FSUSB242 Type-C USB Port Protection Switch Features Fully USB Data Port Protection V 0 V 5.5 V (12 V DC tolerant) www.onsemi.com DD 18 V to +20 V DC Tolerance on HSD Port 25 V IEC 6100045 Surge Protection w/o External TVS V Operating Range, 2.7 V5.5 V DD HSD RON: 5 Typical WLCSP9 1.20 1.20 CASE 567UL C = 5 pF Typical ON Wide 3 dB Bandwidth: > 720 MHz MARKING DIAGRAM Low Power Operation: I < 10 A (Typical) CC Over Voltage Protection: 3.6 V & 4.5 V MT&K Typical Applications XYZ Smartphones A1 Tablets Laptops MT = Specific Device Code &K = 2 Digit Lot Run Code Safety Mechanisms Highlight X = Year Y = 2 Week Data Code 3.6 V & 4.5 V OVP Trip Point Z = Plant Code 25 V Surge Protection without Need for External TVS PIN CONNECTION USB TypeC Connector 12 3 V SYS FSUSB242 OVP SEL Control & Logic A VDD HSD HSD+ AP/MCU HSD1+ HSD+ HSD1 USB HSD Switch HSD2+ B GND SEL HSD1+ HSD HSD2 PMIC GND C HSD2 HSD2+ HSD1 Figure 1. Application Schematic TOP Through View ORDERING INFORMATION See detailed ordering and shipping information on page 11 of this data sheet. Semiconductor Components Industries, LLC, 2017 1 Publication Order Number: May, 2020 Rev. 4 FSUSB242/DFSUSB242 VDD Control & Logic SEL OVP HSD1+ HSD+ HSD2+ HSD1 HSD HSD2 GND Figure 2. Simplified Block Diagram Table 1. PIN FUNCTION DESCRIPTION CSP Bump Name Type Description A1 VDD Power Supply Power B1 GND Ground Ground A3 HSD+ Data Common High Speed Data Bus A2 HSD Data Common High Speed Data Bus B3 HSD1+ Data Multiplexed High Speed Data Port 1 C3 HSD1 Data Multiplexed High Speed Data Port 1 C2 HSD2+ Data Multiplexed High Speed Data Port 2 C1 HSD2 Data Multiplexed High Speed Data Port 2 B2 SEL I/O TriInput HSD Switch Select & /OE Table 2. SWITCH TRUTH TABLE CONFIGURATION VDD SEL Switch Configuration UVLO X Switch off High impedance Valid 0 HSD+ = HSD1+, HSD = HSD1 Valid 1 HSD+ = HSD2+, HSD = HSD2 Valid Float/HighZ Switch Disable High impedance www.onsemi.com 2