Surface Insulation Resistance (SIR) Test

Surface Insulation Resistance (SIR) Test
Details:
The Surface Insulation Resistance (SIR) test can be used to evaluate problems caused by short circuits or current leaks between metal conductors, helping to identify whether any flux or other chemicals in the solder paste remain on the PCB surface that may affect the electrical characteristics of electronic components
The surface insulation resistance (SIR) test data can directly reflect the cleanliness of the PCB.
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Description
Technical Parameters
Service Content

 

The surface insulation resistance (SIR) test of GRGT is conducted by continuously applying a certain bias voltage to the PCB in a high temperature and high humidity environment, and observing whether there is a momentary short circuit or slow leakage of insulation failure between the lines after a long period of testing.

 

Service Scope

 

Scope of test objects: soldering flux, cleaning agent, solder paste, tin slag reducing agent, PCB soft board

 

Test items and Standards

 

Test Subject

Testing Standards

Test Introduction

P C B

IPC-TM-6502.6.3F

IPC-TM-6502.6.3.7

IPC 9201A

ISO 9455;IEC 61189

Changing circuit board design or layout;

Assess the qualifications of bare board suppliers;

Product calibration based on reliability

Solder resist layer

IPC-TM-6502.6.3.1E

Change cleaning materials or processes

Flux

IPC-TM-6502.6.3.3B

JIS Z3197

Change cleaning materials or processes;

Change the reflow soldering or wave soldering process;

Change soldering flux and/or solder paste

Conformal Coating

IPC-TM-6502.6.3.4A

Using new color shaping coatings or processes

 

For more testing standards, please contact our online customer service.

 

Qualifications

 

Certified by CNAS CMA and over 60 OEMs and Tier1.

product-813-538

 

Test Cycle

 

About 3-5 days

 

Our Srengths

 

GRGT is the first third-party testing organization in China to complete a full set of vehicle regulations certification, with batch verification testing capabilities for APD, VCSEL, PLD, etc. It can monitor the avalanche current of APD and other devices throughout the entire process, as well as perform HTRB testing under illumination.

 

In the talent team, a vehicle regulation verification team with doctors and experts as the core has been formed, possessing the most authoritative interpretation and testing capabilities of vehicle regulation standards in China, and can provide one-stop vehicle regulation certification solutions.

 

Test Case

 

1

 

 

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