5 4 3 2 USB Connectors USB3503 32 QFN Evaluation Board 5V J3 DNP L1 DNP 3 R5 DNP 1 F-BEAD VBAT U1 1 D ZERO 2 R4 10k 3 2 Power_Jack R1 IN OUT GND FB ENA BYP 6 1 DATA 5 C2 4 18pF R2 51.0k C1 ZERO U.FL 2 3 D J5 STROBE 4.7uF 1 U.FL 2 3 J4 TPS79301 C4 0.01uF C3 0.1uF R35 TP2 OSC 3.3V VBAT (200mA) 1 R3 30.1k TP3 TP1 TP6 DNP VBUS VDD_PU ZERO U2 1 IN 2 R10 10k 3 OUT GND FB ENA BYP 6 R8 1.8V VCC_CORE (200mA) 5 C7 4 18pF R6 14.3k C5 ZERO 4.7uF R9 DNP C10 0.1uF 9 10 6 7 8 11 C16 4.7uF VBAT ZERO ZERO R7 30.1k R24 10k DNP This portion of the schematic shows the required components for the Hub to operate properly 0.01uF C VBUS DD+ ID GND R33 PORTPWR VDD33_BYP TPS79301 C8 J2 1 2 3 4 5 VBUS DM DP SHLD1 SHLD2 MNT1 MNT2 MNT3 MNT4 MICRO-AB C17 C R25 0.1uF VDD_PU 4 0.1uF 0.1uF R12 2 GND J1 2 4 6 8 10 VCC 1 3 5 7 9 OUT 3 ZERO 26.0 MHz 29 REFCLK 8 7 SCL SDA OUTA OUTB 5V R23 10k DNP 7 6 FLAGA FLAGB 8 5 1 2 3 4 2 3 150uF R20 10k R19 10k R18 10k DNP R21 10k R15 10k R14 10k SW1 SW2 U6 1 2 3 12 4 3 NC6 NC5 VDD33_BYP 2 2 SW3 3 HUB_CONNECT 5 1 USBDN1_DP USBDN1_DM RESET_N 32 MOM-ON 15 16 R31 OCSN 1 2 3 4 R32 PORTPWR USBDN2_DP USBDN2_DM USBDN3_DP USBDN3_DM 24 23 DN1_DP DN1_DM 22 21 DN2_DP DN2_DM 20 19 DN3_DP DN3_DM RBIAS VDD33_BYP 4 1 3 14 27 31 R30 10k DNP R16 10k R13 10k R37 LED1 Grn 4 FLAG1 150uF VDD33_BYP 1 4 5 6 SHLD1 SHLD2 R36 C12 C22 1.0uF USB-A 12.0k 2.2uF 33 3930 East Ray Road Suite 200 Phoenix, Arizona 85044 480-759-0200 MTH2 MTH1 MTH3 MTH4 USB3503_32QFN SCHMITT TRIG MH 1 MH 1 MH 1 MH 1 C21 C19 A 0.1uF DNP 0.1uF DNP Title SCH-7265AZ USB3503 Evaluation Board Size B mtg250c140d mtg250c140d mtg250c140d mtg250c140d 5 VCC DD+ GND +C13 30 13 6 11 3 B P2 1 2 3 4 26 SHLD1 SHLD2 2 330 3 R27 10k 1 R28 10k DNP NC1 NC2 NC3 NC4 2 R29 10k DNP 5 VBAT U5 A VDD12_BYP VDD12_BYP VDD12_BYP PRTPWR OCS_N 5 6 USB-A 2 REF_SEL0 REF_SEL1 VCC DD+ GND +C9 150uF 1 PORTPWR OCSN SHLD1 SHLD2 P3 ZERO 18 17 INT_N 10 9 5 6 USB-A DATA STROBE ZERO DNP B VCC DD+ GND +C15 IN GND C20 0.1uF MIC2026-1B 25 C6 10k 0.1uF EN 28 R17 1k VDD_CORE_REG Digital Control R22 1k C18 Y1 1 R26 10k C11 ENA ENB VBAT R11 R34 10k 1 4 VBAT R/ANGLE USB A CON VDD_CORE R/ANGLE USB A CON ZERO OSC P1 R/ANGLE USB A CON VDD_PU U4 Date: 2 Document Number Rev A SCH-7265AZ-A00 Monday, September 16, 2013 Sheet 1 1 of 1