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FEATURES
GALAXY ELECTRICAL
SK12 - -
-
SK110
REVERSE VOLTAGE: 20 - 100 V
FORWARD CURRENT: 1.0 A
SURFACE MOUNT SCHOTTKY
BARRIER RECTIFIERS
(DO-214AC)SMA
Schottky barrier rectifier
Guardring protection
Low forward voltage
Reverse energy tested
High current capability
Extremely low thermal resistance
MECHANICAL DATA
Case: SMA molded plastic body
1111
Polarity: Color band denotes cathode end
Mounting position: ANY
Weight: 0.002 ounces, 0.064 gram
inch(mm)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unless otherwise specified
SK12 SK13 SK14 SK15
Device marking code
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current at
T
L
=90
Peak forward surge current 8.3ms single half-
sine-wave
Maximum instantaneous forward voltage
at I
FM
=1.0A (NOTE1)
Maximum DC reverse current
at rated DC blocking voltage
Maximum thermal resistance
Operating temperature range
Storage temperature range
T
J
=25
T
J
=100
SK16 SK18 SK19 SK110
UNITS
SK16 SK18 SK19 K110
60
42
60
80
56
80
90
63
90
100
70
100
V
V
V
A
A
0.85
V
mA
o
SK12 SK13 SK14 SK15
V
RRM
V
RWS
V
DC
I
F(AV)
I
FSM
V
F
I
R
R
JL
20
14
20
30
21
30
40
28
40
50
35
50
1.0
30.0
0.50
0.70
0.5
20
35.0
-55 ---- +125
-55 ---- +150
C/W
o
o
T
J
T
STG
C
C
NOTE: 1.Pulse test: Pulse width 300us,duty cycle 1 %
www.galaxycn.com
Document Number 0281004
BL
GALAXY ELECTRICAL
1.
RATINGS AND CHARACTERISTIC CURVES
FIG.1 -- FORWARD DERATING CURVE
SK12- - -S110
FIG.2-- PEAK FORWARD SURGE CURRENT
CURRENT,AMPERES
1.0
Resistive or
inductive Load
PEAK FORWARD SURGE
CURRENT,AMPERES
30
T
L
=100 C
8 .3 m s S in g le H a lf S in e -W a v e
(J E D E C M e th o d )
O
0.5
15
0
50
60
P.C.B.MOUNTED ON
0.2X0.2(5.0X5.0mm)
COPPERPAD AREAS
0
1
10
10 0
70 80
90 100 110 120 130 140 150 160 170
LEAD TEMPERATURE
NUMBER OF CYCLES AT 60Hz
FIG.3 -- TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD
CURRENT,AMPERES
FIG.4 -- TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE
CURRENT,MICRO AMPERES
50
SK12-SK14
100
10
SK18-S110
10
T
J
=125 C
0
1
P u is e W id th = 3 0 0
1% DUTY CYCLE
S
1
0.1
0 .1
SK15-SK16
T
J
=75 C
0
0.01
T
J
=25
0
C
0 .0 1
0
0 .2
0 .4
0 .6
0 .8
1 .0
1 .2
1 .4
1 .6
0.001
0
20
40
60
80
1 00
INSTANTANEOUS FORWARD VOLTAGE,VOLTS
PERCENT OF RATED PEAK REVERSE VOLTAGE,
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Document Number 0281004
BL
GALAXY ELECTRICAL
2.
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