MAX14616/MAX14616A
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MAX14616AEWA+ (pdf) |
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MAX14616/MAX14616A EVALUATION KIT AVAILABLE Micro-USB Interface Circuit Plus Intelligent Li+ Battery Chargers The MAX14616/MAX14616A are a complete solution for interfacing to a micro-USB connector and include an advanced charger detection block, a linear battery charger, and a switch block capable of multiplexing USB, UART, audio, and composite video signals. The devices include an LED driver for battery charge status and battery present detection. The MAX14616/MAX14616A support multiplexing USB Hi-Speed, UART, and stereo audio signals with a single micro-USB connector. The USB channel features low 3Ω typ on-resistance and 7pF typ on capacitance to minimize USB signal degradation. The audio inputs feature negative rail signal operation down to -2V and on-resistance flatness for low THD. The MAX14616/MAX14616A battery charger adds a battery present detector to automatically disable the battery charger in case the battery is removed. They also include an open-drain LED driver to indicate the battery charger operation status. The MAX14616/MAX14616A are available in a 25-bump 2mm x 2mm, 0.4mm pitch WLP package and operates over the -40°C to +85°C extended temperature range. ●● Media Players ●● Cell Phones ●● Digital Cameras ●● eReaders ●● Tablets Benefits and Features ●● High Level of Integration • Complete Solution for Micro-USB Connector Multiplexing USB Hi-Speed Switch with 3Ω typ On-Resistance Negative-Rail Audio Inputs with Low THD Detection Logic for Accessory Identification Composite Video Load Removal Detection ●● Internal Li+ Battery Charger with +28V max Input ●● USB Battery Charger Detection • Supports USB BC1.1 with Advanced Features from USB BC1.2 • Data Contact Detection DCD Support • USB DCP, SDP, and CDP Detection • Non-USB Defined Charger Detection Capability ●● High-Voltage Protected LDO for USB Transceiver ●● Charger Status LED Output Driver ●● Battery Presence Monitor ●● High-ESD Protection on COMN1, COMP2, and UID ±15kV for Human Body Model ±10kV for IEC 61000-4-2 Air Gap Discharge ±7kV for IEC 61000-4-2 Contact Discharge ●● Saves Power in Portable Application • Low Supply Current ●● Saves Space • 25-Bump, 2mm x 2mm, WLP Package Ordering Information appears at end of data sheet. MAX14616/MAX14616A Micro-USB Interface Circuit Plus Intelligent Li+ Battery Chargers Absolute Maximum Ratings All voltages referenced to GND. BAT, JIG, VIO, INT, to +6V to +6V VB Charger 0.3V to +30V VB Microphone Mode Note -0.3V to VSWPOS + 0.3V to +4V SDA, to VBAT + 0.3V SWITCH ENABLED or CPEn = 1 Note 1 SL1, SR2, COMN1, COMP2, UID, MIC, IDB, DN1, DP2............................... -2.1V to VSWPOS + 0.3V UT1, -0.3V to VSWPOS + 0.3V SWITCH DISABLED and CPEn = 0 Note 2 SL1, SR2, MIC, IDB, DN1, DP2, UT1, -0.3V to VCCINT + 0.3V COMN1, COMP2, to +6V Continuous Current into COMN1, COMP2.....................±200mA Continuous Current into BAT, Continuous Current into All Other Bumps.......................±100mA Continuous Power Dissipation TA = +70°C WLP derate 19.2mW/°C above +70°C .....................1536mW Operating Temperature Range............................ -40°C to +85°C Maximum Junction Storage Temperature Range............................. -65°C to +150°C Soldering Temperature reflow Note +260°C Note 1 VSWPOS = min VCCINT, +3.3V Note 2 VCCINT = max VBAT, min VVB, +4V Note 3 The WLP package is constructed using a unique set of package techniques that impose a limit on the thermal profile that the device can be exposed to during board-level solder attach and rework. This limit permits only the use of the solder profiles recommended in the industry-standard specification JEDEC 020A, paragraph Table 3 for IR/VPR and convection reflow. Preheating is required. Hand or wave soldering is not allowed. Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Package Thermal Characteristics Note 4 WLP Junction-to-Ambient Thermal Resistance Note 4 Package thermal resistances were obtained using the method described in JEDEC specification JESD51-7, using a four-layer board. For detailed information on package thermal considerations, refer to Electrical Characteristics VBAT = 2.8V to 5.5V, VVB = 3.5V to 5.5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at VBAT = 3.6V, VVB = 5.0V, TA = +25°C. Note 5 PARAMETER CONDITIONS VBAT Supply Voltage Allowed VB Input-Voltage Range BAT Undervoltage Lockout Threshold VUVLO BAT Supply Current IBAT VBAT = 3.6V, VVB = 0V, no accessory Low-power mode, LowPwr = 1, CPEn =0, ADCEn = 0 LowPwr = 0, CPEn = 0 attached LowPwr = 0, CPEn = 1 TYP MAX UNITS Maxim Integrated 2 MAX14616/MAX14616A Micro-USB Interface Circuit Plus Intelligent Li+ Battery Chargers Electrical Characteristics continued VBAT = 2.8V to 5.5V, VVB = 3.5V to 5.5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at VBAT = 3.6V, VVB = 5.0V, TA = +25°C. Note 5 PARAMETER VB Supply Current VIO Supply Current Internal VB Regulator Voltage Internal Positive Regulator Voltage for Switches Internal Negative Regulator Voltage for Switches CHARGER DETECTION CONDITIONS Ordering Information PART TEMP RANGE PIN-PACKAGE MAX14616EWA+T -40°C to +85°C 25 WLP MAX14616AEWA+T -40°C to +85°C 25 WLP +Denotes lead Pb -free/RoHS-compliant package. T = Tape and reel. Chip Information PROCESS BiCMOS Package Information For the latest package outline information and land patterns footprints , go to Note that a “+”, “#”, or “-” in the package code indicates RoHS status only. Package drawings may show a different suffix character, but the drawing pertains to the package regardless of RoHS status. PACKAGE TYPE 25 WLP PACKAGE OUTLINE LAND PATTERN CODE W252B2+1 21-0180 Refer to Application Note 1891 Maxim Integrated 47 MAX14616/MAX14616A Micro-USB Interface Circuit Plus Intelligent Li+ Battery Chargers 12/11 Initial release 6/12 Added the MAX14616A to the data sheet PAGES CHANGED 1, 17, 19, 20, 24, 28, 29, 30, 31, 33, 34, 36, 37, 38, 39, 40, 41, 42, 43, 45, 47 For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim Integrated’s website at Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent licenses are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values min and max limits shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance. Maxim Integrated and the Maxim Integrated logo are trademarks of Maxim Integrated Products, Inc. 2012 Maxim Integrated Products, Inc. 48 |
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