RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FM4933
THRU
FM4937
SURFACE MOUNT GLASS PASSIVATED
FAST RECOVERY SILICON RECTIFIER
VOLTAGE RANGE 50 to 600 Volts CURRENT 1.0 Ampere
FEATURES
*
*
*
*
*
*
Glass passivated device
Ideal for surface mounted applications
Low leakage current
Metallurgically bonded construction
Mounting position: Any
Weight: 0.057 gram
DO-214AC
MECHANICAL DATA
* Epoxy : Device has UL flammability classification 94V-0
0.067 (1.70)
0.051 (1.29)
0.180(4.57)
0.160(4.06)
0.110 (2.79)
0.086 (2.18)
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%.
0.091 (2.31)
0.067 (1.70)
0.059 (1.50)
0.035 (0.89)
0.209 (5.31)
0.185 (4.70)
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
o
Maximum Average Forward Rectified Current at T
A
= 55 C
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
(Note 2) R胃
JL
(Note 3) R胃
JA
C
J
T
J
, T
STG
FM4933
50
35
50
FM4934
100
70
100
FM4935
200
140
200
1.0
30
30
70
15
-65 to + 175
FM4936
400
280
400
FM4937
600
420
600
UNITS
Volts
Volts
Volts
Amps
Amps
0
0
Peak Forward Surge Current I
FM
(surge): 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Thermal Resistance
Typical Junction Capacitance (Note 1)
Operating and Storage Temperature Range
ELECTRICAL CHARACTERISTICS
(At T
A
= 25
o
C unless otherwise noted)
CHARACTERISTICS
Maximum Forward Voltage at 1.0A DC
o
Maximum Full Load Reverse Current,Full cycle Average at T
A
= 55 C
Maximum Average Reverse Current at
Rated DC Blocking Voltage
Maximum Reverse Recovery Time (Note 4)
@T
A
= 25
o
C
o
@T
A
= 125 C
C/ W
C/ W
pF
0
C
SYMBOL
V
F
I
R
trr
FM4933
FM4934
FM4935
1.2
50
5.0
100
200
FM4936
FM4937
UNITS
Volts
uAmps
uAmps
uAmps
nSec
2001-4
NOTES : 1. Measured at 1.0 MHz and applied average voltage of 4.0VDC
2. Thermal resistance junction to terminal 6.0mm
2
copper pads to each terminal.
3. Thermal resistance junction to ambient, 6.0mm
2
copper pads to each terminal.
4. Test Conditions: I
F
= 1.0A, V
R
= 30V.
RECTRON
1
2
