Robinhood

BMS

Description

Robinhood is an extenstion of WhiteKnight along with a current limiting circuit specifically designed for supporting batteries connected in parallel stack.

Supports up-to 16 cells in series and allows a continuous current of 60A.

Robinhood Specification

Technical Specifications

OPERATING LIMITS
BMS Operating Voltage:
42 - 70 V Lower limit can be modified as per requirement
Active Mode Current Consumption:
< 15 mA
Sleep Mode Current Consumption:
< 450 uA
Operating Temperature:
- 20 to 85 °C
 
SENSING
Cell Voltage Sensing Channels:
16 # Can sense 9-16 cells in series
Cell Voltage Sensing Range:
0 - 5 V
Cell Voltage Sensing Accuracy:
± 5 mV
No. Of Onboard Temperature Sensors:
3 # AFE + FET + Board Temperature Sensors
No. Of External Temperature Sensors:
8 # NTC Type
Temperature Sensing Accuracy:
≤ 1 °C Channel Accuracy, Range dependent on NTC used
Current Sensor Type:
Shunt
Current Sensing Range:
-200 to 200 A
Current Sensing Accuracy:
± 1 %
POWER DISTRIBUTION
Continuous Current:
60 A
Peak Current(10 min):
75 A
Peak Current(1 min):
100 A
Peak Current(10 sec):
120 A
Short Circuit Detection Current:
200 A
Short Circuit Response Time:
< 50 uS
 
CELL BALANCING
Maximum Cell Balancing Current:
200 mA @ V c e l l = 4.2 V
 
STATE ESTIMATION
SoC Accuracy:
≤ 1 For NMC %
≤ 3 For LFP % 		with cell modelling
SoH Accuracy:
≤ 3 For NMC %
≤ 3 For LFP % 		with cell modelling