TPS2105DBVR

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TPS2105DBVR

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IC OR CTRLR SRC SELECT SOT23-5

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  • Gói SOT-23 (DBV)-5

  • Có sẵn1850

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Type Source Selector Switch
FETType N and P-Channel
Ratio-Input:Output 2:1
InternalSwitch(s) Yes
Current-Output(Max) 500mA, 100mA
Current-Supply 18 µA
Voltage-Supply 2.7V ~ 5.5V
Applications Handheld/Mobile Devices
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Tổng quan

Description

The TPS2105DBVR is a power distribution switch from Texas Instruments, designed for efficient power management in portable and battery-powered applications. It features dual-input power-switching capability, allowing it to seamlessly manage power from two different sources, such as battery and AC adapter, optimizing the power delivery to the load. The device ensures smooth transitions between power sources, minimizing disruptions in applications like mobile phones, PDAs, and other portable electronics.
Key features of the TPS2105DBVR include a low quiescent current to conserve battery life, built-in current limiting to protect against overcurrent conditions, and reverse current blocking to prevent current from flowing back into the power sources. It operates over a wide input voltage range and provides a controlled rise and fall time, reducing inrush current and ensuring reliable operation.
Packaged in a compact SOT-23 form factor, the TPS2105DBVR is suitable for space-constrained designs. Overall, it is an efficient solution for managing dual power sources in applications requiring reliable and uninterrupted power supply.

Equivalent

The TPS2105DBVR is a power-distribution switch with dual inputs. Equivalent products from other manufacturers may include:
1. MIC2025-2YM from Microchip Technology: Similar power switch with dual ports.
2. MAX16903 from Maxim Integrated: Offers similar functionality.
3. AP2151SG-13 from Diodes Incorporated: Dual-input power switch with comparable specifications.
4. SY6288 from Silergy: Features dual input power switch capabilities.
Always verify the specifications to ensure they meet your design requirements.

Features

The TPS2105DBVR is a power distribution switch from Texas Instruments. It features dual-input single-output power multiplexing, allowing for seamless switching between two distinct power sources. The device supports an input voltage range from 2.8V to 5.5V and can deliver output currents up to 100mA. It includes an enable pin for control flexibility and has integrated reverse current blocking to prevent backflow from the output to the inputs. The TPS2105DBVR is designed to provide a low dropout voltage, ensuring efficient power management.
Furthermore, it comes with built-in thermal protection and current limiting, safeguarding the device against overcurrent and overheating conditions. The switch is typically employed in battery-powered systems, portable equipment, and applications requiring redundant power sources. It is available in a compact SOT-23 package, making it suitable for space-constrained designs. These features make the TPS2105DBVR a reliable choice for efficient power management in a variety of electronic applications.

Pinout

The TPS2105DBVR is a power distribution switch with a Dual Power-Distribution Load Switch configuration. It is designed to manage dual power sources. The device comes in a small SOT-23-6 package, which means it has 6 pins. Here are the functions of each pin:
1. IN1: Primary input supply voltage pin.
2. IN2: Secondary input supply voltage pin.
3. OUT: Output voltage pin, connected to the load.
4. EN1: Enable pin for the IN1 input. Controls the switch state for IN1.
5. EN2: Enable pin for the IN2 input. Controls the switch state for IN2.
6. GND: Ground reference pin for the device.
The TPS2105DBVR is typically used in applications where you need to switch between two different power sources seamlessly, such as battery and AC adapter inputs in portable electronics.

Manufacturer

The TPS2105DBVR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world and focuses on developing analog chips and embedded processors. TI's products are used in a wide range of applications, including industrial, automotive, personal electronics, and communications equipment. The company is known for its innovation and has a significant impact on the electronics and semiconductor industries.

Application

The TPS2105DBVR is a power distribution switch used in applications requiring power management and distribution. Common application areas include:
1. Portable Electronics: Provides efficient power switching and battery management in devices like smartphones and tablets.
2. Consumer Electronics: Used in products such as digital cameras and portable media players for power control.
3. Industrial Systems: Manages power distribution in industrial automation and control systems.
4. Computing: Supports power switching in laptops and other computing devices.
5. Telecommunications: Utilized in networking equipment for reliable power distribution.
The device is valued for its low quiescent current, integrated protection features, and small footprint, making it suitable for space-constrained designs.

Package

The TPS2105DBVR is a Texas Instruments device in a SOT-23-6 package. It is a power distribution switch designed for dual power source applications. This compact package is suitable for small form factor applications, providing efficient power management in space-constrained environments.

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