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Operating
Junction
Temperature: 125擄C
Storage Temperature: -40擄C to +125擄C
MCC
Catalog
Number
RB421D
Device
Marking
Maximum
Recurrent
Peak Reverse
Voltage
40V
Maximum
RMS
Voltage
28V
Maximum
DC
Blocking
Voltage
40V
S
2
3
1
B
3
CATHODE
2
ANODE
D
G
C
H
DIMENSIONS
INCHES
DIM
A
B
C
D
G
H
J
K
L
S
MIN
.106
.051
.039
.014
.067
.000
.004
.008
.049
.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
MM
MAX
3.10
1.70
1.30
0.50
2.30
0.10
0.26
0.60
1.65
3.00
NOTE
J
K
D3C
Electrical Characteristics @ 25擄C Unless Otherwise Specified
Average Forward
Current
Peak Forward Surge
Current
Maximum Forward
Voltage
RB421D
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
I
F(AV)
I
FSM
0.1A
1.0A
T
A
=
25擄C
8.3ms, half sine
Suggested Solder
Pad Layout
.031
.800
.039
1.000
0.098-0.118
2.5-3.0
.094
2.400
inches
mm
0.55V
V
F
0.34V
30碌螒
I
FM
= 100mA
I
FM
= 10mA
T
A
= 25擄C
T
A
= 25擄C
V
R
=10V
I
R
.037
.950
.037
.950
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