Block diagram
10-channel relay driver
(Prototype chips are available for demonstration. Final product version will be ready by Q1/2021.)
The DRV1001 is a 10-channel relay driver ASIC. It consists of 10 individual driver channels. Each of them is capable of sinking 125 mA through a on-chip low-side switch from a high voltage (>24 V) supply.
Main features
- 10 low-side drivers with current limiting for self protection
- Internal over-temperature detection
- Serial communications for control of all drivers
Key Technical Specifications
- Temperature range: -50 to 185 °C
- Supply: 3.3 V
- Output voltage tolerance: >24 V
- Relay switching frequency: <17 kHz
- Propagation delay (serial communication): 3 μs
- Output current tolerance (each channel): 125 mA
Radiation Hardness
- TID tolerance: >100 Mrad
- SEL: >100 MeV·cm2/mg
- SET/SEU: >60 MeV·cm2/mg
Applications
- Motor control
- Industrial automation
- Process control
- Robotics
- Remote handling
This ASIC is part of a front-end rad-hard BiSS I/O module designed by MAGICS Instruments within Fusion for Energy remote handling activities (F4E-OMF-0633-01-03).