TPS3702CX10DDCR

Overview

Category: Integrated Circuits (ICs)

Use: Voltage Supervisors

Characteristics: - Monitors undervoltage and overvoltage conditions - Provides a reset signal when voltage is outside the specified range - Low quiescent current - Wide operating voltage range - Small package size

Package: SOT-23-6

Essence: The TPS3702CX10DDCR is an integrated circuit used for voltage supervision. It ensures that the voltage remains within a specified range and provides a reset signal when the voltage goes below or above the set thresholds.

Packaging/Quantity: The TPS3702CX10DDCR is available in a small SOT-23-6 package. It is typically sold in reels of 3000 units.

Specifications

• Supply Voltage Range: 1.8V to 18V
• Threshold Accuracy: ±1%
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +125°C
• Power-On Reset Delay Time: 100ms (typical)

Pin Configuration

The TPS3702CX10DDCR has six pins arranged as follows:

```

---

| | --| VDD GND |-- Pin 1: Ground (GND) --| VIN RST |-- Pin 2: Reset Output (RST) --| VIT VDD |-- Pin 3: Supply Voltage (VDD) --| N/C N/C |-- Pin 4: Not Connected (N/C) --| N/C N/C |-- Pin 5: Not Connected (N/C) --| N/C N/C |-- Pin 6: Not Connected (N/C) |___________| ```

Functional Features

• Monitors the input voltage and compares it to the preset thresholds
• Generates a reset signal when the voltage goes below or above the specified range
• Provides hysteresis to prevent oscillation near the threshold levels
• Low quiescent current consumption for power-sensitive applications
• Wide operating voltage range allows for versatile use in various systems

Advantages and Disadvantages

Advantages: - Accurate voltage monitoring with ±1% threshold accuracy - Low power consumption helps prolong battery life in portable devices - Small package size enables space-saving designs - Wide operating voltage range makes it compatible with different power supply systems

Disadvantages: - Limited number of pins may restrict additional functionalities - Not suitable for applications requiring precise voltage regulation

Working Principles

The TPS3702CX10DDCR operates by continuously monitoring the input voltage. It compares the voltage level to the preset thresholds and generates a reset signal when the voltage goes below or above these thresholds. The device incorporates hysteresis to avoid false triggering near the threshold levels.

Detailed Application Field Plans

The TPS3702CX10DDCR is commonly used in various applications where voltage supervision is critical. Some of the typical application fields include:

1. Power Supply Units (PSUs): Ensures stable voltage output and protects sensitive components from overvoltage or undervoltage conditions.
2. Battery-Powered Devices: Monitors battery voltage to prevent damage due to over-discharge or overcharging.
3. Industrial Control Systems: Provides reliable voltage monitoring for control circuits, ensuring safe operation.
4. Automotive Electronics: Protects vehicle electronics from voltage fluctuations, enhancing system reliability.
5. Home Automation Systems: Safeguards smart home devices by monitoring the power supply voltage.

Detailed and Complete Alternative Models

1. TPS3702CX33DDCR: Similar to TPS3702CX10DDCR, but with a different threshold voltage (3.3V).
2. TPS3702CX25DDCR: Similar to TPS3702CX10DDCR, but with a different threshold voltage (2.5V).
3. TPS3702CX30DDCR: Similar to TPS3702CX10DDCR, but with a different threshold voltage (3.0V).
4. TPS3702CX50DDCR: Similar to TPS3702CX10DDCR, but with a different threshold voltage (5.0V).

These alternative models provide flexibility in choosing the appropriate voltage threshold for specific applications.

In conclusion, the TPS3702CX10DDCR is an integrated circuit used for voltage supervision. It offers accurate monitoring, low power consumption, and a compact package size. With its wide operating voltage range, it finds applications in various fields such as power supply units, battery-powered devices, industrial control systems, automotive electronics, and home automation systems. Alternative models with different threshold voltages are also available to suit specific requirements.