TPS386596L33DGKR

Product Overview

Category

The TPS386596L33DGKR belongs to the category of voltage supervisors.

Use

This product is primarily used for monitoring and supervising the voltage levels in electronic systems.

Characteristics

• Voltage supervision range: 3.3V
• Low quiescent current: 1.5µA (typical)
• Wide operating temperature range: -40°C to +125°C
• Adjustable reset threshold voltage
• Power-on reset delay time: 200ms (typical)

Package

The TPS386596L33DGKR is available in a small 8-pin VSSOP package.

Essence

The essence of this product lies in its ability to provide accurate voltage monitoring and reset generation, ensuring reliable operation of electronic systems.

Packaging/Quantity

The TPS386596L33DGKR is typically packaged in reels, with 2500 units per reel.

Specifications

• Supply voltage range: 1.2V to 6.5V
• Reset threshold voltage accuracy: ±1.5%
• Watchdog timer timeout period: 1.6s (typical)
• Power supply glitch immunity: 50ns (typical)
• Open-drain reset output
• Manual reset input

Detailed Pin Configuration

The TPS386596L33DGKR has the following pin configuration:

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

Functional Features

• Accurate voltage monitoring: The TPS386596L33DGKR ensures precise monitoring of the supply voltage, preventing system malfunctions due to voltage fluctuations.
• Reset generation: It generates a reset signal when the monitored voltage falls below the preset threshold, allowing the system to recover from unstable conditions.
• Manual reset input: The MR pin allows for manual resetting of the system, providing flexibility in controlling the reset function.

Advantages and Disadvantages

Advantages

• Wide operating temperature range enables usage in various environments.
• Low quiescent current minimizes power consumption.
• Adjustable reset threshold voltage allows customization based on specific system requirements.

Disadvantages

• Limited number of pins may restrict the integration of additional features.
• Lack of built-in protection mechanisms against voltage spikes or transients.

Working Principles

The TPS386596L33DGKR operates by continuously monitoring the supply voltage. When the voltage drops below the preset threshold, it triggers the reset output, signaling the system to enter a safe state. The manual reset input provides an option for manual control over the reset function.

Detailed Application Field Plans

The TPS386596L33DGKR finds applications in various electronic systems that require reliable voltage monitoring and reset functionality. Some potential application fields include:

1. Microcontrollers: Ensuring stable operation by monitoring the supply voltage and initiating a reset if necessary.
2. Industrial automation: Preventing system failures due to voltage fluctuations, enhancing overall reliability.
3. Automotive electronics: Safeguarding critical components by monitoring voltage levels and triggering resets when needed.
4. Power management systems: Enhancing efficiency by accurately monitoring and managing voltage levels.

Detailed and Complete Alternative Models

1. TPS386596L30DGKR: Similar to TPS386596L33DGKR but with a lower reset threshold voltage of 3.0V.
2. TPS386596L25DGKR: Similar to TPS386596L33DGKR but with a lower reset threshold voltage of 2.5V.
3. TPS386596L50DGKR: Similar to TPS386596L33DGKR but with a higher reset threshold voltage of 5.0V.

These alternative models provide flexibility in choosing the appropriate reset threshold voltage for specific system requirements.

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