LUGUANG SK34

SK32-SK310
3.0 AMPS. Surface Mount Schottky Barrier Rectifiers
SMC/DO-214AB
.129(3.27)
.118(3.0)
.245(6.22)
.220(5.59)
Features
For surface mounted application
Metal to silicon rectifier, majority carrier conduction
Low forward voltage drop
Easy pick and place
High surge current capability
Epitaxial construction
High temperature soldering:
260oC / 10 seconds at terminals
.280(7.11)
.260(6.60)
.012(.31)
.006(.15)
.103(2.62)
.079(2.00)
Mechanical Data
.008(.20)
.004(.10)
.060(1.52)
.030(0.76)
.320(8.13)
.305(7.75)
Case: Molded plastic
Terminals: Solder plated
Polarity: Indicated by cathode band
Weight: 0.21 gram
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25℃ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at TL(See Fig. 1)
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
Maximum Instantaneous Forward Voltage
(Note 1) @ 3.0A
Maximum DC Reverse Current @ TA =25℃
at Rated DC Blocking Voltage @ TA=100℃
Symbol
VRRM
VRMS
VDC
SK
32
20
14
20
SK
33
30
21
30
SK
34
40
28
40
SK
35
50
35
50
SK
36
60
42
60
SK
39
90
63
90
SK
310
100
70
100
V
V
V
I(AV)
3.0
A
IFSM
100
A
VF
0.5
0.75
0.85
0.6
10.0
20
RθJL
17
Typical Thermal Resistance ( Note 2 )
55
RθJA
Operating Temperature Range
TJ
-55 to +125
-55 to +150
Storage Temperature Range
TSTG
-55 to +150
Notes: 1. Pulse Test with PW=300 usec, 1% Duty Cycle
2. Measured on P.C.Board with 0.6 x 0.6”(16 x 16mm) Copper Pad Areas.
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Units
IR
0.5
20
mail:[email protected]
V
mA
mA
℃/W
℃/W
℃
℃
SK32-SK310
3.0 AMPS. Surface Mount Schottky Barrier Rectifiers
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
150
PEAK FORWARD SURGE CURRENT. (A)
AVERAGE FORWARD CURRENT. (A)
3
RESISTIVE OR
INDUCTIVE LOAD
SS35-SS310
SS32-SS34
2
1
PCB MOUNTED ON 0.6X0.6"
(16X16mm) COPPER PAD AREAS
0
50
60
70
80
90
100
110
120
130
140
150
110
90
70
50
160
AT RATED TL
8.3ms Single Half Sine Wave
JEDEC Method
130
1
10
o
LEAD TEMPERATURE. ( C)
100
NUMBER OF CYCLES AT 60Hz
FIG.4- TYPICAL REVERSE CHARACTERISTICS
FIG.3- TYPICAL FORWARD CHARACTERISTICS
20
40
TJ=125 0C
TJ=125 0C
10
INSTANTANEOUS REVERSE CURRENT. (mA)
INSTANTANEOUS FORWARD CURRENT. (A)
10
PULSE WIDTH=300 S
1% DUTY CYCLE
TJ=150 0C
1
TJ=25 0C
0.1
1
TJ=75 0C
0.1
0.01
TJ=25 0C
SS32-SS34
SS35-SS36
SS39-SS310
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
SS32-SS34
SS35-SS310
0.001
0
1.6
FIG.5- TYPICAL JUNCTION CAPACITANCE
TRANSCIENT THERMAL IMPEDANCE, oC/W
JUNCTION CAPACITANCE.(pF)
TJ=25 0C
f=1.0MHz
Vsig=50mVp-p
100
SS32-SS34
SS35-SS36
SS39-SS310
1
40
60
80
100
120
140
FIG.6- TYPICAL TRANSIENT TERMAL IMPDANCE
1000
10
0.1
20
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
FORWARD VOLTAGE. (V)
10
REVERSE VOLTAGE. (V)
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100
100
10
1
0.1
0.01
0.1
1
10
t, PULSE DURATION, (sec)
mail:[email protected]
100