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%.
UF3A
THRU
UF3K
SMC ( DO-214AB )
VOLTAGE RANGE - 50 to 800 Volts CURRENT - 3.0 Amperes
TECHNICAL SPECIFICATIONS OF SURFACE MOUNT ULTRA FAST RECTIFIER
NOTES : 1. Measured at 1.0 MHz and applied average voltage of 4.0VDC
2. Thermal Resistance (Junction to Ambient), 0.2x0.2in (5X5mm )
2
copper pads to each terminal.
3. Test Conditions: IF=0.5A, IR=1.0A, IRR=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
= 75
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
3.0
100
-65 to + 175
pF
0
C
UNITS
Volts
Volts
Typical Thermal Resistance (Note 2)
10
Volts
Amps
60
0
C/ W
R
JL
V
F
I
R
1.0
300
uAmps
Maximum Forward Voltage at 3.0A DC
Volts
Maximum DC Reverse Current at
Rated DC Blocking Voltage
@T
A
= 25
o
C
@T
A
= 125
o
C
10
Maximum Reverse Recovery Time (Note 3)
trr
nSec
50
UF3A UF3B UF3D UF3G UF3J UF3K
50 100 200 400 600 800
35 70 140 280 420 560
50 100 200 400 600 800
1.7
RECTIFIER SPECIALISTS
R
DC COMPONENTS CO., LTD.
FEATURES
* Glass passivated junction
* ldeal for surface mounted applications
* Low leakage current
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Mounting position: Any
* Weight: 0.24 gram
*Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026
* Polarity: As marked
1.4
.128(3.25)
.108(2.75)
2
330
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