OVP Switch with Single Input, Dual Output Switches with 10V Surge Protection, Individual Enables, Selectable OVP & BAT SNS Pin


  • Single Input, Dual Output Low On-Resistance Switch
    • VBUS to OUT: typ. 23mΩ
    • VBUS to BAT: typ. 30mΩ (Reverse Blocking)
  • Wide Input Voltage Range: 2.7V – 13.5V
    • VBUS Abs Max: 28V
  • Surge and ESD Protected Input
    • Surge Protection
      • IEC61000-4-5: > ±100V
    • ESD Protection
      • IEC61000-4-2 (Level 4) VBUS
        • Contact: ±8kV
        • Gap: ±15kV
      • HBM: 2kV All Pins
  • Selectable Overvoltage Protection (OVP)
    • KTS1679: VBUS to OUT: 13.9V ±400mV or 5.8V ±200mV
    • KTS1679-1: VBUS to OUT: 10.4V ±300mV or 5.8V ±200mV
    • VBUS to BAT: 5.8V ±200mV
  • Maximum Continuous Current
    • VBUS to OUT: 3.5A
    • VBUS to BAT: 6A
  • Dual Enable Control
    • Active LOW VBUS to OUT
    • Active HIGH VBUS to BAT
  • Battery OVP Sense Pin
  • Over Temperature Protection
  • Pb-free 28-Bump, WLCSP 2.96mm x 1.67mm
  • -40°C to 85°C Operating Temperature Range


  • Smartphones and Tablets
  • Mobile Internet Devices
  • Wearables, Portable Devices

Key Electrical Specifications

 Vin(Min)   Vin(Max)   ON Resistance   Max Current  Package
2.7V 28V 23/30mΩ 3.5/5.0A  WLCSP-28 2.96 x 1.67mm

Typical Application Diagram