per channel of the TLV1701AIDCKR?
The quiescent current per channel is 55 µA.
- What is the propagation delay of the TLV1701AIDCKR?
The propagation delay is 560 ns (low-to-high) and 460 ns (high-to-low).
- What type of output does the TLV1701AIDCKR have?
The TLV1701AIDCKR has an open collector output.
- What is the operating temperature range of the TLV1701AIDCKR?
The operating temperature range is –40°C to +125°C.
- What are some common applications of the TLV1701AIDCKR?
Common applications include overvoltage and undervoltage detectors, window comparators, overcurrent detectors, zero-crossing detectors, and system monitoring in various industries.
- What package types are available for the TLV1701AIDCKR?
The TLV1701AIDCKR is available in SC70-5, SOT-23-5, and other compact packages.
- How does the open collector output of the TLV1701AIDCKR work?
The open collector output allows the output to be pulled to any voltage rail up to +36 V above the negative power supply, regardless of the supply voltage.
- What is the input offset voltage of the TLV1701AIDCKR?
The input offset voltage is 300 µV.
- How should the TLV1701AIDCKR be laid out on a PCB to minimize noise?
Use a PCB with a good, unbroken low-inductance ground plane, place decoupling capacitors close to the power-supply pins, and keep lead lengths as short as possible.
