25–29 Jun 2023
Ole-Johan Dahls Hus
Europe/Oslo timezone

Spacepix-3: SoI MAPS Detector for Space Radiation Monitoring

26 Jun 2023, 14:05
20m
Simula Auditorium (Ole-Johan Dahls Hus)

Simula Auditorium

Ole-Johan Dahls Hus

Oslo Science Park Gaustadalléen 23B, 0373 Oslo
Oral Frond-end Electronics and Readout Front-end Electronics and Readout

Speaker

Dr Pavel Vancura (Czech Technical University in Prague, Faculty of Nuclear Sciences and Physical Engineering)

Description

Radiation in space is a potential risk to human health and electronic systems. Spacepix-3, the successor of Spacepix-2 [1], is a high voltage monolithic active pixel sensor (HV-MAPS) ASIC capable of measuring flux and distinguishing between types of radiation, protons, electrons, and ions. SpacePix3, improved version of the former SpacePix2, features a 64 × 64 pixel matrix with a pixel pitch of 60 µm and a total sensitive area of 3.84 × 3.84 mm$^2$. Analog signals from pixels are digitized by 32 10-bit column ADCs with a successive approximation register (SAR). The total power consumption is 43 mA from a 1.8 V power supply. Sensor diodes are biased at -150 V. Special Spacepix-3 functions are backside channel signal processing, SPI/LVDS readout modes, hit trigger output, debugging features, thermometer, radiation-hardened, multichip operation, and analog pixel output. Chip is implemented in 180 nm SoI technology.

Primary author

Dr Pavel Vancura (Czech Technical University in Prague, Faculty of Nuclear Sciences and Physical Engineering)

Co-authors

Anhelina Kostina (Czech Technical University in Prague (CZ)) Jakub Jirsa (Czech Technical University in Prague (CZ)) Josef Gecnuk (CTU in Prague) Lukas Tomasek (Czech Technical University in Prague (CZ)) Maria Marcisovska (Czech Technical University in Prague (CZ)) Michal Marcisovsky (Czech Academy of Sciences (CZ)) Oleksandr Korchak (Czech Technical University (CZ)) Pavel Stanek (Czech Technical University in Prague (CZ)) Peter Svihra (CERN) Zdenko Janoska (Czech Technical University in Prague (CZ))

Presentation materials