5 4 3 2 1 USB Connectors 2 USB3803 25-pin WLCSP Evaluation Board J4 1 J5 TP2 2 5V OSC 3.3V VBAT (200mA) 1 DNP D 1 R5 DNP L1 1 2 R4 10k 3 F-BEAD 3 ZERO 2 IN GND FB ENA BYP R40 6 OUT ZERO ZERO 5 C2 18pF R2 51.0k ZERO C1 4.7uF J2 1 4 2 3 C4 0.01uF R3 30.1k TP3 TP1 P4 1 2 3 4 5 6 7 8 9 VBUS UP_DM UP_DP R1 TPS79301 C3 0.1uF Power_Jack R39 Orange U1 J6 USB mini AB SMD VBAT VBUS DD+ ID GND SHIELD1 SHIELD2 SHIELD3 SHIELD4 D TP6 J3 VDD_PU Orange Black 1 Black P5 1 2 3 4 5 R35 DNP VBUS U2 1 ZERO 2 R10 10k 3 R38 1k IN OUT GND FB ENA BYP 6 5 C7 18pF ZERO C5 4.7uF R33 C16 4.7uF I2C_ASEL0 4 6 7 SHLD1 8 SHLD2 9 SHLD3 10 SHLD4 11 SHLD5 SHLD6 C17 0.1uF USB MICRO-AB R9 DNP VDD33_BYP TPS79301 C8 0.1uF R6 14.3k 2 3 R8 1.8V VCC_CORE (200mA) C10 0.01uF VBAT ZERO DNP ZERO R7 30.1k R24 10k 1 OSC U4 OUT 5V C11 0.1uF R12 2 R17 1k 26.0 MHz 3.3V J1 2 4 6 8 10 GND 4 1 3 5 7 9 R23 10k DNP 3 7 C14 6 0.1uF FLAGA FLAGB 1 2 3 4 2 3 + IN GND B3 REFCLK SCL SDA R19 10k DNP R18 10k DNP R21 10k R15 10k R14 10k 1 2 3 4 3 E3 P2 I2C_ASEL1 USBUP_DP USBUP_DM E2 E1 1 2 3 4 ZERO DNP I2C_ASEL0 MOM-ON A5 2 SW3 B5 3 1 C5 2 USBDN1_DP USBDN1_DM U3 RESET_N USBDN2_DP USBDN2_DM BYPASS_N HUB_CONNECT USBDN3_DP USBDN3_DM A1 B1 DN1_DP DN1_DM C2 D2 DN2_DP DN2_DM C1 D1 DN3_DP DN3_DM + 1 2 3 4 INT_N TP5 + REF_SEL0 REF_SEL1 RBIAS VDD33_BYP C4 B4 VBAT R30 10k DNP R16 10k R13 10k VDD33_BYP D3 C19 1.0uF 4 LED1 Green C12 4.7µF C3 SHLD1 SHLD2 3930 East Ray Road Suite 200 Phoenix, Arizona 85044 480-759-0200 USB3803_25WLCSP 1 4 VCC DD+ GND A 2 330 MTH1 MTH2 MTH4 MTH3 Title PCB7238: USB3803 Evaluation Board SCHMITT TRIG MH 1 MH 1 MH 1 3 B USB-A MH 1 Size B Date: 5 C13 120uF 5 6.3V 6 R36 12.0k R37 3 R27 10k 1 R28 10k A2 2 R29 10k A4 I2C_ASEL0 I2C_ASEL1 VSS 5 U5 A VDD12_BYP SHLD1 SHLD2 P3 TP4 I2C_ASEL0 I2C_ASEL1 C9 120uF 5 6.3V 6 VCC DD+ GND USB-A 1 E4 D4 SHLD1 SHLD2 USB-A R32 SW1 SW2 VCC DD+ GND R31 ZERO DNP R20 10k DNP C15 120uF 5 6.3V 6 MIC2026-1B ZERO E5 D5 B C18 0.1uF 8 5 R/ANGLE USB A CON R22 1k VCC A3 Digital Control R26 10k EN OUTA OUTB B2 1 C6 0.1uF 10k ENA ENB R/ANGLE USB A CON Y1 VBAT R11 1 4 VBAT VDD_CORE_REG 2 VDD_CORE R34 10k P1 ZERO VDD_PU VDD_PU C R25 LED2 GREEN R/ANGLE USB A CON C DNP VBUS DD+ ID GND 2 Document Number SCH-7238AZ-A02 Thursday, July 28, 2011 Rev A Sheet 1 1 of 1