The BQ24392-Q1 is a dual single-pole single-throw (SPST) USB 2.0 high-speed isolation switch with charger detection capabilities for use with micro and mini-USB ports. This USB switch allows mobile phones, tablets, and other battery operated electronics to be charged from different adapters with minimal system software. The device’s charger detection circuitry can support USB Battery Charging Specification version 1.2 (BCv1.2) compliant, Apple™, TomTom™, and other non-standard chargers.
The BQ24392-Q1 device is powered through VBUS when a charger is attached to the micro or mini-USB port and has a 28 V tolerance to avoid the need for external protection.
Qualified for Automotive Applications
AEC-Q100 Qualified With the Following Results:
Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature Range
Device HBM ESD Classification Level 2
Device CDM ESD Classification Level C4B
USB 2.0 High Speed Switch
Detects USB Battery Charging Specification Version 1.2 (BCv1.2) Compliant Chargers
Compatible Accessories
Dedicated Charging Port
Standard Downstream Port
Charging Downstream Port
Non-Standard Chargers
Apple™ Charger
TomTom™ Charger
USB Chargers Not Compliant With Battery Charging Specification Version 1.2 (BCv1.2)
–2-V to 28-V VBUS Voltage Range
ESD Performance Tested per JESD 22
4000-V Human-Body Model
1500-V Charged-Device Model (C101)
ESD Performance DP_CON/DM_CON to GND
±8-kV Contact Discharge (IEC 61000-4-2)
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