FM420
THRU
RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FM440
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 40 Volts CURRENT 4.0 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
(
)
)
0.245 6.22
(
)
0.115 2.92
(
0.220 5.59
(
)
0.280 7.11
(
)
0.260 6.60
(
)
0.012 0.305
(
)
0.006 0.152
(
)
0.103 2.62
(
)
0.079 2.06
(
)
0.060 1.52
(
)
)
0.008 0.203
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
(
)
0.030 0.76
(
0.004 0.102
(
)
)
0.320 8.13
(
0.305 7.75
Dimensions in inches and (millimeters)
MAXIMUM RATINGS (At T
A
= 25oC unless otherwise noted)
RATINGS
SYMBOL
FM420
20
FM430
30
FM440
UNITS
Volts
V
V
RRM
RMS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
40
28
21
Volts
14
20
V
DC
O
30
Volts
Maximum DC Blocking Voltage
40
Maximum Average Forward Rectified Current
at Derating Lead Temperature
I
4.0
Amps
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
I
FSM
90
Amps
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
Operating Temperature Range
Rθ JA
25
200
0C/W
pF
0 C
CJ
J
-55 to + 125
T
Storage Temperature Range
T
STG
-55 to + 150
0 C
ELECTRICAL CHARACTERISTICS (At TA
= 25oC unless otherwise noted)
CHARACTERISTICS
SYMBOL
FM420
FM430
.55
FM440
UNITS
Volts
Maximum Instantaneous Forward Voltage at 4.0A DC
V
F
Maximum Average Reverse Current
@T
A
A
= 25oC
= 100oC
2.0
20
mAmps
mAmps
I
R
at Rated DC Blocking Voltage
@T
NOTES : 1. Thermal Resistance (Junction to Ambient).
2002-4
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
3. P.C.B Monuted with 0.4X0.4” (10.0X10.0mm2) copper pad area.