2SK1101-01MR 450V 10A N-Channel MOSFET

70৳ 
The 2SK1101-01, 2SK-1101, K1101, 1101-01 is a 50W 450V 10A N-Channel Silicon Power MOSFET TO-220 Package MOSFET MOS Field Effect Transistor.

2N5459 25V 4mA N-Channel J-FET

220৳ 
The 2N5459, 2N-5459, 5459 is a J-FET N-Channel 25 V 625 mW Through Hole TO-92-3 from ON Semiconductor. N-Channel General Purpose Amplifier

CA3130E CMOS Operational Amplifier IC

130৳ 
The CA3130A and CA3130E are op amps that combine the advantage of both CMOS and bipolar transistors. Those are used in the input circuit to provide very-high-input impedance, very-low-input current, and exceptional speed performance.