About the Product

DIO7910A08ST5 0.8V LDO for Antminer HS3, S19Kpro, S19XP, S21, T21

The DIO7910A08ST5 0.8V LDO chip is a high-precision, low-noise, and high-speed CMOS linear regulator designed for repairing and maintaining the hash boards of Antminer HS3, S19Kpro, S19XP, S21, and T21 models. It delivers stable and reliable performance, helping your mining rigs operate at peak efficiency.

KAD3B High-Precision 0.8V LDO Chip

  • Output Voltage: 0.8V

  • Input Voltage Range: 1.6V – 5.5V

  • Maximum Output Current: 300mA

  • Ultra-low quiescent current and high PSRR ensure stable operation in demanding mining environments

  • Marked KAD3B on the silk screen

  • Package Type: SOT23-5, easy to install

  • New and original replacement chip, perfect for minimizing downtime and maintaining performance


0.8V LDO Chip Features for Antminer Hash Board Repair

FeatureSpecification
Operating Input Voltage Range1.6V – 5.5V
Output Voltage0.8V
Output Current300mA
Quiescent Current25 µA (typical)
Dropout Voltage170mV @ IOUT = 300mA
PSRR75dB @ 1kHz, IOUT = 20mA
Output Voltage Tolerance±1%
Capacitor Stability1 µF ceramic capacitor
Protection FeaturesThermal overload, short circuit
Package TypeSOT23-5