TITLE
:
DF40 Series Guideline
ETAD-H1015-00
HIROSE ELECTRIC CO.,LTD.
PRODUCT
:
BOARD TO BOARD/FPC CONNECTOR,
Pitch: 0.4mm, Width: 3.38mm,
Stacking height: 1.5-4.0mm
PAGE:
9
OF
18
Copyright© 2007 Hirose Electric Co., Ltd. All rights reserved.
2
Mounting requirements
2.1 Metal mask design
Recommended metal mask dimensions for receptacle (ex. 40 pos.)
Recommended soldering paste amount: 0.0135 mm
3
(Per 1 Pad)
Recommended metal mask dimensions for plug (ex. 40 pos.)
Recommended soldering paste amount: 0.0121 mm
3
(Per 1
Pad)
Recommended metal mask thickness and open ratio
Open ratio: 80 % (of the recommended PWB layout)
Metal mask thickness: 0.12 mm
NOTE: Solder paste amount beyond the recommendation may cause solder wicking and flux
penetration. Please contact us when the soldering condition needs to be different from the
recommended condition.
Oct.1.2021 Copyright 2021 HIROSE ELECTRIC CO., LTD. All Rights Reserved.
