RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FM320M
THRU
FM340M
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 40 Volts CURRENT 3.0 Ampere
FEATURES
*
*
*
*
*
Ideal for surface mounted applications
Low leakage current
Metallurgically bonded construction
Mounting position: Any
Weight: 0.24 gram
VF
OW
L
o
DO-214AB
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 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, 2)
Operating Temperature Range
Storage Temperature Range
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
θ
JA
Rθ
J L
T
J
T
STG
FM320M
20
14
20
FM330M
30
21
30
3.0
150
50
14
-65 to + 125
-65 to + 150
FM340M
40
28
40
UNITS
Volts
Volts
Volts
Amps
Amps
0
0
C/ W
C/ W
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
FM320M
0.42
FM330M
1.0
10
FM340M
0.44
UNITS
Volts
mAmps
mAmps
2002-7
NOTES : 1. Thermal Resistance (Junction to Ambient).
2. P.C.B Monuted with 0.2X0.2” (5.0X5.0mm
2
) copper pad area.
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