Get Started with the BATT-14EXTENDER

This page will assist you in learning about your battery emulator extender.

2. Get to know the hardware

2.1 Board description

The BATT-14EXTENDER board allows the user to connect up to four evaluation boards to a single battery pack or battery emulator.

There are two options to supply the EVBs:

  • Battery or battery emulator such as BATT-14CEMULATOR, BATT-14EMULATOR or BATT-14AAAPACK
  • External power supply, provided some additional components are added to BATT-14EXTENDER board

The following evaluation boards are compatible with the BATT-14EXTENDER board:

  • RD33771CDSTEVB
  • FRDM33771CSPEVB
  • RD33775ADSTEVB

2.2 Board components

Overview of the BATT-14EXTENDER, 14-cell battery pack extender

BATT-14EXTENDER-GS1

2.3 Additional board support

Refer to UM11484, BATT-14EXTENDER 14-cell battery pack extender user manual for additional details on the featured components.

3. Configure the hardware

3.1 Use case 1

In this use case, the BATT-14EXTENDER is powered up by a BATT-14CEMULATOR. Up to four EVBs can be connected to the BATT-14EXTENDER. No additional components need to be populated. The board is delivered by default for this use case.

BATT-14EXTENDER-GS2

3.2 Use case 2

In this use case, the BATT-14EXTENDER is powered up by a BATT-14EMULATOR and up to four EVB can be connected to the board. BATT-14EMULATOR doesn’t have an NTC emulation. In order to allow the EVBs to have an NTC emulation, it is recommended to populate RT1-RT4 footprints with NTCs.

BATT-14EXTENDER-GS3

3.3 Use case 3

In this use case, the BATT-14EXTENDER is powered up by an external power supply. The positive terminal of the power supply is connected to J7 and the negative to J8.

J7 and J8 are 2 mm banana plugs. Divider bridge resistors as well as NTCs must be populated to be able to use the board with that option.

BATT-14EXTENDER-GS4

3.4 Additional board support

Refer to UM11484, BATT-14EXTENDER 14-cell battery pack extender user manual for additional details on the hardware configuration.

4. Learn more

4.1 Product summary page

The product summary page for battery cell controllers is at: https://www.nxp.com/products/power-management/battery-management/battery-cell-controllers:BATTERY-CELL-CONTROLLERS.

4.2 Tool summary page

The tool summary page for BATT-14EXTENDER board is at https://www.nxp.com/BATT-14EXTENDER.

The page provides overview information, technical and functional specifications, ordering information, documentation and software. The Get Started guide provides quick-reference information applicable to using the BATT-14EXTENDER board, including the downloadable assets.

4.3 References

In addition to our MC33771/MC33772 page, you may also want to visit:

Tool pages:

Application pages:

Hardware pages:

Software pages:

4.4 Buy the board

TEA2095DB1574: TEA2095 GreenChip Dual SR Controller Add-on Board for Resonant

Buy