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Evaluates: MAX77962

MAX77962 Evaluation Kit

General Description

The MAX77962 evaluation kit (EV kit) is a fully assembled 

and tested surface-mount printed circuit board (PCB) that 

evaluates the MAX77962, a 3.2A USB Type-C

®

 buck-

boost charger.
The MAX77962 EV kit includes the IC evaluation board 

with integrated I

2

C communication interface and USB 

micro-B cable. Windows

®

-based graphical user interface 

(GUI) software is available for use with the EV kit and can 

be downloaded from Maxim’s website at 

www.maximin-

tegrated.com/products/MAX77962

 (under the 

Design 

Resources

 tab). Windows 7 or newer is required to use 

with the EV kit GUI software.

Features

 

 Evaluates the MAX77962 USB Type-C Buck-Boost 

Charger with Integrated FETs for 2S Li-Ion Batteries

 

Demonstrates 3.5V to 23V Input Operating Range

 

Demonstrates Charging Up to 3.2A

 

Demonstrates USB-OTG Functionality

 

Demonstrates JEITA Compliance with On-Board 

Dummy Thermistors

 

Assembled and Tested

 

I

2

C Serial Interface

319-100555; Rev 0; 6/20

Ordering Information

 appears at end of data sheet.

USB Type-C

®

 is a registered trademark of USB Implementers Forum.  

Windows is a registered trademark and registered service mark of Microsoft Corporation.

Figure 1. MAX77962 EV Kit Photo

Click 

here

 to ask about the production status of specific part numbers.

Содержание MAX77962

Страница 1: ...he Design Resources tab Windows 7 or newer is required to use with the EV kit GUI software Features Evaluates the MAX77962 USB Type C Buck Boost Charger with Integrated FETs for 2S Li Ion Batteries Demonstrates 3 5V to 23V Input Operating Range Demonstrates Charging Up to 3 2A Demonstrates USB OTG Functionality Demonstrates JEITA Compliance with On Board Dummy Thermistors Assembled and Tested I2C ...

Страница 2: ... Resources tab to download the lat est version of the MAX77962 EV kit GUI software Save the software to a temporary folder and unpack the zip file 2 Install the EV kit software on your computer by run ning the MAX77962GUISetupX X X exe program inside the temporary folder The program files are copied and icons are created in the Windows Start menu The software requires the NET Framework 4 5 or late...

Страница 3: ...FET is controlled by the DISIBS bit and power path state machine internal logic control J7 STBY 2 3 1 2 Connects STBY to PVL DC DC is disabled 2 3 Connects STBY to GND DC DC is controlled by STBY_EN bit and power path state machine internal logic control J9 VSET 1 2 1 2 Connects VSET to PVL Default charge termination voltage is same as decode of reset value of CHG_CV_PRM 6 0 2 3 Connects VSET to p...

Страница 4: ...ated MAX77962 folder and run MAX77962 exe or select it from the program menu Figure 3 shows a splash screen containing information about the evaluation kit that appears while the program is loading Establish Communication Power up the MAX77962 by connecting a 2 cell Li ion battery or simulated battery at BATTP BATTN Open the GUI software and select Device Connect A window should pop up showing tha...

Страница 5: ...ster writing select the 0x3 Unlocked option in the Charger Settings Protection dropdown menu from the Charger Configurations 6 register in the Configuration 4 7 tab and then click Write Figure 6 Read the register and the Charger Settings Protection setting should remain in the 0x3 Unlocked state to signify open register access From this point onwards modifications written to any of the registers a...

Страница 6: ...m Integrated 6 www maximintegrated com Evaluates MAX77962 MAX77962 Evaluation Kit Figure 6 Charger Register Write Access Figure 7 Change CHGIN Input Current Limit after Unlocking Charger Settings Protection ...

Страница 7: ...egis ter and CHGCC 7 0 of the CHG_CNFG_02 register To guarantee an atomic operation a write enable bit CHGCC_WR_EN is provided in the CHG_CNFG_06 register Writing 1 to this bit makes the value of the Fast Charge Current take effect For changing the fast charge current perform the following steps Figure 8 a The EV kit GUI has been optimized by concatenating CHGCC_MSB and CHGCC 7 0 in the same setti...

Страница 8: ...m SAMTEC 800 726 8329 www samtec com SULLINS ELECTRONICS CORP 760 774 0125 www sullinselectronics com TAIYO YUDEN 603 669 7587 www t yuden com TDK 847 803 6100 www tdk com VISHAY 408 970 5852 www vishay com COILCRAFT 847 639 6400 www coilcraft com PANASONIC 800 344 2112 https na industrial panasonic com FUTURE TECHNOLOGY DEVICES INTL LTD 503 547 0988 www ftdichip com PART TYPE MAX77962EVKIT 06 EV ...

Страница 9: ... 22µF 10 16V X7R 0402 C9 C10 2 TMK325ABJ476MM CAP 47µF 20 25V X5R 1210 C11 C14 2 GRM1555C1H270JA01 CAP 27pF 5 50V COG 0402 C16 C17 C30 C32 5 C0402C105K8PAC CAP 1µF 10 10V X5R 0402 C34 C36 2 GRM155R71H153KA12 CAP 0 015µF 20 50V X7R 0402 D1 1 PMEG4050EP DIODE SCH 40V 5A SOD 128 DS2 1 LTST C190CKT LED SURFACE MOUNT RED OSLON 2 2V 350mA 3X3MM DS3 1 LTST C190KFK LED SURFACE MOUNT ORANGE J1 1 10118193 0...

