MMBF170LT1G by Onsemi is a N-CHANNEL FET with 60V DS Breakdown Voltage and 0.5A Drain Current. Ideal for SWITCHING applications, it operates in ENHANCEMENT MODE with a max power dissipation of 0.225W. This small outline transistor has a temperature range from -55 to 150 °C.
ULN2803ADWG4 by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates at temperatures ranging from -40 to 85°C and has a max supply voltage of 3V. Ideal for applications requiring sink current flow direction in a small outline package style.
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Drain Current (ID): .2 A; Transistor Application: SWITCHING;
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): 1.8 W; Maximum Collector Current (IC): .8 A;
Small Signal Field-Effect Transistors; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Transistor Application: SWITCHING; Maximum Drain Current (ID): .34 A; Package Style (Meter): SMALL OUTLINE;