Blog
All Flex continues to build its capabilities of fast-turn fabrication technology and innovate upon existing capabilities to bring you the highest quality flexible circuits at the fastest turnaround times possible. Read our blog below to learn more about what we’ve been up to.
High Wattage Polyimide Heater for Medical Applications
High Wattage Polyimide Heater for Molecular/DNA and P.O.C. Instruments Application: Using small high wattage heaters in medical instruments. All Flex’s customer base for Medical Diagnostic, DNA Testing, P.O.C. instruments and Cancer Diagnostics have been...
read moreFine-Line Maxi® Thermocouple Flex in Medical Applications
Application: Medical Ablation Catheters or Electrophysiology (EP) Catheters. All Flex has been working with several catheter manufacturers to replace bulky thermocouple wires with a Fine-Line Type T Thermocouple Flex Circuit in thermal and cryoablation...
read moreEmbedded Metal Encased and Surface Mount SMD Temperature Sensor Comparison
All Flex June 2020 White Paper Background All thermal systems for analytical equipment need some form of control, usually an embedded sensor in a metal heatsink or a Surface Mount Device (SMD). The question of how does one compare to the other is often asked....
read moreAluminum Backing for Flexible Heaters
Polyimide Flexible Heater Design Tips Question: Why should you put an aluminum backing on a polyimide heater? There are two main reasons: 1. To improve the life and reliability of the heater. 2. To help retain shape when applied to curved surfaces. (This Tech...
read moreInterconnect Solutions for Flexible Printed Circuits and Etched Foil Heaters
One of the most common questions our Applications Team receives is, “what is the best way to mate with a flexible printed circuit (FPC) or etched foil heater?” This is a difficult question to answer as every application is unique, because of this some interconnect...
read moreAll Flex Announces New President and CEO!
Northfield, MN. All Flex is excited to announce that former Chief Financial Officer, John Fallon, has become the new President and CEO. John has been serving All Flex in the CFO role for the past two-and-a-half years, demonstrating a high level of commitment to All...
read moreThermal Simulation to Optimize Flexible Heater Designs
Application: Using thermal simulations to reduce cost and design to production time. Most often when designing heaters for new applications the designer knows the desired outputs and has created a 3D model of the application. What is usually unknown is the amount of...
read moreLDI for Flexible Circuit Etch Resist
This article is the third and final part of methods for imaging etches resist. The first part discussed screen printing; the second part discussed traditional photo exposing. The third part discusses laser direct imaging (LDI).The basic process sequence for LDI is...
read moreFlexible PCBs and Connectors
While a well-designed flexible circuit will eliminate many connectors, ultimately most flexible circuits need to connect to something. Probably the most common entity that a flex circuit connects to is a rigid printed circuit board, but cable harnesses, polyester...
read morePlating Process Options for Flexible Circuits
Plating copper through holes or vias is a requirement for double sided and multilayer circuits. In a previous blog we discussed the plating process; specifically copper seed coating using electroless copper and shadow® plating, which is then followed with an electro...
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