FPF2201

Product Overview

Category: Integrated Circuits (ICs)

Use: Power Switch IC

Characteristics: - Low RDS(ON) MOSFET - Overcurrent Protection - Thermal Shutdown Protection - Under Voltage Lockout (UVLO) - Fast Turn-On and Turn-Off Times

Package: SOT23-6

Essence: The FPF2201 is a power switch IC designed for various applications requiring high efficiency and protection features.

Packaging/Quantity: The FPF2201 is available in a standard SOT23-6 package. It is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Maximum Continuous Current: 2A
• RDS(ON): 80mΩ (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The FPF2201 has six pins arranged as follows:

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| | | 1 2 | | | | 3 4 | | | | 5 6 | |___________| ```

Pin Description: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin (active high) 4. PG: Power good output pin 5. VOUT: Output voltage pin 6. FB: Feedback pin

Functional Features

1. Low RDS(ON) MOSFET: The FPF2201 incorporates a low resistance MOSFET, resulting in minimal power loss and improved efficiency.

2. Overcurrent Protection: The device includes overcurrent protection, which helps prevent damage to the circuit by limiting the current flow.

3. Thermal Shutdown Protection: The FPF2201 features thermal shutdown protection, ensuring safe operation by shutting down the device in case of excessive temperature.

4. Under Voltage Lockout (UVLO): The UVLO feature prevents the IC from operating below a certain voltage threshold, protecting the circuit and ensuring reliable performance.

5. Fast Turn-On and Turn-Off Times: The FPF2201 offers fast turn-on and turn-off times, enabling quick response and efficient power switching.

Advantages and Disadvantages

Advantages: - Low power loss due to low RDS(ON) MOSFET - Provides overcurrent and thermal protection - Fast switching times for efficient power management - Compact SOT23-6 package for space-constrained applications

Disadvantages: - Limited maximum continuous current of 2A - Operating temperature range may not be suitable for extreme environments

Working Principles

The FPF2201 is designed to control the power flow in various applications. It utilizes a low resistance MOSFET to minimize power loss during operation. The device incorporates overcurrent protection, thermal shutdown protection, and under voltage lockout to ensure safe and reliable operation. The enable pin (EN) allows the user to control the power switch, while the power good output pin (PG) provides feedback on the status of the power supply. The feedback pin (FB) enables voltage regulation and stability.

Detailed Application Field Plans

The FPF2201 can be used in a wide range of applications, including but not limited to: - Portable electronic devices - Battery-powered systems - Power distribution modules - Industrial automation - LED lighting systems

Detailed and Complete Alternative Models

1. FPF2200: Similar to FPF2201, but with a lower maximum continuous current rating of 1.5A.
2. FPF2202: Similar to FPF2201, but with a higher maximum continuous current rating of 3A.
3. FPF2203: Similar to FPF2201, but with additional features such as adjustable current limit and fault flag output.

These alternative models provide options for different current requirements and additional functionalities based on specific application needs.

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