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TPS22810

現行

具有可調整上升時間和可調整輸出放電的 18-V、3-A、79-mΩ 負載開關

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產品規格表

TPS22810

現行
產品規格表 立即訂購

產品詳細資料

Number of channels 1 Vin (min) (V) 2.7 Vin (max) (V) 18 Imax (A) 3 Ron (typ) (mΩ) 79 Shutdown current (ISD) (typ) (µA) 0.5 Quiescent current (Iq) (typ) (µA) 62 Soft start Adjustable Rise Time Current limit type None Features Quick output discharge, Thermal shutdown, Under voltage lock out Rating Catalog Operating temperature range (°C) -40 to 105 FET Internal Device type Load switches Function Inrush current control, Thermal shutdown
Number of channels 1 Vin (min) (V) 2.7 Vin (max) (V) 18 Imax (A) 3 Ron (typ) (mΩ) 79 Shutdown current (ISD) (typ) (µA) 0.5 Quiescent current (Iq) (typ) (µA) 62 Soft start Adjustable Rise Time Current limit type None Features Quick output discharge, Thermal shutdown, Under voltage lock out Rating Catalog Operating temperature range (°C) -40 to 105 FET Internal Device type Load switches Function Inrush current control, Thermal shutdown
SOT-23 (DBV) 6 8.12 mm² 2.9 x 2.8 WSON (DRV) 6 4 mm² 2 x 2
  • Integrated Single Channel Load Switch
  • Ambient Operating Temperature:
    –40°C to +105°C
    • SOT23-6 (DBV): 2-A Maximum Continuous Current 1
    • WSON (DRV): 3-A Maximum Continuous Current 1
  • Input Voltage Range: 2.7 V to 18 V
  • Absolute Maximum Input Voltage: 20 V
  • On-Resistance (RON)
    • RON = 79 mΩ (typical) at VIN = 12 V
  • Quiescent Current
    • 62 µA (typical) at VIN = 12 V
  • Shutdown Current
    • 500 nA (typical) at VIN = 12 V
  • Thermal Shutdown
  • Undervoltage Lock-Out (UVLO)
  • Adjustable Quick Output Discharge (QOD)
  • Configurable Rise Time With CT Pin
  • SOT23-6 Package
    • 2.9-mm × 2.8-mm, 0.95-mm Pitch
      1.45-mm Height (DBV)
  • WSON Package
    • 2-mm × 2-mm, 0.65-mm Pitch
      0.75-mm Height (DRV)
  • ESD Performance Tested per JESD 22
    • ±2-kV HBM and ±1-kV CDM
    (1)

(1)Thermal performance must be considered
  • Integrated Single Channel Load Switch
  • Ambient Operating Temperature:
    –40°C to +105°C
    • SOT23-6 (DBV): 2-A Maximum Continuous Current 1
    • WSON (DRV): 3-A Maximum Continuous Current 1
  • Input Voltage Range: 2.7 V to 18 V
  • Absolute Maximum Input Voltage: 20 V
  • On-Resistance (RON)
    • RON = 79 mΩ (typical) at VIN = 12 V
  • Quiescent Current
    • 62 µA (typical) at VIN = 12 V
  • Shutdown Current
    • 500 nA (typical) at VIN = 12 V
  • Thermal Shutdown
  • Undervoltage Lock-Out (UVLO)
  • Adjustable Quick Output Discharge (QOD)
  • Configurable Rise Time With CT Pin
  • SOT23-6 Package
    • 2.9-mm × 2.8-mm, 0.95-mm Pitch
      1.45-mm Height (DBV)
  • WSON Package
    • 2-mm × 2-mm, 0.65-mm Pitch
      0.75-mm Height (DRV)
  • ESD Performance Tested per JESD 22
    • ±2-kV HBM and ±1-kV CDM
    (1)

(1)Thermal performance must be considered

The TPS22810 is a single channel load switch with configurable rise time and with an integrated quick output discharge (QOD). In addition, the device features thermal shutdown to protect the device against high junction temperature. Because of this, safe operating area of the device is inherently ensured. The device contains an N-channel MOSFET that can operate over an input voltage range of 2.7 V to 18 V. SOT23-5 (DBV) package can support a maximum current of 2 A. WSON (DRV) package can support a maximum current of 3 A. The switch is controlled by an on and off input, which is capable of interfacing directly with low-voltage control signals.

The configurable rise time of the device greatly reduces inrush current caused by large bulk load capacitances, thereby reducing or eliminating power supply droop. Undervoltage lock-out is used to turn off the device if the VIN voltage drops below a threshold value, ensuring that the downstream circuitry is not damaged by being supplied by a voltage lower than intended. The configurable QOD pin controls the fall time of the device to allow design flexibility for power down.

The TPS22810 is available in a leaded, SOT-23 package (DBV) which allows to visually inspect solder joints, as well as a WSON package (DRV). The device is characterized for operation over the free-air temperature range of –40˚C to +105˚C.

The TPS22810 is a single channel load switch with configurable rise time and with an integrated quick output discharge (QOD). In addition, the device features thermal shutdown to protect the device against high junction temperature. Because of this, safe operating area of the device is inherently ensured. The device contains an N-channel MOSFET that can operate over an input voltage range of 2.7 V to 18 V. SOT23-5 (DBV) package can support a maximum current of 2 A. WSON (DRV) package can support a maximum current of 3 A. The switch is controlled by an on and off input, which is capable of interfacing directly with low-voltage control signals.

The configurable rise time of the device greatly reduces inrush current caused by large bulk load capacitances, thereby reducing or eliminating power supply droop. Undervoltage lock-out is used to turn off the device if the VIN voltage drops below a threshold value, ensuring that the downstream circuitry is not damaged by being supplied by a voltage lower than intended. The configurable QOD pin controls the fall time of the device to allow design flexibility for power down.

The TPS22810 is available in a leaded, SOT-23 package (DBV) which allows to visually inspect solder joints, as well as a WSON package (DRV). The device is characterized for operation over the free-air temperature range of –40˚C to +105˚C.
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類型 標題 日期
* Data sheet TPS22810, 2.7-18-V, 79-mΩ On-Resistance Load Switch With Thermal Protection datasheet (Rev. C) PDF | HTML 2018年 1月 17日
E-book 11 Ways to Protect Your Power Path 2019年 7月 3日
Application note Basics of Power Switches (Rev. A) PDF | HTML 2019年 4月 26日
Application note Load Switch Thermal Considerations (Rev. A) 2018年 10月 11日
Application note Basics of Load Switches (Rev. A) 2018年 9月 5日
EVM User's guide TPS22810 Load Switch Evaluation Module User's Guide (Rev. B) 2018年 1月 30日
Application note Selecting a Load Switch to Replace a Discrete Solution 2017年 4月 30日
Application note Timing of Load Switches 2017年 4月 27日
Application note Fundamentals of On-Resistance in Load Switches 2016年 6月 9日
Application note Managing Inrush Current (Rev. A) 2015年 5月 28日

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封裝 針腳 CAD 符號、佔位空間與 3D 模型
SOT-23 (DBV) 6 Ultra Librarian
WSON (DRV) 6 Ultra Librarian
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