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The NXP analog product development boards provide an easy-to-use platform for evaluating NXP products. The boards support a range of analog, mixed-signal and power solutions. They incorporate monolithic integrated circuits and system-in-package devices that use proven high-volume technology. NXP products offer longer battery life, a smaller form factor, reduced component counts, lower cost and improved performance in powering state-of-the-art systems.
This page guides you through the process of setting up and using the PACK-BJBEMUL board.
Table 1. Kit contents
| Description Quantity | Quantity |
|---|---|
| High-voltage measurement cable (orange) | 10 |
| Chassis connection cable (black) | 1 |
| Two points general-purpose cable (pyrotechnic switch connection, crash signal connection) | 4 |
| Current measurement and temperature measurement cable | 2 |
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The PACK-BJBEMUL requires an external +12 V power supply.
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NXP provides battery junction box (BJB) integrated circuits (for example, the MC33777A). The PACK-BJBEMUL emulates different elements of a BJB (for example, high voltage, battery current, pyrotechnic switch) to ease the evaluation of the BJB devices.
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This section describes the typical setup to configure the PACK-BJBEMUL to evaluate the RDA777T2 reference design.
The RDA777T2 can measure the emulator current, voltage and temperature. It can also trigger the pyrotechnic switch emulation circuitry.
The setup shows a KIT-PC2TPLEVB board to interface the RDA777T2 with the computer via NXP software tools (for example, battery management system (BMS) ScriptGUI).
Table 2. Bill of materials
| Identifier | Description | Kit Content |
|---|---|---|
| 1 | Voltage measurement cable | Included in the kit |
| 2 | Pyrotechnic switch cable | Included in the kit |
| 3 | Current and temperature measurement cable | Included in the kit |
| 4 | Crash signal cable | Included in the kit |
| 5 | Power supply cable | Included in the kit |
| 6 | Electrical Transport Protocol Link (ETPL) communication cable | Included in the kit |
| 7 | USB to Universal Asynchronous Receiver/Transmitter (UART) cable | Included in the KIT-PC2TPLEVB kit |
| PACK-BJBEMUL | Battery junction box emulator | - |
| RDA777T2 | Battery junction box reference design | - |
| KIT-PC2TPLEVB | Communication board | - |
| Power supply | +12 V power supply | - |
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In addition to our MC33777: Battery Junction Box Monitor IC page, you may also want to visit: