WSCD202 Series
Surface Mount Schottky Barrier Rectifiers
P b
Lead(Pb)-Free
Features:
* Plastic package has Underwriters Laboratory Flammability
* Classi cation 94V-0
* Low pro le package
* Built-in strain relief
* Metal to silicon recti er , majority carrier conduction
* Low power loss , High e ciency
* High current capability
* High surge capacity
* For using in low voltage high frequency switching power supply,
inverters , free wheeling , and polarity protection applications
SCHOTTKY BARRIER
RECTIFIERS
2.0 AMPERES
20-100 VOLTS
1206
Mechanical Data:
* Case : Packed with FRP substrate and epoxy under lled
* Terminals : Solder plated , solderable per MIL-STD-750, Method 2026
* Polarit y : Laser marking
* Weight : 0.02 gram
1206 Outline Dimension
A
G
Unit:mm
B
R 0.40
Cathode Band
E
D
Dim
A
B
C
D
E
G
1206
Min
3.20
1.70
1.60
0.86
0.50
0.05
C
Max
3.60
2.10
1.16
0.90
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WSCD202 Series
Maximum Ratings and Electrical Characteristics
Rating 25°C Ambient Temperature Unless Otherwise Speci ed.
Single Phase HalfWave, 60Hz , Resistive or Inductive Load.
For Capacitive Load, Derate Current by 20%.
Characteristics
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Recti ed Current
See Fig.1
Peak Forward Surge Current, 8.3 ms Single Half
Sine-Wave Superimposed on Rated Load (JEDEC)
Symbol
202
20
20
20
203
30
30
30
204
40
40
40
206
60
60
60
210
100
100
100
Unit
V
V
V
A
A
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
I
R
R
θJA
R
θJL
T
J
T
STG
2.0
40
0.5
0.5
10
75
17
-50 to +125
-65 to +150
0.7
0.85
Maximum Instantaneous At 2.0A DC
Maximum DC Reverse Current @Ta = 25°C
At Rated DC BlockingVoltage @Ta = 100°C
Typical Thermal Resistance
2
OperatingTemperature Range
StorageTemperature Range
V
mA
°C/W
°C
°C
Notes: 1.Pulse test width PW=300 usec, 1% duty cycle.
2. Mounted on P.C. board with 0.2 x 0.2” (5.0 x 5.0mm) copper pad areas.
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WSCD202 Series
RATING AND CHARACTERISTIC CURVES
2.0
60
RESISTIVE OR INDUCTIVE
LOAD P.C.B. MOUNTED ON
0.2X0.2"(5.0X5.0mm)
COPPER PAD AREAS
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
PEAK FORWARD SURGE CURRENT,
AMPERES
50
40
30
20
10
0
8.3ms Single Half Sine-Wave
(JEDEC Method)
WSCD206~WSCD210
1.0
WSCD202~WSCD204
0
0
50
70
90
110
130
o
150
170
1
LEAD TEMPERATURE, C
FIG.1 - FORWARD CURRENT DERATING CURVE
10.00
100
10
NUMBER OF CYCLES AT 60Hz
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
100
IINSTANTANEOUS FORWARD CURRENT,
AMPERES
WSCD202~WSCD204
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
10
1.00
WSCD210
1.0
T
J
=100 C
o
0.10
WSCD206
0.10
0.01
T
J
=25 C
o
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
0.001
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
400
JUNCTION CAPACITANCE, pF
T
J
= 25 C
f=1.0MHz
Vsig=50mVP-P
o
100
10
.1
1.0
10
100
REVERSE VOLTAGE, VOLTS
FIG.5 - TYPICAL JUNCTION CAPACITANCE
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