FM320-B THRU FM3100-B
(V)
(V)
(V)
(V)
(
o
C)
FM320-B
SS32
20
14
20
FM330-B
SS33
30
21
30
FM340-B
SS34
40
28
40
FM350-B
SS35
50
35
50
FM360-B
SS36
60
42
60
FM380-B
SS38
80
56
80
FM3100-B
S310
100
70
100
SYMBOLS
MARKING
CODE
Operating
temperature
V
RRM
*1
V
RMS
*2
V
R
*3
V
F
*4
0.50
0.75
0.85
-55 to +125
-55 to +150
MAXIMUM RATINGS
(AT T
A
=25
o
C unless otherwise noted)
PARAMETER
CONDITIONS
Symbol
MIN.
TYP.
MAX.
UNIT
Forward rectified current
See Fig.1
I
O
3.0
A
Forward surge current
8.3ms single half sine-wave superimposed on
rate load (JEDEC methode)
I
FSM
80
A
V
R
= V
RRM
T
A
= 25
o
C
0.5
mA
V
R
= V
RRM
T
A
= 125
o
C
20
mA
Thermal resistance
Junction to ambient
Rq
JA
55
o
C / w
Diode junction capacitance
f=1MHz and applied 4vDC reverse voltage
C
J
250
pF
Storage temperature
T
STG
-55
+150
o
C
Reverse current
I
R
*1 Repetitive peak reverse voltage
*2 RMS voltage
*3 Continuous reverse voltage
*4 Maximum forward voltage
Chip Schottky Barrier Diodes
Silicon epitaxial planer type
Formosa MS
0.213(5.4)
0.197(5.0)
0.016(0.4) Typ.
0.142(3.6)
0.126(3.2)
0.173(4.4)
0.157(4.0)
0.075(1.9)
0.067(1.7)
0.040 (1.0) Typ.
0.040(1.0) Typ.
Dimensions in inches and (millimeters)
SMB
Features
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O Utilizing Flame
Retardant Epoxy Molding Compound.
For surface mounted applications.
Exceeds environmental standards of MIL-S-19500 /
228
Low leakage current.
Mechanical data
Case : Molded plastic, JEDEC DO-214AA
Terminals : Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity : Indicated by c athode band
Mounting Position : Any
Weight : 0.00878 ounce, 0.293 gram
0.1
1.0
.01
10
50
RATING AND CHARACTERISTIC CURVES (FM320 THRU FM3100)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
A
V
E
R
A
G
E
F
O
R
W
A
R
D
C
U
R
R
E
N
T
,
(
A
)
FIG.4-TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE,(V)
J
U
N
C
T
I
O
N
C
A
P
A
C
I
T
A
N
C
E
,
(
p
F
)
I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
W
A
R
D
C
U
R
R
E
N
T
,
(
A
)
FORWARD VOLTAGE,(V)
Pulse Width 300us
1% Duty Cycle
0.5
1.0
1.5
2.0
2.5
3.0
700
600
500
400
300
200
100
0
.01 .05 .1 .5 1 5 10 50 100
.1 .3 .5 .7 .9 1.1 1.3 1.5
3.0
.1
1.0
10
100
FIG.5 - TYPICAL REVERSE
CHARACTERISTICS
R
E
V
E
R
S
E
L
E
A
K
A
G
E
C
U
R
R
E
N
T
,
(
m
A
)
0 20 40 60 80 100 120 140
.01
Tj=75 C
F
M
3
2
0
-B
~
F
M
3
4
0
-B
F
M
3
5
0
-B
~
F
M
3
1
0
0
-B
FM
350
-B~
FM
360
-B
FM
38
0-
B
~F
M
31
00
-B
FM
32
0-
B
~F
M
34
0-
B
Tj=25 C
Tj=25 C
AMBIENT TEMPERATURE,( C)
0
0
20
40
60
80
100
120
140
160
180
200
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
P
E
A
K
F
O
R
W
A
A
R
D
S
U
R
G
E
C
U
R
R
E
N
T
,
(
A
)
0
40
20
60
100
80
NUMBER OF CYCLES AT 60Hz
1
10
5
50
100
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
PDF 
ZIP