BGA Solder Ball
 
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BGA Solder Ball

Standard Lead Free Alloy RoHS (Pb Free)
Ref. Composition Typical
Device Types
Standard
Order
Density
gm/cc
SAC305 Sn96.5 Ag3.0 Cu0.5 BGA Standard 7.4
Minimum Order 250K pcs
 
 
Special Lead Free Alloy RoHS (Pb Free)
Ref. Alloy Typical
Device Types
Available
Special Order
Density
gm/cc
SAC101 Sn98.9 Ag1.0 Cu0.1 None Yes 7.343
SAC105 Sn98.5 Ag1.0 Cu0.5 Wafer Level Yes 7.350
SAC125 Sn98.3 Ag1.2 Cu0.5 None Yes 7.356
SAC125+Ni Sn 98.25 Ag 1.2 Cu 0.5 Ni 0.05 None Ask 7.356
SAC266 Sn96.8 Ag2.6 Cu0.6 None Ask 7.403
SAC300 Sn96.95 Ag3.0 Cu0.05 None Ask 7.406
SAC307 Sn96.3 Ag3.0 Cu0.7 None Ask 7.417
- Sn80.8 Sb18 Ni.2 None Ask -
SAC350 Sn96.45 Ag3.5 Cu0.05 None Ask 7.422
SAC387 Sn95.5 Ag3.8 Cu0.7 None Ask 7.442
SAC400 Sn95.95 Ag4.0 Cu0.05 None Ask 7.438
SAC405 Sn95.5 Ag4.0 Cu0.5 BGA Yes 7.445
Sn96 Sn96.5 Ag3.5 CBGA Yes 7.400
Minimum Order 250K pcs
 
 
Non Lead Free Alloy
Ref. Composition Typical
Device Types
Available
Special Order
Density
gm/cc
Sn62 Sn62 Pb36 Ag2.0 BGA/CBGA Yes 8.44
Sn63 Sn63 Pb37 BGA Standard 8.4
Sn60 Sn60 Pb40 N/A No 8.5
Sn20 Sn20 Pb80 CCGA Column 10.2
Sn15 Sn15 Pb85 CCGA Column 10.5
Sn10 Sn10 Pb90 CBGA
CCGA
Ball
Column
10.7
Sn5 Sn5 Pb95 Flip Chip Ask 11.0
MOQ = Minimum Order 250Kpcs
 
 
Ball Diameter
Ø Ball Dia
(mm)
Ø Ball Dia
(Mil)
Standard
BGA Pitch
Alternative
BGA Pitch
Ø Ball Diam
Tolerance
Pre-Reflow
0.76mm 30 mil 1.27 ~ 1.5mm - ±15µm
0.635mm 25 mil 1.0mm - ±15µm
0.61mm 24 mil 1.0mm - ±15µm
0.50mm 20 mil 1.0mm 0.8mm ±10µm
0.45mm 18 mil 0.8mm 1.0mm ±10µm
0.40mm 16 mil 0.8mm 1.0mm ±10µm
0.35mm 14 mil 0.65 ~ 0.75mm - ±10µm
0.30mm 12 mil 0.5mm - ±10µm
0.25mm 10mil 0.4mm - ±10µm
0.20mm 8mil 0.3mm - ±10µm
0.15mm 6mil - - ±10µm
0.10mm 4mil - - ±5µm
Other Ball Diameters Avialable:
 
 
Ball Weight (Mass)
Ø Ball Dia
(mm)
Ø Ball Dia
(Mil)
Solder ball
Volume
cm3
Nbr Ball
Per gm
Sn63/Pb37
Nbr Ball
Per gm
SAC305
0.76mm 30 mil 0.0017671 67 76
0.635mm 25 mil 0.0010827 110 125
0.61mm 24 mil 0.0009508 125 140
0.50mm 20 mil 0.0005236 230 260
0.45mm 18 mil 0.0003817 310 350
0.40mm 16 mil 0.0002681 440 500
0.35mm 14 mil 0.0001796 660 750
0.30mm 12 mil 0.0001131 1050 1200
0.25mm 10mil 0.0000654 1820 2065
0.20mm 8mil 0.0000335 3550 4030
0.15mm 6mil 0.0000141 8400 9600
0.10mm 4mil 0.0000042 28000 32000
Mass (gm) of an individual solder ball is calculated by dividing the number of balls into the number 1.0
Example: 1/76 = 0.01315gm is the mass of a single SAC305 ball measuring Ø 0.76mm diameter
Weights and measurements provided above are approximations and are not guaranteed to be accurate.



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