TPS2041ADRG4

Product Overview

Category: Integrated Circuit (IC)

Use: Power Distribution Switch

Characteristics: - Low On-Resistance - Overcurrent Protection - Thermal Shutdown Protection - Reverse Current Blocking - Fast Short-Circuit Response Time

Package: SOIC (Small Outline Integrated Circuit)

Essence: TPS2041ADRG4 is a power distribution switch designed to protect circuits from overcurrent and reverse current conditions.

Packaging/Quantity: The TPS2041ADRG4 is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Continuous Current Limit: 500mA
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 20µA (typical)
• Rise Time: 1µs (typical)
• Fall Time: 1µs (typical)

Pin Configuration

The TPS2041ADRG4 has the following pin configuration:

```

---

| | --| EN | --| IN | --| OUT | --| GND | |___________| ```

• EN: Enable Pin (Active High)
• IN: Input Voltage Pin
• OUT: Output Voltage Pin
• GND: Ground Pin

Functional Features

• Overcurrent Protection: Automatically limits the output current to prevent damage to the circuit.
• Thermal Shutdown Protection: Shuts down the device when the junction temperature exceeds a safe threshold.
• Reverse Current Blocking: Prevents current flow from the output pin to the input pin.
• Fast Short-Circuit Response Time: Quickly detects and responds to short-circuit conditions.

Advantages and Disadvantages

Advantages: - Provides reliable protection against overcurrent and reverse current conditions. - Low on-resistance minimizes power loss. - Fast short-circuit response time prevents damage to the circuit.

Disadvantages: - Limited continuous current limit of 500mA may not be suitable for high-power applications. - Operating temperature range of -40°C to +85°C may restrict usage in extreme environments.

Working Principles

The TPS2041ADRG4 is a power distribution switch that controls the flow of current between the input and output pins. When the enable pin (EN) is high, the switch is turned on, allowing current to flow from the input pin (IN) to the output pin (OUT). The device continuously monitors the output current and temperature. If the current exceeds the set limit or the temperature rises above the threshold, the device activates the overcurrent and thermal shutdown protections, respectively.

Detailed Application Field Plans

The TPS2041ADRG4 is commonly used in various applications, including:

1. Battery-Powered Devices: Protects the circuitry from overcurrent conditions when charging or discharging the battery.
2. USB Power Distribution: Safely distributes power from a USB port to connected devices, preventing damage due to excessive current.
3. Portable Electronics: Ensures safe power distribution in smartphones, tablets, and other portable devices.
4. Industrial Control Systems: Protects sensitive components from overcurrent events in industrial automation systems.

Detailed and Complete Alternative Models

1. TPS2042ADRG4: Similar to TPS2041ADRG4 but with a higher continuous current limit of 1A.
2. TPS2051ADRG4: Power distribution switch with adjustable current limit and reverse current blocking feature.
3. TPS2065DGNR: Integrated load switch with overvoltage protection and adjustable current limit.

These alternative models offer similar functionality with slight variations in specifications and features.

Word count: 536 words