Ag Alloy Bonding Wire

Ag Alloy Bonding Wire
Characteristics
特 徴
● 安価で優れた接合性
● Reduce
material cost with good bondability
● High reflectivity in short wavelength range
● Low resistivity(SEB・SEC type)
● Softer FAB(SEC type)
● 短波長領域で優れた反射率
● 低比抵抗(SEB・SEC タイプ)
● 軟らかい FAB(SECタイプ)
TANAKA Ag alloy wire lineup
Resistivity
10
LC
SEA
SEB
SEC
SEC
Characteristics
Resistivity/μΩ・cm
Release
(year)
Cost effective Au base alloy wire.
No need shield gas
2010 Original Ag base alloy wire.
Low resistivity Ag base alloy wire
2012
(same as 2N Au alloy wire)
1998
Low resistivity Ag base alloy wire
2014 (same as 4N Au wire)
Softer FAB hardness
9.1
8
6
4.7
4
3.1
2.3
3.3
2.6
1.9
1.8
2
0
4N
2N
SEC
Au
Reflectivity
SEB
SEA
LC
Bare PCC
Ag
Cu
Fusing Current
Wire diameter : 20μm
2.0
Fusing Current(A)
Reflectivity(%)
100
80
Au
60
SEA
SEB
40
SEC
LC
20
SEA
SEB
SEC
4N-Au
1.5
1.0
0.5
Cu
0
350
450
550
650
0
0.0
750
2.0
4.0
Wire Length(mm)
Wavelength(nm)
14
6.0
SEC
Ag Alloy Bonding Wire
Ag合金ボンディングワイヤ
FAB Formation
FAB compression
Wire diameter : 20μm
FAB dia.
: 38μm
Wire dia. : 20μm
FAB dia. : 38μm
Equipment :
MCT-W500(SHIMADZU)
Flat tool
Bonder : UTC-3000 with Cu kit
Compression :
FAB dia.×20%(8μm)
Bonder : UTC-3000 with Cu kit
Long
FAB
SEA
70
EFO Gap
SEA
67
SEB
SEC
SEB
SEC
64
4NAu
(GFC)
Short
63
65
EFO Current[mA]
70
Compression Load[MPa]
Bond Reliability
Wire dia.
: 20μm
FAB dia.
: 38μm
Squashed ball : 45um
Resin : Non halogen
HTS : 175deg in Air
0 hrs
Failure ratio(%)
(Ω20%up)
100
4NAu
SEA
SEB
SEC
80
60
4NAu
40
SEA
20
0
0
1000
2000
3000
4000
Aging Time(hr)
15
4000 hrs
SEC
60