Страница 10: ...1 2 CRCW04024752FK RES 10Ω 1 0402 R25 R29 R33 R34 4 3296Y 1 504LF RES POT 500KΩ R27 R28 2 CRCW04024K70FK RES 4 7KΩ 1 0402 R30 1 CRCW0402169KFK RES 169KΩ 1 0402 R35 1 CRCW0402470RFK RES 470Ω 1 0402 R38 R42 2 CRCW04022K20FK RES 2 2KΩ 1 0402 R39 1 3296Y 1 503LF RES POT 50K OHM R48 1 ERJ 2GEJ132 RES 1 3K OHM 5 0402 U1 1 MAX77962EWJ06 MAX77962EWJ06 U2 1 FT2232HL FT2232HL U4 1 MAX14611 MAX14611ETD U5 U6...

Страница 11: ... 0805 C7 C8 2 GRM155R71C224KA12 CAP 0 22µF 10 16V X7R 0402 C9 C10 2 TMK325ABJ476MM CAP 47µF 20 25V X5R 1210 C11 C14 2 GRM1555C1H270JA01 CAP 27pF 5 50V COG 0402 C16 C17 C30 C32 5 C0402C105K8PAC CAP 1µF 10 10V X5R 0402 C34 C36 2 GRM155R71H153KA12 CAP 0 015µF 20 50V X7R 0402 D1 1 PMEG4050EP DIODE SCH 40V 5A SOD 128 DS2 1 LTST C190CKT LED SURFACE MOUNT RED OSLON 2 2V 350mA 3X3MM DS3 1 LTST C190KFK LED...

Страница 12: ... CRCW0402100KFK RES 100KΩ 1 0402 R20 R21 2 CRCW04024752FK RES 10Ω 1 0402 R25 R29 R33 R34 4 3296Y 1 504LF RES POT 500KΩ R27 R28 2 CRCW04024K70FK RES 4 7KΩ 1 0402 R30 1 CRCW0402169KFK RES 169KΩ 1 0402 R35 1 CRCW0402470RFK RES 470Ω 1 0402 R38 R42 2 CRCW04022K20FK RES 2 2KΩ 1 0402 R39 1 3296Y 1 503LF RES POT 50KΩ R48 1 ERJ 2GEJ132 RES 1 3KΩ 5 0402 U1 1 MAX77962EWJ12 MAX77962EWJ12 U2 1 FT2232HL FT2232H...

Страница 13: ...2 A3 A5 A6 A7 B1 B2 B3 B4 B5 B6 B7 C1 C2 C3 C4 C5 C6 C7 D1 D2 D3 D4 D5 D6 D7 E1 E3 E4 E5 E7 F1 F2 F3 F4 F5 F7 G1 G2 G3 G4 G5 G6 G7 C4 R2 R6 R12 C7 C8 C3 C6 C10 C9 C5 OTG_EN SCL SDA INTB VSYS BATTP BATTN DCIN GND INOKB 2 3 J6 1 2 3 J7 1 2 3 J3 1 2 3 J2 1 2 3 J4 1 2 3 J13 1 2 3 R24 R26 R39 1 2 3 J9 1 2 3 J10 1 2 3 J11 1 2 3 J12 1 2 3 R25 1 2 3 R29 1 2 3 R33 1 2 3 R34 1 2 3 R20 R21 C35 C34 C36 PGNDS ...

Страница 14: ...CC18 VCC33D VCC33D VCC33D VCORE VCC18 0603 0 0402 10V 10V 10V 10V 10V 10V 10V 0 0 1UF 27 0402 1M 0402 27 12K 0402 0402 0 0402 0402 0 1UF 0402 0 1UF 10V 0 1UF 0402 0402 0 1UF 0402 0 1UF 10V 0 1UF 0402 0402 0402 0402 0402 10V 0402 1UF 0 0402 2 2K 0402 0402 0 0 1UF 0402 169K 0402 100K MAX8512EXK 10V 0402 0 0 0402 0 OPEN 0 1UF 27PF 0402 27PF 0402 0402 0402 FT2232HL 0402 10V VCC33D 10118193 0001LF USB_...

Страница 15: ...ates MAX77962 MAX77962 Evaluation Kit MAX77962 EV Kit PCB Layout Silkscreen Top MAX77962 EV Kit PCB Layout Top Layer MAX77962 EV Kit PCB Layout Inner Layer 2 MAX77962 EV Kit PCB Layout Inner Layer 3 MAX77962 EV Kit PCB Layout Diagrams 1 0 1 0 1 0 1 0 ...

Страница 16: ...77962 MAX77962 Evaluation Kit MAX77962 EV Kit PCB Layout Inner Layer 4 MAX77962 EV Kit PCB Layout Inner Layer 5 MAX77962 EV Kit PCB Layout Bottom Layer MAX77962 EV Kit PCB Layout Silkscreen Bottom 1 0 1 0 1 0 1 0 MAX77962 EV Kit PCB Layout Diagrams continued ...

Страница 17: ... without notice at any time Maxim Integrated and the Maxim Integrated logo are trademarks of Maxim Integrated Products Inc 2020 Maxim Integrated Products Inc 17 Evaluates MAX77962 MAX77962 Evaluation Kit REVISION NUMBER REVISION DATE DESCRIPTION PAGES CHANGED 0 6 20 Initial release Revision History For pricing delivery and ordering information please visit Maxim Integrated s online storefront at h...

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