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Micro Commercial Components |
MCC
omponents
21201 Itasca Street Chatsworth
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RB421D
Features
• Low VF ( VF=0.45V Typ at 100mA )
• High reliability
• Small surface mounting type ( SMD3 )
Mechanical Data
• Case :SOT-346,Molded Plastic
• Low power rectification
• Silicon epitaxial planar
0.1 AmpSurface Mount
Schottky Barrier Diode
40 Volts
SOT-346
A
L
Maximum Ratings
• Operating Junction Temperature: 125°C
• Storage Temperature: -40°C to +125°C
MCC
Catalog
Number
RB421D
Device
Marking
D3C
Maximum
Recurrent
Peak Reverse
Voltage
40V
Maximum
RMS
Voltage
28V
Maximum
DC
Blocking
Voltage
40V
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current
IF(AV)
0.1A TA = 25°C
Peak Forward Surge
Current
IFSM
1.0A 8.3ms, half sine
Maximum Forward
Voltage
0.55V I FM = 100mA
RB421D
VF
0.34V IFM = 10mA
TA = 25°C
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
IR
30µΑ TA = 25°C
VR=10V
3
S
21
B3
CATHODE
2
ANODE
D
G
C
J
HK
DIMENSIONS
INCHES
MM
DIM MIN
A .106
B .051
C .039
D .014
G .067
H .000
J .004
K .008
L .049
S .089
MAX
.122
.067
.051
.020
.091
.004
.010
.024
.065
.118
MIN
2.70
1.30
1.00
0.35
1.70
0.00
0.10
0.20
1.25
2.25
MAX
3.10
1.70
1.30
0.50
2.30
0.10
0.26
0.60
1.65
3.00
NOTE
Suggested Solder
Pad Layout
.031
.800
.039
1.000
0.098-0.118
2.5-3.0
.094
2.400
inches
mm
.037
.950
.037
.950
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RB421D
MCC
!Electrical characteristic curves (Ta = 25°C)
1
100m
Typ.
pulse measurement
10m
1m
Ta=125°C
Typ.
pulse measurement
10m
1m
100µ
100µ
10µ
1µ
75°C
25°C
10µ
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7
FORWARD VOLTAGE : VF (V)
Fig. 1 Forward characteristics
0.1µ
0
5 10 15 20 25 30
REVERSE VOLTAGE : VR (V)
35
Fig. 2 Reverse characteristics
100
10
1
0.1
0 5 10 15 20 25
REVERSE VOLTAGE : VR (V)
Fig. 3 Capacitance between
terminals characteristics
100
80
60
40
20
0
0 25 50 75 100 125
AMBIENT TEMPERATURE : Ta (°C)
Fig. 4 Derating curve
(mounting on glass epoxy PCBs)
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