KopherBit KCU

The smartest VCU

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KopherBit Control Unit

KCU is a widely integrated solution with software/firmware/hardware, which can be applied in several VCU application scenarios, and it is your best VCU choice! Our KCU is designed in house and made in Taiwan. Its architecture complied with international AUTOSAR standard, and it can deal with powertrain system, X-by-wire control system and BMS management. KCU Gen2 is upgraded by adding EDR and CCS PLC interfaces. Overall, we help our clients significantly reduce the cost of EV development.

GEN1 Introduction

ParameterDescription
Main-CPUNXP MPC5744P, 200MHz, 2.5MB Flash, 384KB SRAM
Safety-CPUNXP S32K114, 48MHz, 128K Flash
External Memory512KB SPI Bus Serial EEPROM
Operation Voltage9-36V
Communication InterfaceCAN 2.0B x 3
LIN x 1
External CAN InterfaceCAN FD x 1
Digital Input41 Channel multiple switch:
-13 high/low active programmable (switch to VBAT or GND)
-28 low active (switch to GND)
Frequency Input4 high active PWM inputs
Analog Input8 analog inputs with redundancy
7 analog inputs
Digital Output18 low side outputs
10 high side outputs
Sensor VoltageSensor 5V supply x 5 @max. 50mA
Size141.8mm x 175.3mm x 37mm
ConnectorTyco Electronics 121-pins
EnvironmentOperating temperature: -40°C~+85°C
Storage temperature: -40°C~+85°C
IP6K7, compliance
ISO16750, ISO7637 compliance
CISPR25 compliance
Satisfying 0~95%, noncondensing

GEN1 Application Scenarios

Powertrain Control System
Battery Management System
X-by-wire System Control

GEN2 Introduction

ParameterDescription
Main-CPUInfineon TC387
External Memory1024KB FRAM
Operation Voltage9-36V
Communication InterfaceCAN FD x 4
LIN x 1
Ethernet 100 Base-T1 x 1
CCS PLC x 1
Digital Input22Channel multiple switch
Frequency Input8 high active PWM inputs
Analog Input26 analog inputs
Digital Output28 low side outputs
6 high side outputs
Sensor VoltageSensor 5V supply x 5 @max. 50mA
Size141.8mm x 175.3mm x 37mm
ConnectorMolex 112 pins
EnvironmentOperating temperature: -40°C~+85°C
Storage temperature: -40°C~+85°C
IP6K7, compliance
ISO16750, ISO7637 compliance
CISPR25 compliance
Satisfying 0~95%, noncondensing

GEN2 Application Scenarios

Powertrain Control System
Battery Management System
X-by-wire System Control
CCS PLC Charging Interfaces Control
Event Data Recorder

Third Party Justified Inspection

Power Interruption TestISO 16750-2
Battery Voltage TestGMW 3172
Superposition of Sine Waves Voltage TestISO 16750-2
Intermittent Shortcircuit Test to Ground for Inout/OutputGMW 3172 - 9.2.8
Continuous Shortcircuit Test to Ground for Inout/OutputGMW 3172 - 9.2.8
Open Circuit Test16750-2
Ground Offset TestGMW 14082 for Global A
(or GB 14082 for Global B)
Power Offset TestGMW 3172
Power Overload TestGMW 3172
Power Insulation Resistance TestISO 16750-2
Camshaft Pulse TestGMW 3172 & ISO 7637-2 (6/2004)
Combination of Temperature Circulation and Vibration Load TestISO 16750-3, Sec. 4.1.2.4
Mechanical Shock TestIEC 60068-2-27
Crush for Housing TestGMW 3172
Free Fall TestGMW 3172
High-Temperature Decomposition TestISO 16750-4
Thermal Shock TestISO 16750-4
Power and Temperature Coupling TestIEC 60068-2-14
Circulated Moiture Heating TestIEC 60068-2-38
Dust TestISO 16750-4, Sec. 5.10
Waterproof TestISO 16750-4, Sec. 7-ISO 20653(CNS 15455)
Seal TestISO 16750-4, Sec. 7-ISO 20653(CNS 15455)
EMC & EMI TestECE R10 Rev. 5 Annex 7 & 8 / CISPR 25/
ISO 10605 / ISO 11452 / ISO 11452-4 / ISO 7637-2

*Actual inspected content may vary according to the design of hardware

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