POWER SUPPLY DEVICE, CIRCUIT BOARD, AND VEHICLE AND STORAGE BATTERY DEVICE EQUIPPED WITH POWER SUPPLY DEVICE

摘要

A power supply device has a first monitoring portion monitoring one battery property of plural battery cells constituting a battery block, a second monitoring portion monitoring another battery property, a circuit board having a monitoring circuit monitoring states of the battery cells being connected to the first and second monitoring portions and based on battery property information detected in the first and second monitoring portions and having a rectangular shape in the external appearance, a first connector connecting a first harness extended from the first monitoring portion to the circuit board, and a second connector connecting a second harness extended from the second monitoring portion to the circuit board. The first connector is fixed to one side of the circuit board, and the second connector is fixed to another side crossing the one side of the rectangular outer shape at a position thereof crossing the second connector.

主权项

1. A power supply device comprising:
a battery block having a plurality of stacked battery cells; a first monitoring portion monitoring one battery property of the plurality of the battery cells constituting the battery block; a second monitoring portion monitoring another battery property of the plurality of the battery cells constituting the battery block; a circuit board having a monitoring circuit monitoring states of the battery cells being connected to the first monitoring portion and the second monitoring portion based on each of battery property information detected in the first monitoring portion and the second monitoring portion, and having a rectangular shape in the external appearance; a first connector connecting a first harness extended from the first monitoring portion to the monitoring circuit; and at least one second connector connecting a second harness extended from the second monitoring portion to the monitoring circuit; wherein the first connector is fixed to one side of the rectangular shape in the circuit board, and the second connector is fixed to another side crossing the one side of the rectangular shape at a position thereof crossing the first connector.