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US202XG-AF5-R Datasheet with Chat AI

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# Example questions: ➢ What is the primary function of the thermal shutdown feature in the us202, and what temperature thresholds are involved?
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Part No.	US202XG-AF5-R
Manufacturer	UTC
Size	210 Kbytes
Pages	7 pages
Description	100m??POWER DISTRIBUTION SWITCHES

Datasheet Summary with AI

️· EN: Chip Enable (Active High) (Pin 4)

## Electrical Characteristics
️· Input Voltage Range: 2.2V - 6V
️· Shutdown Supply Current: 0.1 - 1μA
️· UVLO: 1.3V - 1.8V

## Application Information
️· Suitable for battery-powered equipment, motherboard/USB power switches, and hot-plug power supplies.
️· Thermal Shutdown: Activates at 130°C, resets at 110°C.
️· Soft Start: Prevents inrush current during plug-in events.
️· Filtering: 1μF ceramic capacitor between VIN and GND recommended. Also, 1uF capacitor from VOUT to GND is suggested.
️· Reverse Current Prevention: Turn off the switch or reduce VIN to below 1.3V.
️· Layout: Place switch close to USB connector with short traces.

# US202 Power Distribution Switch

## Description
️· Power distribution switch for USB applications.
️· Low quiescent current: 23μA.
️· N-channel N-MOSFET with no parasitic body diode.
️· Protection circuits: Current limit, short circuit, soft start, thermal shutdown, and UVLO.

## Features
️· Input Voltage: 2.2V to 6V
️· Continuous Current: 1.1A
️· RDS(ON): 100mΩ (Typ)
️· Current Limit: 1.5A
️· Thermal Protection: 130°C shutdown, 20°C hysteresis
️· Low Supply Current: 23μA

## Pin Configuration
️· VOUT: Output Voltage (Pin 1, 5)
️· GND: Ground (Pin 2)
️· VIN: Power Input (Pin 3)
️· EN: Chip Enable (Active High) (Pin 4)

## Electrical Characteristics
️· Input Voltage Range: 2.2V - 6V
️· Shutdown Supply Current: 0.1 - 1μA
️· UVLO: 1.3V - 1.8V

## Application Information
️· Suitable for battery-powered equipment, motherboard/USB power switches, and hot-plug power supplies.
️· Thermal Shutdown: Activates at 130°C, resets at 110°C.
️· Soft Start: Prevents inrush current during plug-in events.
️· Filtering: 1μF ceramic capacitor between VIN and GND recommended. Also, 1uF capacitor from VOUT to GND is suggested.
️· Reverse Current Prevention: Turn off the switch or reduce VIN to below 1.3V.
️· Layout: Place switch close to USB connector with short traces.