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Part No.	US206HG-20AF5-R
Manufacturer	UTC
Size	153 Kbytes
Pages	4 pages
Description	CMOS IC

Datasheet Summary with AI

# US206 Power Distribution Switch

## Description
️· Power distribution switch for USB applications.
️· Low RDS(ON) of 85mΩ.
️· Includes current limiting with foldback and thermal shutdown.
️· Built-in charge pump eliminates reverse current flow.
️· Applications: USB power management, high-side protection, battery-charger circuits.

## Features
️· Operating Voltage: 3.0V to 5.5V
️· RDS(ON): 85mΩ
️· Quiescent Current: 65μA
️· Current Limit Versions: 1.4A, 2.1A, 2.8A, 3.5A
️· Rise Time: 400μS (TYP)
️· UVLO Protection
️· Shutdown Current: 1μA (MAX)
️· Enable Pin: Active-High or Active-Low options
️· No reverse current in power-off state
️· Deglitched open-drain over-current flag (OC)

## Ordering Information
️· Part Number: US206xG-xx-AF5-R
️· Package: SOT-25
️· Packing: Tape Reel
- `xG`: Halogen Free and Lead Free
- `xx`: Current Limit (10=1.4A, 15=2.1A, 20=2.8A, 25=3.5A)
- `H`: Active High Enable, `L`: Active Low Enable

## Pin Configuration
️· 1: OUT (Switch Output)
️· 2: GND (Ground)
️· 3: IN (Input Supply)
️· 4: EN/EN (Enable)
️· 5: OC (Overcurrent Output)

## Electrical Characteristics
️· Input Voltage: 3.0V – 5.5V
️· Operating Temperature: -40°C to +85°C
️· Junction to Ambient Thermal Resistance: 250 °C/W
️· RDS(ON): 85mΩ (depending on current limit version)
️· Shutdown Supply Current: 1μA (MAX)
️· UVLO: 2.0V – 3.0V
️· OC Deglitch Time: 4-15ms