TECHNICAL SPECIFICATIONS OF SURFACE MOUNT ULTRA FAST RECTIFIER
VOLTAGE RANGE - 50 to
8
00 Volts CURRENT - 1.0 Amperes
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%.
UF1A
THRU
UF1K
SMB ( DO-214AA)
Dimensions in inches and (millimeters)
Maximum DC Reverse Current
at Rated DC Blocking Voltage
V
F
I
R
uAmps
Maximum Instantaneous Forward Voltage at 1.0A DC Volts
10
200
@T
A
= 25
o
C
@T
A
= 100
o
C
1.0
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at TA = 75 C
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC Method)
Typical Thermal Resistance (Note 2)
SYMBOL
V
RRM
V
DC
I
FSM
T
J,
T
STG
V
RMS
UNITS
Volts
Volts
Volts
Amps
1.0
30
12
Amps
0
C/W
pF
Operating and Storage Temperature Range
I
O
30
Typical Junction Capacitance (Note 1) C
J
-65 to + 175
0
C
RθJL
o
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: 0.093 gram
*Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026
* Polarity: As marked
UF1A UF1B UF1D UF1G UF1J UF1K
50 100 200 400 600 800
35 70 140 280 420 560
50 100 200 400 600 800
Maximum Reverse Recovery Time (Note 3) trr nSec
50
1.4 1.7
100
NOTES : 1. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
2. Thermal Resistance (Junction to Ambient), 0.2x0.2in (5X5mm )
2copper pads to each terminal.
3. Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A.
2
326
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