TPS25221DBVR

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TPS25221DBVR

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IC CURRENT SWITCH 2A SOT23-6

  • 製造商德州儀器

  • 製造商部分 #TPS25221DBVR

  • 包裹 SOT23-6

  • 有存貨7058

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正品保證

規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Current Switch
Accuracy ±6%
Voltage-Input 2.5V ~ 5.5V
Current-Output 2A
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case SOT-23-6

概述

Description

The TPS25221DBVR is a high-performance, precision adjustable current-limited power switch designed by Texas Instruments. It is commonly used in applications requiring current limiting, power distribution, and port protection. The device operates with a wide input voltage range and is capable of delivering up to 2.5A continuous current. It features an adjustable current limit setting, allowing users to tailor it to specific application requirements. The TPS25221DBVR offers a fast response to overcurrent conditions, ensuring reliable protection for connected loads.
Key features include an enable pin for controlling the power switch, thermal shutdown for protection against overheating, and reverse current blocking to prevent current from flowing back into the power source. The device is housed in a compact SOT-23 package, making it suitable for space-constrained applications. Additionally, the TPS25221DBVR supports a wide operating temperature range, making it versatile for various industrial and consumer electronics applications. Its robust design and reliable performance make it ideal for protecting sensitive electronics from overcurrent scenarios.

Equivalent

The TPS25221DBVR is a power switch and protection circuit by Texas Instruments. Equivalent products may include:
1. MIC2026-1YM by Microchip Technology
2. AP2331 by Diodes Incorporated
3. NCP380 by ON Semiconductor
4. LTC4211 by Analog Devices (though it has more features)
5. MAX14574 by Maxim Integrated
Always verify the specifications and features to ensure compatibility with your application.

Features

The TPS25221DBVR by Texas Instruments is a high-efficiency power switch with several notable features:
1. Input Voltage Range: Operates between 2.5 V and 6.5 V, making it versatile for various applications.

2. Current Limiting: Adjustable current limiting between 0.2 A and 3.0 A, providing flexibility in managing overcurrent protection.
3. Fast Overcurrent Response: Quickly responds to overcurrent conditions to protect connected devices.
4. Reverse Current Blocking: Prevents reverse current from damaging power sources and downstream components.
5. Thermal Shutdown Protection: Automatically shuts down if the device temperature exceeds safe levels, ensuring reliability and safety.
6. Low On-Resistance: Offers an on-resistance of around 55 mΩ, minimizing power loss and improving efficiency.
7. Small Package: Available in a small SOT-23-6 package, suitable for space-constrained designs.
8. Enable Control: An integrated enable pin allows for easy on/off control of the switch.
These features make the TPS25221DBVR ideal for applications like USB power distribution, battery-powered devices, and other systems requiring efficient load switching and protection.

Pinout

The TPS25221DBVR is a protection switch from Texas Instruments. It is typically housed in a 6-pin SOT-23 package. The pin functions are as follows:
1. Vin: Input voltage pin for connecting the power source.
2. Vout: Output voltage pin for delivering power to the load.
3. GND: Ground pin, which is the common return for the input and output.
4. ILIM: Current limit pin for setting the current threshold using an external resistor.
5. EN: Enable pin to turn the switch on or off.
6. Fault: Fault indication pin that signals over-temperature or over-current conditions.
This device is used for overcurrent protection and power distribution in systems requiring robust power management.

Manufacturer

The TPS25221DBVR is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures analog and embedded processing chips. These components are essential in various electronic systems, contributing to power management, signal processing, and other vital functions in devices ranging from consumer electronics to industrial machinery. Texas Instruments is known for its innovation in integrated circuits and its significant role in advancing technology across different sectors.

Application

The TPS25221DBVR is an eFuse power switch designed for applications requiring robust overcurrent protection, short-circuit protection, and accurate current limiting. Key application areas include:
1. Consumer Electronics: Protecting USB ports, charging systems, and battery-powered devices.
2. Industrial Equipment: Safeguarding automation systems and industrial controllers.
3. Communication Systems: Ensuring reliability in networking devices and telecom equipment.
4. Healthcare Devices: Providing power management for medical instruments.
5. Computing Systems: Enhancing protection in servers and data storage devices.
Its compact size, adjustable current limits, and fast response make it suitable for devices with space constraints requiring efficient power management.

Package

The TPS25221DBVR is a power switch IC from Texas Instruments, typically offered in a small outline transistor (SOT) package, specifically the SOT-23-6. This package type is compact and suitable for space-constrained applications, allowing for efficient power management in various electronic devices.

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