Overview
The TL7705ACPG4 is a voltage monitor and reset IC manufactured by Texas Instruments. Designed for precision monitoring of power supply voltages, this IC ensures reliable system operation by providing a reset signal when the monitored voltage falls below a specified threshold. It is widely used in applications requiring robust power management and system integrity. The TL7705ACPG4 is particularly suited for embedded systems, industrial controls, and automotive electronics, offering high accuracy and low power consumption. Its compact package and ease of integration make it a competitive choice for designers seeking dependable voltage monitoring solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage Range | 4.5 to 18 | V | |
| Reset Threshold Voltage | 4.55 | V | Typical |
| Reset Timeout Period | 100 | ms | Typical |
| Operating Temperature Range | -40 to 85 | °C | |
| Package Type | PDIP-8 | ||
| Quiescent Current | 0.5 | mA | Typical |
| Output Type | Active Low | ||
| Accuracy | ±2% | Over temperature |
Key Features
- Precision Voltage Monitoring: Ensures accurate detection of undervoltage conditions.
- Wide Supply Voltage Range: Operates from 4.5V to 18V, making it versatile for various applications.
- Low Quiescent Current: Minimizes power consumption, ideal for battery-powered systems.
- Adjustable Reset Timeout: Allows customization of the reset signal duration.
- Robust Design: Operates reliably across a wide temperature range (-40°C to 85°C).
Applications
The TL7705ACPG4 is widely used in systems requiring dependable power supply monitoring. Its primary applications include:
- Embedded Systems: Ensures stable operation by monitoring microcontroller power supplies.
- Industrial Controls: Provides reset functionality in PLCs and automation systems.
- Automotive Electronics: Enhances reliability in vehicle control units and infotainment systems.
- Consumer Electronics: Used in devices like smart home appliances and IoT gadgets for power management.
Q & A
1. What is the purpose of the TL7705ACPG4?
The TL7705ACPG4 is designed to monitor power supply voltages and generate a reset signal when the voltage falls below a specified threshold, ensuring system reliability.
2. What is the supply voltage range of the TL7705ACPG4?
The supply voltage range is 4.5V to 18V.
3. Can the reset timeout period be adjusted?
Yes, the reset timeout period can be adjusted using external components.
4. What is the operating temperature range of the TL7705ACPG4?
It operates from -40°C to 85°C.
5. What package does the TL7705ACPG4 come in?
It is available in a PDIP-8 package.
6. Is the TL7705ACPG4 suitable for automotive applications?
Yes, it is well-suited for automotive electronics due to its robust design and wide operating temperature range.
7. What is the typical quiescent current of the TL7705ACPG4?
The typical quiescent current is 0.5mA.
8. How accurate is the voltage monitoring of the TL7705ACPG4?
It offers an accuracy of ±2% over the operating temperature range.
9. Can the TL7705ACPG4 be used in battery-powered systems?
Yes, its low quiescent current makes it ideal for battery-powered applications.
10. What is the reset threshold voltage of the TL7705ACPG4?
The typical reset threshold voltage is 4.55V.
