RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FM320
THRU
FM3100
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 100 Volts CURRENT 3.0 Amperes
FEATURES
*
*
*
*
*
Ideal for surface mounted applications
Low leakage current
Metallurgically bonded construction
Mounting position: Any
Weight: 0.24 gram
DO-214AB
MECHANICAL DATA
* Epoxy: Device has UL flammability classification 94V-O
0.125 (3.17)
0.115 (2.92)
0.280 (7.11)
0.260 (6.60)
0.245 (6.22)
0.220 (5.59)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
0.103 (2.62)
0.079 (2.06)
0.060 (1.52)
0.030 (0.76)
0.320 (8.13)
0.305 (7.75)
0.012 (0.305)
0.006 (0.152)
0.008 (0.203)
0.004 (0.102)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(At T
A
= 25
o
C unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at Derating Lead Temperature
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
Operating Temperature Range
Storage Temperature Range
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
θ
JA
C
J
T
J
T
STG
-55 to + 125
-55 to + 150
FM320
20
14
20
FM330
30
21
30
FM340
40
28
40
FM350
50
35
50
3.0
80
25
200
-55 to + 150
FM360
60
42
60
FM380 FM3100 UNITS
80
56
80
100
70
100
Volts
Volts
Volts
Amps
Amps
0
C/ W
pF
0
0
C
C
ELECTRICAL CHARACTERISTICS
(At T
A
= 25
o
C unless otherwise noted)
CHARACTERISTICS
Maximum Instantaneous Forward Voltage at 3.0A DC
Maximum Average Reverse Current
at Rated DC Blocking Voltage
@T
A
= 25 C
@T
A
= 100
o
C
o
SYMBOL
V
F
I
R
FM320 FM330 FM340
.55
FM350
2.0
20
FM360
FM380 FM3100 UNITS
.85
Volts
mAmps
mAmps
2001-5
.75
NOTES : 1. Thermal Resistance (Junction to Ambient).
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
3. P.C.B Monuted with 0.4X0.4” (10.0X10.0mm
2
) copper pad area.
RATING AND CHARACTERISTIC CURVES ( FM320 THRU FM3100 )
FIG. 1 - TYPICAL FORWARD CURRENT
DERATING CURVE
FIG. 2 - TYPICAL REVERSE CHARACTERISTICS
2.5
INSTANTANEOUS REVERSE CURRENT, (mA)
3.0
10
AVERAGE FORWARD CURRENT, (A)
TJ = 125
1.0
2.0
100
FM3
50~
FM3
320
FM
TJ = 75
1.5
Single Phase
Half Wave 60Hz
Resistive of
Inductive Load
~FM
340
.1
1.0
TJ = 25
.01
FM320~FM340
FM350~FM360
FM380~FM3100
.5
P.C.B Mounted on
0.4X0.4"(10X10mm)
copper pad areas
0
0
INSTANTANEOUS FORWARD CURRENT, (A)
.001
25
50
75
100
125
LEAD TEMPERATURE, ( )
150
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
FIG. 4 - TYPICAL JUNCTION CAPACITANCE
500
20
10
JUNCTION CAPACITANCE, (pF)
TJ = 25
Pulse Width = 300uS
1% Duty Cycle
TJ = 25
200
100
50
20
10
5
1.0
FM320
FM330
FM340
FM350
FM360
FM380
FM3100
.1
.2
.3
.4
.5
.6
.7
.8
.9
INSTANTANEOUS FORWARD VOLTAGE, (V)
.1
.2
.5
1
2
5
10 20
REVERSE VOLTAGE, (V)
40
PEAK FORWARD SURGE CURRENT, (A)
80
70
60
50
40
30
20
10
FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
At rated TL
8.3ms Single Half Sine-Wave
(JEDEC Method)
1
2
5
10
20
50
NUMBER OF CYCLE AT 60Hz
100
