TPS259271DRCT

Product Overview

Category

The TPS259271DRCT belongs to the category of electronic components, specifically power management integrated circuits (PMICs).

Use

This product is primarily used for overvoltage and overcurrent protection in various electronic systems.

Characteristics

• Overvoltage protection: The TPS259271DRCT is designed to protect electronic devices from voltage spikes or surges.
• Overcurrent protection: It also safeguards against excessive current flow, preventing damage to the system.
• Fast response time: The device quickly detects and responds to overvoltage and overcurrent conditions.
• Low power consumption: The TPS259271DRCT operates efficiently, minimizing power loss.
• Compact package: It comes in a small form factor, making it suitable for space-constrained applications.

Package and Quantity

The TPS259271DRCT is available in a 6-pin WSON package. It is typically sold in reels containing a specified quantity, such as 2500 units per reel.

Specifications

• Input voltage range: 2.7V to 18V
• Operating temperature range: -40°C to 85°C
• Quiescent current: 10µA (typical)
• Overvoltage threshold: Adjustable from 2.8V to 18V
• Overcurrent threshold: Adjustable from 100mA to 3.5A
• Response time: <1µs

Pin Configuration

The TPS259271DRCT has six pins arranged as follows:

```

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| | --| EN OUT |-- VOUT --| GND IN+ |-- VIN --| PG IN- |-- ILIM |___________| ```

• EN: Enable pin for controlling the device's operation.
• OUT: Output pin for connecting to the load.
• VOUT: Output voltage pin.
• GND: Ground reference pin.
• IN+: Positive input voltage pin.
• VIN: Input voltage pin.
• PG: Power good indicator pin.
• IN-: Negative input voltage pin.
• ILIM: Current limit setting pin.

Functional Features

1. Overvoltage Protection: The TPS259271DRCT monitors the input voltage and disconnects the load when it exceeds the set threshold, preventing damage to downstream components.
2. Overcurrent Protection: It detects excessive current flow and quickly shuts off the output to safeguard the system from potential damage.
3. Fast Response Time: The device reacts swiftly to overvoltage and overcurrent events, minimizing the risk of harm to the connected circuitry.
4. Adjustable Thresholds: The overvoltage and overcurrent thresholds can be easily configured to suit specific application requirements.
5. Power Good Indicator: The PG pin provides a signal indicating whether the output voltage is within the acceptable range.

Advantages and Disadvantages

Advantages

• Robust protection against overvoltage and overcurrent conditions.
• Fast response time ensures prompt action to prevent damage.
• Adjustable thresholds offer flexibility for different applications.
• Low power consumption contributes to energy efficiency.
• Compact package size enables use in space-constrained designs.

Disadvantages

• Limited to a maximum input voltage of 18V.
• Requires careful consideration of the current limit setting to avoid false triggering.

Working Principles

The TPS259271DRCT operates by continuously monitoring the input voltage and current. When an overvoltage or overcurrent condition is detected, the device rapidly disconnects the load from the power source. This interruption protects the downstream circuitry from potential damage. The adjustable thresholds allow customization based on the specific requirements of the application.

Application Field Plans

The TPS259271DRCT finds applications in various electronic systems that require reliable overvoltage and overcurrent protection. Some potential application fields include:

1. Power Supplies: It can be used in power supply units to safeguard sensitive components from voltage spikes and excessive current.
2. Battery Management Systems: The device ensures the protection of battery-powered systems by preventing overcharging or excessive discharging.
3. Industrial Automation: It provides protection for control systems, motors, and other critical components against voltage and current anomalies.
4. Automotive Electronics: The TPS259271DRCT is suitable for automotive applications, protecting electronic modules from voltage transients and short circuits.

Alternative Models

1. TPS259263DRCT: Similar to the TPS259271DRCT but with a lower overcurrent threshold range.
2. TPS259251DRCT: Offers similar functionality but with a different pin configuration.
3. TPS25921DRCT: Provides overvoltage and overcurrent protection with additional features like thermal shutdown and adjustable slew rate control.

These alternative models offer comparable protection capabilities and can be considered based on specific design requirements.

In conclusion, the TPS259271DRCT is a power management