MAX17215XEVKIT# Analog Devices

Evaluates: MAX17205/MAX17215 MAX17205G/MAX17205X/ MAX17215G/MAX17215X Evaluation Kits General Description Quick Start The MAX17205G/MAX17205X/MAX17215G/MAX17215X Required Equipment evaluation kits (EV kits) are fully assembled and test- MAX17205G/MAX17205X/MAX17215G/MAX17215X ed surface-mount PCBs that evaluate the stand-alone EV kit ModelGauge m5 pack-side fuel-gauge ICs for lithium- Lithium battery pack of desired configuration ion (Li+) batteries in handheld and portable equipment. The MAX17205 and MAX17215 are for multicell applica- Battery charger or power supply tions. See the MAX17201 and MAX17211 for single-cell Load circuit applications. DS91230+ USB adapter The MAX17205G/MAX17205X/MAX17215G/MAX17215X RJ-11 6pos reverse modular cord kits include the Maxim DS91230+ USB interface, IC evaluation board, and RJ-11 connection cable. Windows PC with Windows 7 or newer windows operating sys- based graphical user interface (GUI) software is available tem and USB port for use with the EV kit and can be downloaded from Procedure Maxims website at Evaluates: MAX17205/MAX17215 MAX17205G/MAX17205X/ MAX17215G/MAX17215X Evaluation Kits 5) For the MAX17205/MAX17215 only: Set the on-board Figure 3 shows the connections for a 2S to 4S cell switch SW1 to the proper position based on cell stack pack with low side protector. In this case, the protec- size. For 2S to 4S cell stacks set the switch to 2S to tor circuit prevents connections to individual cells. The 4S as indicated on the board. For cell stacks of 4S or entire cell stack connects between the B1N and BxP larger set the switch to multicell as indicated on the pads. The charger/load connects between the PACK- board. Warning: The EV kit board can be damaged and PACK+ pads. when connecting cell stacks higher than 4S if SW1 is Figure 4 shows the connections for a 4S or larger in a 2S to 4S position. cell pack. The cell stack connects between the B1N 6) Make connections to the EV kit board based on the and BxP pads. The positive side of the cell stack also cell pack configuration as shown in the following fig - connects to one of the four resistive voltage divider ures. The load or charger circuit can be connected network inputs: B4P for a 4S stack, B6P for a 6S at this time as well. Figure 1 shows the connections stack, B10P for a 10S stack, B12P for a 12S stack. for a 2S cell pack with a high-side protector. The The charger/load connects between the PACK- and lower cell connects between the B1N and B1P/B2P PACK+ pads. If the application cell configuration is not pads and the upper cell connects between the B1P/ 4S, 6S, 10S, or 12S a custom resistive voltage divider B2P pads and the BxP pad. The charger/load con- must be created to properly divide the stack voltage nects between the PACK and PACK+ pads. Note B1P for measurement. See the MAX17201/MAX17205/ and B2P should always be connected together in this MAX17211/MAX17215 data sheet for details. configuration. 7) Connect the RJ-11 cable between the USB adapter Figure 2 shows the connections for a 3S cell pack with and the EV kit board. The GUI software establishes high-side protector. The lower cell connects between communication automatically. the B1N and B1P pads, the middle cell connects be- 8) If the IC has not been configured, run the Configura - tween the B1P and B2P pads, and the upper cell con- tion Wizard in the EV kit software to configure op - nects between the B2P and BxP pads. The charger/ eration for the desired application circuit and lithium load connects between the PACK- and PACK+ pads. cell type. Configuration information is permanently saved inside the IC. PROTECTOR CIRCUIT J1 J10 J5 J4 J3 J2 J16 J18 J17 J11 + + CHARGER / RJ-11 PC MAX17205/MAX17215 LOAD CELL - - J9 J21 J8 J6 J7 B1N PACK- J20 J19 J14 J12 + CELL - Figure 1. MAX17205/MAX17215 Board Connections for 2S Cell Stacks Maxim Integrated 2 www.maximintegrated.com CELLX BXP SWITCH B2P PACK+ B4P B1P B6P B10P B12P RT2- ALRT1 RT1+ RT2+ RT1- DQ SCL/OD SDA