MAX14746BEWA+

MAX14746BEWA+ Datasheet

MAX14746/MAX14747

Part	Datasheet
MAX14746BEWA+	MAX14746BEWA+ (pdf)

Related Parts	Information
MAX14747EWA+	MAX14747EWA+

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MAX14746/MAX14747 EVALUATION KIT AVAILABLE USB Detection with Smart Power Selector Li+ Chargers The MAX14746/MAX14747 are a series of USB charger detectors with an integrated Smart Power Selector linear charger solutions that provide a single-chip solution for charging and charger detection. The MAX14746/MAX14747 battery chargers feature Smart Power Selector operation, allowing operation with dead or no battery present. The devices limit USB VBUS current based on the detect charger source type. If the charger power source is unable to supply the entire system load, the smart-power control circuit supplements the system load with current from the battery. The devices protect against overvoltage faults up to 28V. This series of USB charger detectors are available with several options, with slight variations in, for example, power-up states. These variations are noted throughout this data sheet. There are five options available, with slight variations in, for example, power-up states see Ordering Information . The devices are available in a 25-ball, 0.4mm pitch waferlevel package WLP , and are specified over the -40°C to +85°C extended temperature range. ●● Portable Consumer Devices ●● Portable Digital Cameras ●● Portable Digital Video Cameras ●● Portable Industrial Devices Benefits and Features ●● Easy to Implement Li+ Battery Charging • Smart Power Selector • Fully Compliant with Dead Battery/Weak Battery Charging According to USB Specification • JEITA Charge Protection • Thermal Protection • Internal USB D+/D- Switch to Manage Connection ●● Integrates High Level of Protection • 28V Tolerant Input on VB • ±15kV Human Body Model ESD Protection on CDP and CDN Ordering Information appears at end of data sheet. *Except DCD timeout extended from 900ms to 2s for the MAX14746/MAX14747. Smart Power Selector is a trademark of Maxim Integrated Products, Inc. MAX14746/MAX14747 USB Detection with Smart Power Selector Li+ Chargers Absolute Maximum Ratings All voltages referenced to GND. BAT, INT, THM, LED, UOK1, CTYP, IDEF, FSUS, TDN, TDP, CDN, CDP, SYS, SCL, SDA...............-0.3V to +6V + 0.3V SFOUT, CAP............................-0.3V to min VVB + 0.3V , +6V to +30V to VVB + 0.3V Continuous Current into VB, BAT, Continuous Current into any Other Terminal...................±100mA Continuous Power Dissipation TA = +70°C WLP derate 19.2mW/NC above +70°C ................1536mW Operating Temperature Range............................ -40°C to +85°C Junction Storage Temperature Range............................. -65NC to +150°C Reflow Package Thermal Characteristics Note 1 WLP Junction-to-Ambient Thermal Resistance Note 1 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 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. Electrical Characteristics VVB = 5.0V, VBAT = 4.2V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at VBAT = 3.6V, VVB = 5.0V, VSYS = VSYS_REG, TA = +25°C. Note 2 PARAMETER CONDITIONS SUPPLY CHARACTERISTICS VB Input Voltage Range VBAT Input Voltage Range VBAT VB Detection Threshold VVBDET VVB rising VVB falling VB Overvoltage Threshold VVBOV VVB rising VB Overvoltage Hysteresis VVBOV_HYS VB Valid Trip Point VVB_TRIP VB Valid Trip Point Hysteresis VVB_TP_HYS VB Charger-Detection-Active Supply Current IB_CDETON VBAT = 0V, ISYS = 0mA charger detection active, analog switch open 200 145 275 MAX UNITS VB Charger-Detection-Idle Supply Current VCCINT UVLO Threshold VCCINT UVLO Hysteresis BAT Overvoltage Threshold BAT Overvoltage Hysteresis BAT UVLO Threshold BAT UVLO Hysteresis IB_CDCIDLE Ordering Information PART TEMP RANGE BUMP-PACKAGE MAX14746BEWA+ -40°C to +85°C 25 WLP MAX14747EWA+ -40°C to +85°C 25 WLP +Denotes a lead Pb -free/RoHS-compliant package. 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 CODE W252J2+1 OUTLINE NO. LAND PATTERN NO. 21-0453 Refer to Application Note 1891 Maxim Integrated 40 MAX14746/MAX14747 USB Detection with Smart Power Selector Li+ Chargers 11/15 Initial release 1/17 Updated for Pass 2 material 11/17 Removed future product asterisks PAGES CHANGED 3, 11, 13, 39 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. 2017 Maxim Integrated Products, Inc. 41

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MAX14746/MAX14747

EVALUATION KIT AVAILABLE

USB Detection with Smart Power Selector Li+ Chargers

The MAX14746/MAX14747 are a series of USB charger detectors with an integrated Smart Power Selector linear charger solutions that provide a single-chip solution for charging and charger detection.

