6-Position FFC/FPC Connector for Signal-Level Board Interconnects
The F51H-1A7H1-11006-B100 is a 6-position FFC/FPC connector from Amphenol ICC's Aorora F51H series. It uses a 0.039" (1.00mm) pitch, vertical SMT orientation with 1-sided contacts — the FFC inserts perpendicular to the PCB and mates with a single-sided flex circuit.
Board Fit: Pitch, Height, and Footprint
The vertical contact orientation means the FFC exits straight up, which keeps the cable routing out of the way of adjacent components. The connector accepts 0.33 mm thick FFC with a notched cable end type, which keys the insertion orientation and prevents reverse mating.
Mating Cycles and Contact Finish — What 20 Cycles Means
The 20-cycle mating rating is low compared to ZIF connectors that offer 30 or more cycles. The gold flash (1.97 µinch) is a thin corrosion barrier — adequate for one-time assembly or occasional rework, but not for field-service connectors that are disconnected quarterly. In a product that is assembled once and never re-mated, the 20-cycle rating is irrelevant; if the FFC needs to be swapped during manufacturing test or firmware updates, stay within the cycle budget.
Comparing the 6-Position Against Siblings
The closest alternative within the F51H series is the F51H-1A7H1-11004-B100, a 4-position version with identical pitch, height, current, and finish. If your BOM needs fewer circuits, that part drops in without a board redesign. The 7-position F51H-1A7H1-11007-B100 adds one circuit and accepts both 0.30 mm and 0.33 mm FFC thickness with a straight/tapered cable end. If your flex cable uses a different end key or you need one more signal, that sibling is the direct match. For applications that require more frequent reconnection, the F51W-1A7H1-11010 from the Aorora F51W series offers a ZIF mechanism and slide lock, rated for 30 mating cycles. It is slightly taller (0.167" / 4.25 mm) but shares the same pitch and current rating. If the 20-cycle limit is a constraint, the F51W is the upgrade path.