TPS2042BDGN

Power Switch ICs - Power Distribution Dual Current-Limited
7,132 有效庫存

TPS2042BDGN

有效庫存7,132

Power Switch ICs - Power Distribution Dual Current-Limited

  • 製造商零件號 # : TPS2042BDGN

  • 包裝/封裝: HVSSOP-8

  • 零件狀態 : Active

  • 製造商: Texas Instruments

  • 產品分類 : Power Distribution Switches, Load Drivers

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TPS2042BDGN 數據表
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詳細說明

Designed for robust performance in challenging environments, the TPS2042BDGN power-distribution switch incorporates advanced features to ensure efficient operation under heavy loads and short-circuit conditions. The device is equipped with 70-mΩ N-channel MOSFET power switches that provide multiple switches in a single package, making it suitable for complex power-distribution systems. Controlled by a logic enable input, each switch benefits from an internal charge pump that manages power-switch rise and fall times, reducing current surges during switching. The charge pump, which requires no external components, can function with supplies as low as 2.7 V, enhancing the versatility of the device

TPS2042BDGN

主要特徵

  • A high-efficiency DC-DC converter
  • Fault detection and notification

應用

  • Power Management
  • Motor Drive & Control

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Product type Fixed current limit, Power switch Vin (min) (V) 2.7
Vin (max) (V) 5.5 Continuous current (max) (A) 0.5
Current limit (A) 1 Operating temperature range (°C) -40 to 125
Enable Active Low Number of switches 2
Current limit accuracy at 1 A 0.25 Rating Catalog

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 TPS2042BDGN PDF 下載

常見問題解答

What is TPS2042BDGN?

The TPS2042BDGN is a dual channel power distribution switch designed by Texas Instruments. It is used to provide an electronic circuit breaker to protect systems and loads from overcurrent and short circuit conditions. The TPS2042BDGN is ideal for applications requiring power distribution and protection, such as USB ports, battery-powered systems, and hot-swappable devices.

How Does TPS2042BDGN Work?

The TPS2042BDGN works by monitoring the input current and voltage to detect overcurrent and short circuit conditions. When an overcurrent or short circuit is detected, the power switch turns off to protect the downstream circuitry. It also provides inrush current limiting to reduce stress on the power supply during startup.

How Many Pins does TPS2042BDGN have and What are the Functions of the Pinout Configuration?

The TPS2042BDGN is housed in an 8-pin MSOP (Mini Small Outline Package) package. The pinout configuration includes:

  • IN1, IN2: Channel 1 and Channel 2 control input pins.
  • EN1, EN2: Channel 1 and Channel 2 enable input pins.
  • FAULT1, FAULT2: Channel 1 and Channel 2 fault output pins.
  • OUT1, OUT2: Channel 1 and Channel 2 power output pins.

What are the Pros and Cons of TPS2042BDGN?

Pros:

  • Overcurrent Protection: Provides protection against overcurrent and short circuit conditions, enhancing system reliability.
  • Inrush Current Limiting: Reduces stress on the power supply during startup, prolonging equipment lifespan.
  • Dual Channel Operation: Supports independent control and monitoring of two power channels.
  • Low Power Consumption: Operates with low standby current, suitable for battery-powered devices.
  • Compact Package: The 8-pin MSOP package is space-efficient, suitable for compact designs.

Cons:

  • External Components: May require additional external components for voltage and current setting in specific applications.
  • Limited Current Handling: Each channel has a limited current handling capability, which may require parallel operation for higher currents.

Are There Any Equivalents/Alternatives to TPS2042BDGN for Recommendation?

  • The TPS2052BDGN from Texas Instruments is a similar dual channel power distribution switch with additional features.
  • Alternatives to the TPS2042BDGN include the AP22652 from Diodes Incorporated and the MAX4928 from Maxim Integrated.

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