PDTD123EK NPN 500 mA, 50 V resistor-equipped transistors; R1 = 2.2 kW, stock suppliers.
Greystone Components CorpAddress: 100 Crawford St Leominster MA 01453 United States
Vision Electronics, Inc. Address: 620 Douglas Ave., Ste. 1304 Altamonte Springs FL 32714 United States
Iconix Inc.Address: 40 Oser Avenue Suite 4 Hauppauge NY 11788 United States
M.S. Hi-Tech Inc.Address: 517 Rte. 111 Hauppauge NY 11788 United States
Maverick Electronics, Inc.Address: 11567 E US Highway 82 Whitesboro TX 76273 United States