X4C40L1-04G from TTM Technologies, Inc. is a 0603 4DB DIRECTIONAL COUPLER
Series: XingerIV
Base Number: X4C40
Package: Tape & Reel or Cut Tape
Standard Package: 4,000
RoHS: ROHS3 Compliant
REACH: Unaffected
MSL: Unlimited
RF and Wireless / RF Directional Coupler