Clamping parametrics and fit for 16V rails
The SMBJ16CA-13-F: For a 12 V bus, the 23.1 A peak pulse current rating gives the derating headroom needed when the source impedance is low.
Package and board integration
The SMB case has a low profile suited for dense PCB layouts, and the tape-and-reel or cut-tape packaging lets it feed into pick-and-place without a changeover. Operating from -55°C to 150°C junction temperature, it covers the full industrial temperature band with margin for self-heating during repetitive surge events.