NQ16W50SKA10 Datasheet, PDF (12/13 Pages) SynQor Worldwide Headquarters – SMT Surface Mount

Technical Specification
Input: 6.0 - 16.0V
Outputs: 0.75 - 5.0V
Current: 10A
Package: SMT
Reflow Soldering Guidelines: Figure J
shows a typical reflow profile for a eutectic sol-
Maximum Temperature (+210-260^oC)
der process. Due to variations in customer
applications, materials and processes, it is not
feasible for SynQor to recommend a specific
Eutectic Solder Melting Point (+183^oC)
reflow profile. The customer should use this pro-
file as a guideline only. Since the NiQor sur-
(+150-155^oC)
face mount modules have a larger thermal mass
and lower thermal resistance than standard
SMT components, it may be necessary to opti-
Pre-heat
Soak
Reflow
Cool Down
mize the solder reflow profile based on limita-
tions of the other components on the customer
board. Sufficient reflow time must be allowed to
• < 2.5^oC/sec
• 0.5-0.6^oC/sec
• 60 to 90 sec.,
typ., 2 min max
• 1.3-1.6^oC/sec
• 30 to 60 sec., typ.,
90 sec max
fuse the plating on the connection to ensure a
reliable solder joint. The solder reflow profile
should be confirmed by accurately measuring
2 to 4 min.
the SMT interconnect leads. Maximum case
temperature of 260°C (exposure for 5 seconds _{Figure J: Typical Eutectic (96.5Sn/3.0Ag/0.5Cu) Solder Profile}
or less) is not exceeded for the NiQor units.
Moisture Sensitivity: The NiQor surface mount modules have
an MSL rating 1 per IPC/JEDEC J-STD-033A.
RoHS Compliance: The EU led RoHS (Restriction of
Hazardous Substances) Directive bans the use of Lead,
Cadmium, Hexavalent Chromium, Mercury, Polybrominated
Cleaning and Drying: When possible, a no-clean solder _{Biphenyls (PBB), and Polybrominated Diphenyl Ether (PBDE) in}
paste system should be used to solder the NiQor SMT units to _{Electrical and Electronic Equipment. This SynQor product is 6/6}
their application board. The modules are suitable for aqueous _{RoHS compliant. For more information please refer to SynQor’s}
washing, however, the user must ensure sufficient drying to _{RoHS addendum available at our RoHS Compliance / Lead Free}
remove all water from the converter before powering up. _{Initiative web page or e-mail us at [e-mail].}
Inadequate cleaning and drying can affect the reliability of the
converter and the testing of the final assembly.
Product # NQ16W50SKA10
Phone [phone]
www.synqor.com
Doc.# 005-NS15W10 Rev. A 11/26/07
Page 12