Charles Christenson

Charles Christenson, our beloved father, passed away peacefully January 17th, 2007. We created this blog in memory of our father and to share our memory of him with others. Please feel free to post comments, kind thoughts, and best wishes.

To Submit a kind thought or rememberance:
1.Send your rememberance in an email to: danpaul22.chuck@blogger.com
2. In the subject field type your name

(You can view a collection of photos about Chuck by clinking on the link, "Chuck's Photos")

Thursday, November 05, 2015

Double sided IMS PCB

Dear ,

Good day.

IMS PCB's are metal backed printed circuit boards, typically the metal is aluminum 5052. Double sided IMS PCB's are adding another copper layer onto a single sided MCPCB, because there's no much room for the track layout on one side.

Double sided IMS PCB

PCB dimension:

500 x 150mm=10 PCS

Basic stack up:

2 Layer PCB

 

copper ------- 70um(2oz)

prepreg ------ 75um

copper ------- 70um(2oz)

prepreg ------ 75um

aluminum base - 1.8mm

Thermal conductivity:

2W/MK

Minimum trace and space

4mil/4mil

Minimum / maximum holes

0.4mm/3.8mm

Number of different holes

12

Number of drill holes

5015

Number of milled slots

0

Material:

2W/MK thermal conductivity

Surface finish:

HASL Lead free

Solder mask:

Ultra white for LED

Contour:

2mm router, 3mm connection bridge

Via:

plated through hole(PTH), via tented

Final height of PCB

2.2mm ±0.2

 

If you have requirements on the IMS PCB's, please do not hesitate to contact us by simply reply back to this email or following contact, I will get back to you ASAP.

Wish you the best in trade. 

 

Ruth Huang | Business development

Bicheng PCB |Material partners: ITEQ, SHENGY, TAIYO, KUANGSHUN

(86-755-21949341 | www.bicheng-pcb.com | sales12@bicheng-pcb.com

If you do not want to receive emails from Bicheng about marketing communications, reply as "remove" in the subject line.

Bicheng is located at Baoan, Shenzhen, China 518103.






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