Satellites and subsystems > Attitude > Attitude sensors > Sun sensors > Sunsense - Coarse Sun Sensor
Key highlights
Featuring a low shut-down current consumption and communication via an I2C interface, SunSense ensures efficient energy management. SunSense’s sensor includes on-board temperature compensation. It also includes a low-noise amplifier and a 16-bit ADC. It comes with a hard anodised Al 6061 enclosure, making it mountable externally on all solar panels.
Key features
Performance:
- Interface Type: Digital
- Field of View: 110°
- Measuring Range: 0 to 228 kLux
- Output resolution: 0.0034 lux/counts
- Operational Temperature: -40° to 110° C
Mechanical:
- Dimensions: 30mm x 22mm x 7.46mm
- Mass: ~15g
- Connector: space grade 4-pin pico-blade
Electrical:
- Shutdown Current Consumption: 0.5 μA
- Operating Voltage: 2.5V to 3.3V (nominal)
- Communication Interface: I2C
Flight heritage
- PSLV-C60 (ISRO)
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Last updated: 2025-01-06
Technical specs
field of view
110 deg
field of view accuracy
± 10°
operating temperature
-40 to 110 C
length
30 mm
width
22 mm
height
7.6 mm
mass
15 g
peak power consumption
0.9 mW
shutdown current consumption
0.5 μA (max)
nominal operating voltage
2.5 to 3.3 V
data interface
I2C
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