5 Original Texas Instruments TIP31A Medium Power NPN Transistors W/ Heat Sink

x10 TIP31A genuine Harris Semiconductor BJT NPN 60V 3A 40W 3MHz factory NOS 1990

Lot of 10 TIP31A ST Microelectronics General Purpose BJT TO-220 NPN 60V 3A NOS

TIP31A NPN Power Transistor (TO-220) 60V 40W 3A UK Seller

Motorola TIP31A Power Transistor TO-220 NPN 60V 3A NOS.

2N3707 GENUINE Texas Instruments U.S.A. NPN Transistor | 15 Available

Rare 1950s Vintage Texas Instruments 903 Silicon NPN Grown Junction Transistor

TIP31A "Original" Solid State Transistor 2 pcs