IPC-7351B Naming Convention for Transistor Outline TO (DPAK, D2PAK)

TO + Pitch + P + Lead Span Nominal X Height – Pin Qty

Example:

TO170P1435X465-5N_JEDEC_MO-169AB_D2PAK

TO – Surface Mount Plastic Transistor Outline Header Family
170P – Pitch = 1.70mm
1435 – Lead Span Nominal = 14.35mm
465 – Component Height (Body Height) = 4.65mm
5 – Pins Qty = 5
JEDEC_MO-169AB_D2PAK – Standard Package Name (Added by PCB-3D.com)