DC COMPONENTS CO., LTD.

SM4933
DC COMPONENTS CO., LTD.
R
THRU
RECTIFIER SPECIALISTS
SM4937
TECHNICAL SPECIFICATIONS OF SURFACE MOUNT FAST RECOVERY RECTIFIER
VOLTAGE RANGE - 50 to 600 Volts
CURRENT -1.0 Ampere
FEATURES
*
*
*
*
Ideal for surface mounted applications
Low leakage current
Fast switching
Glass passivated junction
SM-1(DO-213AB)
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
*Terminals: Solder plated solderable per
MIL-STD-202E, Method 208 guaranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.12 gram
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%.
Dimensions in inches and (millimeters)
SYMBOL
SM4933
SM4934
SM4935
SM4936
SM4937
UNITS
Maximum Recurrent Peak Reverse Voltage
VRRM
50
100
200
400
600
Volts
Maximum RMS Voltage
VRMS
35
70
140
280
420
Volts
VDC
50
100
200
400
600
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current T A = 55o C
Peak Forward Surge Current IFM (surge): 8.3 ms single half sine-wave
superimposed on rated load (JEDEC Method)
Maximum Forward Voltage at 1.0A DC
Maximum DC Reverse Current at
Rated DC Blocking Voltage
Maximum Reverse Recovery Time (Note 3)
Maximum Thermal Resistance (Note 2)
Typical Junction Capacitance (Note 1)
Operating and Storage Temperature Range
@T A = 25 o C
o
@T A = 125 C
Volts
IO
1.0
Amps
I FSM
30
Amps
VF
1.3
5.0
IR
trr
100
RθJL
150
30
CJ
15
T J , T STG
-65 to + 175
NOTES : 1. Measured at 1.0 MHz and applied reverse voltage of 4.0VDC
2. Thermal resistance (Junction to Ambient) .24in2 (6.0mm2) copper pads to each terminal.
3. Test Conditions: I F = 0.5A, IR=1.0A, IRR=0.25A
Volts
uAmps
250
nSec
0
C/ W
pF
0
C
RATING AND CHARACTERISTIC CURVES ( SM4933 THRU SM4937 )
DC COMPONENTS CO., LTD.
R