mEZS91202A Monolithic Power Systems

mEZS91202A 36V, 2.5A, USB Charger FEATURES Over-Current Protection 7V to 36V Wide Operating Input Over-Temperature Protection 2.5A Load Current Line Drop Compensation 5V Output Voltage DCP for BC1.2, Divider Mode, Open Design Files and BOM and 1.2V/1.2V Mode mEZ Product Options: 1. Ready-to-Use products ORDERING INFORMATION 2. Do-It-Yourself. Input Output Output Manufacture assistance Part Number Efficiency Voltage (V) Voltage (V) Current (A) is provided MEZS91202A 7 - 36 5 2.5 Up to 95% Power Derating VIN = 12V, 24V, and 36V, VOUT = 5V ELECTRICAL CHARACTERISTICS Input Voltage Range VIN Continuous 7V to 36V Natural Convection Output Voltage Set Accuracy 4% (Typ.) Output Voltage Ripple V = 12V, Full Load 13mV IN Line Regulation VIN = 24V 0.5% (Typ.) Line Drop Compensation Full Load 93% Efficiency V = 12V, Full Load 93% IN Switching Frequency Typical Switching Frequency 350kHz Short-Circuit Protection Short Output to Ground Hiccup Mode Operating Temperature Range -40 to 85C Over-Temperature Protection OTP 165C Efficiency vs. Load Current V = 12V, 24V, and 36V, V = 5V IN OUT Rise Time From 10% V to 90% V 1.6ms (Typ.) OUT OUT 3 Calculated MTBF MIL-HDBK-217F 4185x10 hrs NOTE: All electrical characteristics are tested under 25C ambient temperature, V = 12V unless otherwise noted. IN mEZS9202A Rev. 1.2 www.MonolithicPower.com 1 4/20/2017 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. Preliminary Specifications Subject to Change 2017 MPS. All Rights Reserved. mEZS91202A 36V, 2.5A, USB Charger DO-IT-YOURSELF SCHEMATIC BILL OF MATERIALS Item Qty RefDes Value Description Package Manufacturer Manufacturer P/N C1, C1A, C1B, Ceramic Cap., 1 5 10F 0805 Murata GRM21BR6YA106KE43L C1C, C1D 35V, X5R POSCAP, 6.3V, SMD, 2 1 C2 100 F Murata ECASD40J107M015K00 15m ESR 7.3x4.3mm Ceramic Cap., 3 1 C2A 1F 0402 Wurth 885012105012 10V, X5R Ceramic Cap., 4 1 C3 0.22F 0402 Wurth 885012105017 16V, X5R Ceramic Cap., 5 1 C4 0.1F 0402 Wurth 885012205018 10V, X7R Ceramic Cap., 6 1 C5 10F 0603 Wurth 885012106006 6.3V, X5R 7 1 R1 300k Item 0603 Yageo RC0603FR-07300KL 8 1 R2 1k Film Resistor, 1% 0402 Yageo RC0402FR-071KL 9 1 LED LED LED, Green 0805 Kingbright APHBM2012CGKSYKC Inductor, DCR = SMD, 10 1 L1* 6.5H Wurth 744 314 650 21.5m , Isat = 6A 7.0x6.9mm 11 1 USB USB Single USB Port Tray Wurth 61400416021 12 1 Connector 4-Pin 2.54mm Pitch Wurth 613 004 110 21 U1 Step-Down QFN-26 13 1 MP2496M MPS MP2496MGR Converter (4mm4mm) * Or equivalent PRODUCT PACKAGE AND DIMENSIONS Pin Designation Function 1 VIN Input Voltage 2 VIN Input Voltage 3 GND Power Ground 4 GND Power Ground NOTE: Contact factory for different sizes of the boards (Quantity >2k). For more information, Gerber files, and PCB layout, please contact mEZsupport monolithicpower.com mEZS9202A Rev. 1.2 www.MonolithicPower.com 2 4/20/2017 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. Preliminary Specifications Subject to Change 2017 MPS. All Rights Reserved.