TPS2105DBVR

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TPS2105DBVR

IC OR CTRLR SRC SELECT SOT23-5

  • 제조업체
  • Mfr.부분 #TPS2105DBVR
  • 패키지 SOT-23 (DBV)-5
  • 데이터시트
  • 재고 있음2349

100% 원래 &새로운

배송 준비 24 시간

365 일 보장

RFQ 및더 많은 할인

사양

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

개요

Description

The TPS2105DBVR is a dual-input, single-output power switch IC produced by Texas Instruments. This device is designed to manage power sourcing from two different supply inputs, typically a primary and a backup source, and select the appropriate one automatically. It features low dropout voltage, low quiescent current, and high-efficiency power management, making it suitable for battery-powered and portable applications.
Key features include an automatic input selection that prioritizes the primary input source, seamless transition between inputs to ensure uninterrupted power delivery, and internal current limiting to protect against overload conditions. It also includes thermal shutdown protection to guard against overheating.
The device is housed in a small SOT-23 package, making it ideal for space-constrained applications. It operates over a wide input voltage range, typically from 2.8V to 5.5V, and supports load currents up to 100mA. These attributes make the TPS2105DBVR suitable for use in portable electronics, handheld devices, and systems requiring efficient power switching between multiple input sources.

Features

The TPS2105DBVR is a power distribution switch designed by Texas Instruments. Key features include:
1. Dual Input: It supports switching between two power sources, ensuring a seamless transition between them. This makes it ideal for battery-powered applications requiring automatic switchover between different power sources.
2. Low Quiescent Current: It operates with a low quiescent current, enhancing battery life, which is crucial for portable applications.
3. Low ON-Resistance: The device has a low ON-resistance, minimizing voltage drop and improving efficiency.
4. Current Limiting: Integrated current limiting protects the device and the load from overcurrent conditions, enhancing reliability and safety.
5. Thermal Shutdown: It includes a thermal shutdown feature that activates in case of excessive heat, preventing damage due to overheating.
6. Small Package: The device is housed in a small SOT-23 package, making it suitable for compact designs.
7. Wide Input Voltage Range: It supports a wide input voltage range, providing flexibility for various applications.
Overall, the TPS2105DBVR is designed for efficient power management in battery-operated devices, offering protection and reliability in a compact form factor.

Package

The TPS2105DBVR is a Texas Instruments power management IC in a small-outline transistor (SOT-23-6) package. It features dual-input, single-output power switches designed for compact applications, facilitating efficient voltage regulation and distribution.

Pinout

The TPS2105DBVR is a power distribution switch from Texas Instruments. It comes in a 6-pin SOT-23 package. The primary function of the TPS2105 is to provide power distribution with a controlled switch between two power sources. It is designed for portable and battery-powered applications requiring efficient power management.
Here is a brief description of the pin functions:
1. Pin 1 (IN1): Input voltage pin from the first power source.
2. Pin 2 (IN2): Input voltage pin from the second power source.
3. Pin 3 (OUT): Output voltage pin, where the selected input voltage (either IN1 or IN2) is routed.
4. Pin 4 (GND): Ground connection pin.
5. Pin 5 (CTL): Control pin, used to select which input source (IN1 or IN2) is connected to the output (OUT).
6. Pin 6 (EN): Enable pin, used to turn the switch on or off.
The device is designed to provide a seamless transition between power sources with minimal voltage drop and features current limiting and thermal protection for safety and reliability.

Manufacturer

The TPS2105DBVR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company headquartered in Dallas, Texas. It designs and manufactures semiconductors and integrated circuits for various electronic applications, including consumer electronics, automotive, industrial, and communications equipment. Known for a wide range of products, TI is a leader in analog and embedded processing technologies.

Application

The TPS2105DBVR is a power distribution switch used in applications requiring efficient power management and protection. It is commonly used in portable electronics, consumer electronics, battery-powered devices, and USB power distribution systems. Its features, such as low on-resistance, current limiting, and thermal shutdown, make it suitable for protecting sensitive electronic components and enhancing device reliability.

Equivalent

The TPS2105DBVR is a power distribution switch designed by Texas Instruments. Equivalent products or alternatives include the MIC2025 from Microchip, the AP2141 from Diodes Incorporated, and the MAX8903 from Maxim Integrated. When considering alternatives, ensure that the electrical characteristics and package types align with your specific application requirements. Always verify pin compatibility and performance specifications in the datasheet for each alternative.

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