Surface Mount Schottky Quad Mixer Diodes
SPICE Model Parameters (Per Junction)
SMS3928
SMS3931
SMS3940
Parameter
Unit
SMS3926
SMS3929
SMS3927
SMS3930
IS
A
2.5E-07
4
1.3E-09
4
9E-13
4
RS
Ω
N
1.04
1E–11
0.42
0.32
0.69
2
1.04
1E–11
0.39
0.37
0.69
2
1.04
1E–11
0.39
0.42
0.69
2
TT
S
CJ0
pF
M
EG
eV
XTI
FC
0.5
0.5
0.5
BV
V
A
V
2
3
4
IBV
1.00E–05
0.495
1.00E–05
0.595
1.00E–05
0.800
VJ
All parameters are based upon a single junction.
Typical Forward Voltage Characteristics at 25°C
VF @ 0.01 mA (mV)
VF @ 0.10 mA (mV)
VF @ 1.0 mA (mV)
VF @ 10.0 mA (mV)
Part Number
Typ.
100
206
423
Typ.
165
271
488
Typ.
232
338
555
Typ.
324
428
641
SMS3926
SMS3927
SMS3928
SOT-143
0.110 (2.80 mm) MIN.
0.120 (3.04 mm) MAX.
0.076 (1.92 mm) REF.
0.020 (0.50 mm) REF.
3
4
0.083 (2.10 mm) MIN.
0.104 (2.64 mm) MAX.
2
1
0.068 (1.72 mm) REF.
0.028 (0.70 mm) REF.
0.012 (0.30 mm) MIN.
0.020 (0.50 mm) MAX.
0.030 (0.76 mm) MIN.
0.035 (0.89 mm) MAX.
0.047 (1.20 mm) MIN.
0.055 (1.40 mm) MAX.
0.031 (0.80 mm) MIN.
0.047 (1.20 mm) MAX.
0.003 (0.08 mm) MIN.
0.008 (0.20 mm) MAX.
8˚ MAX.
0.0005 (0.01 mm) MIN.
0.004 (0.15 mm) MAX.
0.022 (0.55 mm) REF.
2
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com
Specifications subject to change without notice. 6/01A
ALPHA [ ALPHA INDUSTRIES ]
