IT3/IT5
Connector System
G
ENERAL
I
NFORMATION
Document Number:
ETAD-F0458
Revision 3.10
Page
1
of
73
Hirose
IT3
connector assembly
Hirose
IT5
connector assembly
The Hirose
IT3/IT5
connector system is a three-piece mezzanine connector. Process-friendly BGA
receptacles are assembled onto PWBs, and separate, configurable interposers complete the
connections between circuit boards. It is available in 100, 200 and 300 signal model. IT3 is
available with tin-lead or lead-free alloy solder balls and IT5 is available in lead-free alloy solder
balls.
1.1
Purpose
This technical bulletin is intended to provide basic information and product features of the
Hirose
IT3/IT5
BGA connector system. By providing this information, Hirose believes it can help
its customers to speed product development, improve quality and reliability, and limit overall
system costs.
1.2 Scope
This guideline provides information useful for applications using the
IT3/IT5
BGA connector
system. It provides information pertaining to:
a) General overview of the connector system
b) Configuration and part numbering
c) PWB design
d) Assembly processing, inspection and repair
This document will be updated by Hirose as required to reflect current technologies and
manufacturing capabilities.
Section 1 Introduction
Nov.1.2022 Copyright 2022 HIROSE ELECTRIC CO., LTD. All Rights Reserved.