图文详情
产品属性
相关推荐
LFSOLDER TLF-209
1. Features
1) Pb-free (Sn/Ag/Cu series) solder alloy.
2) Stable printability with little change in viscosity during continuous printing.
3) Reduces void formatin.
4) Reduces mid-chip solder balls.
5) Does not slump in pre-heat.
6) Excellent solderability at high temperature.
7) Excellent solderability on fine pitch patterns of
2. Characteristics
Characteristics of LFSOLDER TLF-209
Table 1 - Characteristics of LFSOLDER TLF-209
Items |
Characteristics |
Test methods |
Alloy composition |
Sn 95.75 / Ag 3.5 / Cu 0.75 |
JIS Z 3282(1999) |
Melting point |
217~ |
According to DSC measurement |
Particle size of solder powder |
20~41μm |
Measure by laser diffraction method |
Shape of solder powder |
Spherical |
Annex 1 to JIS Z 3284(1994) |
Flux content |
10.9% |
JIS Z 3284 (1994) |
Chlorine content※ |
0.0% |
JIS Z 3197 (1986) 6.5 |
Viscosity |
220 Pa・s |
Annex 6 to JIS Z 3284(1994)
Viscometer, t*e PCU, manufactured by
Malcom, at |
※Result of examination in flux.
Table 2 - Characteristics of LFSOLDER TLF-209
Items |
Characteristics |
Test methods |
Water solution resistance test |
More than 5×104 Ω・cm |
JIS Z 3197 (1999) |
Insulation resistance test |
More than 1×109Ω |
Board t*e 2,Annex 3 to JIS Z 3284(1994) |
Slump test |
Less than |
Print the paste on ceramics board and heat for 60 seconds at |
Solder ball test |
Solder balls seldom occur |
Print the paste on ceramics board. After melting and heating, observe with a microscope of 50 times. STD-009e※ |
Solder spread test |
More than 76% |
JIS Z 3197 (1986) 6.10 |
Copper plate corrosion test |
No corrosion |
JIS Z 3197 (1986) |
Tackiness test of residue |
P* |
Annex 12 to JIS Z 3284(1994) |
※ Tamura Kaken test method
TLF-209-111M
田村锡膏