FEATURES
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%.
SM4933
THRU
SM4937
SM-1(DO-213AB)
TECHNICAL SPECIFICATIONS OF SURFACE MOUNT FAST RECOVERY RECTIFIER
VOLTAGE RANGE - 50 to 600 Volts CURRENT -1.0 Ampere
NOTES : 1. Measured at 1.0 MHz and applied reverse voltage of 4.0VDC
2. Thermal resistance (Junction to Ambient) .24in (6.0mm
2
) copper pads to each terminal.
3. Test Conditions: I
F
= 0.5A, I
R
=1.0A, I
RR
=0.25A
Dimensions in inches and (millimeters)
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current T
A
= 55
o
C
Peak Forward Surge Current I
FM
(surge): 8.3 ms single half sine-wave
superimposed on rated load (JEDEC Method)
Typical Junction Capacitance (Note 1)
Operating and Storage Temperature Range
SYMBOL
V
RRM
V
DC
I
O
I
FSM
C
J
T
J
, T
STG
V
RMS
Amps
30
-65 to + 175
pF
0
C
UNITS
Volts
Volts
Maximum Thermal Resistance (Note 2)
R
JL
100
200
400
600
50
100
200
400
600
35
70
140
280
420
30
Volts
Amps
15
0
C/ W
SM4933
SM4935
SM4936
SM4937
SM4934
50
1.0
Maximum Reverse Recovery Time (Note 3)
V
F
I
R
trr
1.3
100
nSec
Maximum Forward Voltage at 1.0A DC
Maximum DC Reverse Current at
Rated DC Blocking Voltage
@T
A
= 25
o
C
@T
A
= 125
o
C
5.0
150
uAmps
Volts
RECTIFIER SPECIALISTS
R
DC COMPONENTS CO., LTD.
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Mounting position: Any
* Weight: 0.12 gram
*Terminals: Solder plated solderable per
MIL-STD-202E, Method 208 guaranteed
* Polarity: Color band denotes cathode end
* Ideal for surface mounted applications
* Low leakage current
* Fast switching
* Glass passivated junction
2
250
290
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