TPS3511DRG4

Product Overview

Category

The TPS3511DRG4 belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power supply monitoring and sequencing in various electronic devices and systems.

Characteristics

• Power supply monitoring and sequencing
• Low quiescent current consumption
• Wide operating voltage range
• Adjustable reset threshold voltage
• Built-in watchdog timer
• Thermal shutdown protection

Package

The TPS3511DRG4 is available in a small outline package (SOIC) with eight pins.

Essence

The essence of the TPS3511DRG4 lies in its ability to accurately monitor and control power supply voltages, ensuring proper functioning and reliability of electronic systems.

Packaging/Quantity

The TPS3511DRG4 is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 2.7V to 6.5V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 10µA (typical)
• Reset Threshold Voltage Range: 1.8V to 5V
• Watchdog Timer Timeout Period: 1.6s (typical)

Detailed Pin Configuration

The TPS3511DRG4 has the following pin configuration:

1. GND (Ground)
2. MR (Master Reset)
3. VDD (Supply Voltage)
4. RESET (Reset Output)
5. WDI (Watchdog Input)
6. NC (No Connection)
7. NC (No Connection)
8. NC (No Connection)

Functional Features

1. Power Supply Monitoring: The TPS3511DRG4 continuously monitors the input voltage and generates a reset signal when it falls below the programmed threshold.
2. Power Sequencing: It provides a controlled power-up sequence for multiple power supplies, ensuring proper system initialization.
3. Watchdog Timer: The built-in watchdog timer monitors the system's operation and generates a reset signal if it detects a fault or malfunction.
4. Adjustable Reset Threshold: The reset threshold voltage can be adjusted to suit specific system requirements.
5. Thermal Shutdown Protection: In case of excessive temperature, the TPS3511DRG4 shuts down to prevent damage to the device.

Advantages and Disadvantages

Advantages

• Low quiescent current consumption helps in conserving power.
• Wide operating voltage range makes it compatible with various systems.
• Adjustable reset threshold allows customization for different applications.
• Built-in watchdog timer enhances system reliability.
• Thermal shutdown protection safeguards against overheating.

Disadvantages

• Limited number of pins restricts the number of external connections.
• Not suitable for high-power applications due to its low current handling capability.

Working Principles

The TPS3511DRG4 operates by continuously monitoring the input voltage using an internal voltage reference. When the voltage falls below the programmed threshold, it triggers a reset signal. The built-in watchdog timer ensures that the system is functioning properly by periodically receiving a signal from the WDI pin. If the watchdog timer does not receive the signal within the specified timeout period, it generates a reset signal to restart the system.

Detailed Application Field Plans

The TPS3511DRG4 finds applications in various electronic devices and systems, including but not limited to: - Mobile phones and tablets - Personal computers and laptops - Industrial control systems - Automotive electronics - Medical equipment - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS3511DRG4 are: - TPS3510DRG4 - TPS3512DRG4 - TPS3513DRG4 - TPS3514DRG4

These models can be considered as alternatives based on specific requirements and system constraints.

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