The MAX14746/MAX14747 battery chargers feature Smart Power Selector operation, allowing operation with dead or no battery present. The devices limit USB VBUS current based on the detect charger source type. If the charger power source is unable to supply the entire system load, the smart-power control circuit supplements the system load with current from the battery.

The devices protect against overvoltage faults up to 28V.

This series of USB charger detectors are available with several options, with slight variations in, for example, power-up states. These variations are noted throughout this data sheet.
There are five options available, with slight variations in, for example, power-up states see Ordering Information . The devices are available in a 25-ball, 0.4mm pitch waferlevel package WLP , and are specified over the -40°C to +85°C extended temperature range.
●● Portable Consumer Devices ●● Portable Digital Cameras ●● Portable Digital Video Cameras ●● Portable Industrial Devices

Benefits and Features
●● Easy to Implement Li+ Battery Charging
• Smart Power Selector
• Fully Compliant with Dead Battery/Weak Battery Charging According to USB Specification
• JEITA Charge Protection
• Thermal Protection
• Internal USB D+/D- Switch to Manage Connection
●● Integrates High Level of Protection
• 28V Tolerant Input on VB
• ±15kV Human Body Model ESD Protection on CDP and CDN
Ordering Information appears at end of data sheet.
*Except DCD timeout extended from 900ms to 2s for the MAX14746/MAX14747.

Smart Power Selector is a trademark of Maxim Integrated Products, Inc.

MAX14746/MAX14747

USB Detection with Smart Power Selector Li+ Chargers

Absolute Maximum Ratings

All voltages referenced to GND. BAT, INT, THM, LED, UOK1, CTYP, IDEF, FSUS,

TDN, TDP, CDN, CDP, SYS, SCL, SDA...............-0.3V to +6V + 0.3V SFOUT, CAP............................-0.3V to min VVB + 0.3V , +6V to +30V to VVB + 0.3V Continuous Current into VB, BAT,

Continuous Current into any Other Terminal...................±100mA Continuous Power Dissipation TA = +70°C

WLP derate 19.2mW/NC above +70°C ................1536mW Operating Temperature Range............................ -40°C to +85°C Junction Storage Temperature Range............................. -65NC to +150°C Reflow

Package Thermal Characteristics Note 1

WLP Junction-to-Ambient Thermal Resistance

Note 1 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

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.

Electrical Characteristics

VVB = 5.0V, VBAT = 4.2V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at VBAT = 3.6V, VVB = 5.0V, VSYS = VSYS_REG, TA = +25°C. Note 2

PARAMETER

CONDITIONS

SUPPLY CHARACTERISTICS

VB Input Voltage Range

VBAT Input Voltage Range

VBAT

VB Detection Threshold

VVBDET

VVB rising VVB falling

VB Overvoltage Threshold

VVBOV

VVB rising

VB Overvoltage Hysteresis

VVBOV_HYS

VB Valid Trip Point

VVB_TRIP

VB Valid Trip Point Hysteresis VVB_TP_HYS

VB Charger-Detection-Active Supply Current

IB_CDETON

VBAT = 0V, ISYS = 0mA charger detection active, analog switch open
200 145 275

MAX UNITS

VB Charger-Detection-Idle Supply Current

VCCINT UVLO Threshold VCCINT UVLO Hysteresis BAT Overvoltage Threshold BAT Overvoltage Hysteresis BAT UVLO Threshold BAT UVLO Hysteresis

IB_CDCIDLE
Ordering Information

PART

TEMP RANGE BUMP-PACKAGE

MAX14746BEWA+ -40°C to +85°C
25 WLP

MAX14747EWA+
-40°C to +85°C
25 WLP
+Denotes a lead Pb -free/RoHS-compliant package.

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 CODE

W252J2+1

OUTLINE NO.

LAND PATTERN NO.
21-0453

Refer to Application Note 1891

Maxim Integrated 40

MAX14746/MAX14747

USB Detection with Smart Power Selector Li+ Chargers
11/15

Initial release
1/17

Updated for Pass 2 material
11/17 Removed future product asterisks

PAGES CHANGED
3, 11, 13, 39
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. 2017 Maxim Integrated Products, Inc. 41

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived MAX14746BEWA+ Datasheet file may be downloaded here without warranties.

Datasheet ID: MAX14746BEWA+ 647230