circuitnet
Sponsor
Schunk

Depaneling machine for separating circuit boards
SCHUNK offers solutions for the entire spectrum of the depaneling operation — from product selection, workpiece holder solutions and optimization of milling.
SCHUNK
Advanced-Interconnections
Sponsor
Ormet-TLPS

AIT ORMET® TLPS for Proven Reliability
AIT ORMET® TLPS is proven for outstanding reliability for High and Ultra High-Density Interconnection and high temperature build-up Layer Interconnection beyond 175°C
Ormet® TLPS
Ask the Experts
INDEX
ASK
PANEL
JOIN
COMMENT
SEARCH
July 28, 2010 - Updated
July 26, 2010 - Originally Posted

Soldermask Insulation Issue



We have an unusual component situation. A long lead on an SMT component is overhanging the pad. Can solder mask in this area provide an acceptable level of insulation between the overhanging component lead and a circuit conductor running below?

F. A.

Expert Panel Responses

No. Solder masks are not designed as dielectric insulators.

image
Dr. Craig D. Hillman
CEO & Managing Partner
DfR Solutions
Dr. Hillman's specialties include best practices in Design for Reliability, strategies for transitioning to Pb-free, supplier qualification, passive component technology and printed board failure mechanisms.
Submit A Comment

Comments are reviewed prior to posting. You must include your full name to have your comments posted. We will not post your email address.

Your Name


Your Company
Your E-mail


Your Country
Your Comments



Free Newsletter Subscription
Circuitnet is built for professionals who bear the responsibility of looking ahead, imagining the future, and preparing for it.

Insert Your Email Address

Sponsor
AI-Technology-Inc

Reflow Solderable TIM1 Thermal Grease
AIT's CGR7016 & CGR7019-LB series are proven reliable for thermal interface usage at extreme temperatures. 100% chip to heat-spreader lid seal after multiple reflow soldering.
AI Technology, Inc.
Plasmatreat-GmbH