Chip Silicon Rectifier
FM301 THRU FM307
Glass passivated type
Formosa MS
SMC
0.276(7.0)
0.260(6.6)
0.012(0.3) Typ.
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
Glass pas sivated junction
0.032(0.8) Typ.
0.040(1.0) Typ.
0.152(3.8)
0.144(3.6)
0.189(4.8)
0.173(4.4)
0.244(6.2)
0.228(5.8)
0.087(2.2)
0.071(1.8)
0.040 (1.0) Typ.
Mechanical data
Case : Molded plastic, JEDE DO-214AB
C
Terminals : Solder plated, s olderable per MIL-STD-750,
Method 2026
Polarity : Indicated by cathode band
Mounting P
osition : Any
Weight : 0.00585 ounce, 0.195 gr am
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(AT T
A
=25
o
C unless otherwise noted)
PARAMETER
Forward rectified current
Forward surge current
See Fig.2
8.3ms single half sine-wave superimposed on
rate load (JEDEC methode)
V
R
= V
RRM
T
A
=
25
o
C
o
CONDITIONS
Symbol
I
O
I
FSM
MIN.
TYP.
MAX.
3
100
5.0
250
UNIT
A
A
uA
uA
o
Reverse current
Thermal resistance
Diode junction capacitance
Storage temperature
I
R
Rq
JA
C
J
T
STG
-55
47
40
V
R
= V
RRM
T
A
= 125 C
Junction to ambient
f=1MHz and applied 4vDC reverse voltage
C / w
pF
+150
o
C
SYMBOLS
MARKING
CODE
A31
A32
A33
A34
A35
A36
A37
V
RRM
*1
V
RMS
*2
V
R
*3
V
F
*4
Operating
temperature
(
o
C)
(V)
FM301
FM302
FM303
FM304
FM305
FM306
FM307
50
100
200
400
600
800
1000
(V)
35
70
140
280
420
560
700
(V)
50
100
200
400
600
800
1000
(V)
1.1
-55 to +150
*1 Repetitive peak reverse voltage
*2 RMS voltage
*3 Continuous reverse voltage
*4 Maximum forward voltage
RATING AND CHARACTERISTIC CURVES (FM301 THRU FM307)
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
AVERAGE FORWARD CURRENT,(A)
3.0
2.5
2.0
1.5
1.0
0.5
0
0
Tj=25 C
Pulse Width 300us
1% Duty Cycle
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE
50
INSTANTANEOUS FORWARD CURRENT,(A)
10
3.0
1.0
20
40
60
80
100
120
140
160
180
200
AMBIENT TEMPERATURE,( C)
0.1
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWARD SURGE CURRENT,(A)
250
.01
.6
.7
.8
.9
1.0
1.1
1.2
1.3
FORWARD VOLT
AGE,(V)
200
150
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
100
50
FIG.3 - TYPICAL REVERSE
CHARACTERISTICS
100
0
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz
10
REVERSE LEAKAGE CURRENT, (mA)
140
Tj=100 C
FIG.5-TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE,(pF)
120
100
80
60
40
20
0
1.0
.1
Tj=25 C
.01
0
.01
.05
.1
.5
1
5
10
50
100
20
40
60
80
100 120 140
REVERSE VOLTAGE,(V)
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)