Solar Panel Support - 10 watt to 100 watts Open Circuit Voltage - 17v to 24 volts DC, Max Current - 10 Amperes.

Charging Controller - Op - Amp Controlled P - Channel MOSFET , Linear Voltage Control Charging with LDO ( low drop out ) of 0.7 volts. High Efficiency.

Battery Support - 1 Ah to 60 Ah Lead Acid or Sealed Lead Acid ( SLA ) Battery, Ni -Cd Battery, Lithium Battery.

LED Lights Support - 12 volt 1 watt to 50 watt LED Street Lights , LED panels.

Dusk to Dawn Function - LDR controlled N - Channel MOSFET, supports load up to 50 Watts.

USB Charging Port - 5 volts 1.5 Ampere USB type A Female Charging port.�

Standard Components - All components used are available online or at your local electronics store.

No SMD components used - Only through hole components used, making soldering and replacement hassle free.

Low cost - This amplifier can be made in a fraction of cost compared to similar amplifiers available in market.

Compatible / Replacement Part no.

P - Channel MOSFETS ( Q2 )

IRF9540, IRF4905, IRF5305, IRF9Z24, IRF9Z34

N - Channel MOSFETS ( Q1 )

IRF540, IRF3205, IRFZ44, IRFZ48, STP55NF06

Transistor ( Q3 Q4 )

BC546-547-548-549-550

OP - Amp ic ( U1 )

LM358 NE5532, TL072, JRC4558, LM833,