
Price: 10-20 USD
10A, DC/DC step down power supply, 4.5V to 20V, switching controller, power FETs, inductor

Price: 2.03-3 USD
10SON, buck-boost converter, 1.2 V ~ 5.5 V, 800mA, 1.25MHz ~ 1.5MHz

Price: 0.1-1 USD
NPN switching transistor, SOT-23, 40V collector-emitter voltage, collector current 600 mA

Price: 1-1 USD
silicon Epitaxial-Base, PNP power transistor, TO-220

Price: 1-2 USD
IC OPAMP GP R-R 1MHZ DUAL 8SOIC - OPA2348AIDR

Price: 7.14-7.28 USD
SC550108MFU33, QFP, Freescale Semiconductor, Inc, Integrated Circuits

Price: 2.15-2.38 USD
Analog-to-digital converters, 10-BIT, 38 KSPS, 8-SOIC, –0.5 V to 6.5 V, ±20 mA

Price: 1-1 USD
silicion N channel IGBT, 600V, 800A, high input impedance, enhancement mode, high speed

Price: 2-5 USD
Power MOSFET, N-Chan, 500V, 8.0 Amp, TO-220AB, Vishay Siliconix

Price: 33-38 USD
1990MHZ, TO-272-16, RF LDMOS, Wideband Integrated Power Amplifiers

Price: 0.065-0.085 USD
3-input AND Gate, 1.65V to 5.5V VCC

Price: 0.5-2 USD
IC, DIP, -0.5 to 16V, 100mA, 500mW, BA618, Rohm, 16 pin, directly coupled with TTL