SI2301 is a P Channel 20V 2.8A MOSFET marked A1SHB on the silkscreen, located on the Whatsminer CB4-V10 control board, and its operating temperature is between -55°C and +150°C.
Product parameter:
Transistor polarity: P-Channel
Number of channels: 1 Channel
Vds - drain-source breakdown voltage: 20 V
Id - continuous drain current: 2.8 A
Rds on - drain-source resistance: 110 mOhms
Vgs - gate-source voltage: - 8 V, + 8 V
Vgs th - gate-source threshold voltage: 450 mV
Qg - gate charge: 14.5 nC
Minimum operating temperature: - 55 C
Maximum operating temperature: + 150 C
Pd - power dissipation: 1.25 W
Features:
• High-dense cell design for extremely low RDS(ON)
• Rugged and reliable
• High-speed switching
• Epoxy meets UL 94 V-0 flammability rating
• Moisture sensitivity level 1
• Halogen free
• Lead-free finish/RoHS compliant