FEATURES
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%.
SM4933
THRU
SM4937
SM-1(DO-213AB)
TECHNICAL SPECIFICATION
S OF
SURFACE MOUNT FAST RECOVER Y 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: IF = 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) Rθ
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 SM4937SM4934
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
C5.0
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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