SUNGHOM
SUNGHOM

Insulated Metal Substrate PCB

IMS PCB Manufacturing Capability

CategoryItemTypicalAdvanced
BasicLayer Count1L - 4L2L - 6L
BasicBase Material & Matching PrepregAluminum, Copper Base MaterialAluminum, Copper Base Material(ITEQ, CSEM)
BasicThermal Conductivity1.0 - 3.0 w/mk3.0 - 4.0 w/mk
BasicFinished Brd. Thk.0.5 mm - 4.00 mm0.5 mm - 5.0 mm
BasicFinished Copper Wt.0.5 oz - 4.0 oz(External), 0.25 oz - 3.00 oz(Internal)0.5 oz - 6.0 oz(external), 0.25 oz - 4.00 oz(Internal)
BasicMin. Brd. Size15.00 mm * 20.00 mm10.00 mm * 10.00 mm
BasicMax. Brd. Size210 * 1200 mm, 550*550 mm210*1500 mm, 550*680mm
Surface FinishH.A.L.(leaded / lead-free)1 um - 40 um1 um - 40 um
Surface FinishOSP0.2 um - 0.4 um0.2 um - 0.4 um
Surface FinishENIG3 um - 5 um(nickle), 1 uin - 4 uin(Gold)3 um - 5 um(nickle), 1 uin - 4 uin(Gold)
Surface FinishImmersion Tin≥ 1 um≥ 1 um
Drill/HoleAspect Ratio for Mechanical Drill16:1(drill dia. ≥ 0.30 mm)16:1(drill dia. ≥ 0.30 mm)
Drill/HoleMin. Mechanical Drill0.30 mm0.20 mm
Drill/HoleMax. Mechanical Drill4.0 mm5.2 mm
Drill/HoleMax. Hole for Bluemask Plugging5.00 mm5.00 mm
Drill/HoleMax. Hole for Soldermask Plugging0.65 mm0.65 mm
Drill/HoleCounter Bore/Sink Hole AngleYESYES
Clearance/DistanceMin. External Copper to Brd. Outline Clearance for Not Exposing Copper After Milling8 mil8 mil
Clearance/DistanceMin. Internal Copper to Brd. Outline Clearance for Not Exposing Copper After Milling8 mil8 mil
Clearance/DistanceMin. Drill to Drill(different nets) Clearance for CAF Proof9 mil12 mil(≥16 mil for mission critical application)
Clearance/DistanceMin. Bluemask to Pad Clearance14 mil14 mil
Clearance/DistanceMin. Drill(compensated) to Conductor, Clearance for 1 Buildup5.5 mil(4L), 7 mil(6L - 8L), 8 mil(10L - 16L), 9 mil(18L - 28L), 12 mil(>28L)5.0 mil(4L), 6 mil(6L - 8L), 7 mil(10L - 16L), 8 mil(18L - 28L), 10 mil(>28L)
Clearance/DistanceMin. Distance for V-score Jump15 mm(brd. thk. ≤ 1.60 mm)12 mm(brd. thk. ≤ 1.60 mm)
Solder MaskLacquer ColorGreen(matt/glossy), Yellow, Black(matt/glossy), Blue, Red, White, OrangeGreen(matt/glossy), Yellow, Black(matt/glossy), Blue, Red, White, Orange
Solder MaskMin. Soldermask Web0.10 mm0.075 mm
Solder MaskMin. Soldermask to Pad Clearance0.10 mm0.10 mm
Solder MaskMin. Soldermask Track Cover0.10 mm0.10 mm
Solder MaskSoldermask Thk. on Copper0.05 - 0.08 mm0.05 - 0.08 um
Solder MaskSoldermask Thk. at Shoulder≥ 0.01(one-time printing)≥ 0.01(one-time printing)
Solder MaskSoldermask Thk. Over Hole≥ 0.01 um≥ 0.01
LegendLacquer ColorWhite, Yellow, Black, OrangeWhite, Yellow, Black, Orange
LegendMin. Stroke Width0.17 mm0.17 mm
LegendMin. Height for Legibility1.00 mm1.00 mm
LegendMin. Legend to Pad Clearance0.15 mm0.10 mm