SpeedVal Kit™

Motherboard includes:

• DC Bus • Current and voltage sensing • Daughter card Interfaces

Half Bridge Motherboard

Half-Bridge Motherboard

Half-Bridge Motherboard block diagram

Control Card

• Optional control card • Controls board signals and provides sensor feedback • Computer-based GUI • PWM control

TI: TMDSCNCD280039C

NXP: HVP-56F83783

• Half-bridge configuration • Card edge connector for low inductance and easy swapping • Gate resistors onboard • Unique cards for each discrete package • Heatsink included • Optimized high-bandwidth current sensing

Power Daughter Card block diagram

Power Daughter Card

• Half-bridge gate driver and gate bias supply • Developed in conjunction with industry leading gate driver partners • Enables testing of various drivers to select suitable rating and features

Texas Instruments: UCC21750 & UCC21710

Gate Driver Card block diagram

Texas Instruments gate driver card

Gate Driver Card

Analog Devices: ADuM4146

Analog Devices gate driver card

Skyworks: Si823Hx

SkyWorks gate driver card

Buck/Boost Filter

• Reconfigurable to enable buck or boost operation • Multiple power ratings available • Simplifies system-level testing

Buck/Boost Motherboard

Buck/Boost Filter block diagram