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US2A Datasheet, PDF (1/2 Pages) Shanghai Sunrise Electronics – SURFACE MOUNT ULTRA FAST SWITCHING RECTIFIER
YENYO
US2A THRU US2M
Surface Mount Ultra Fast Recovery Rectifier
Features
 Fast switching for high efficiency
 Low forward voltage drop
 High current capability
 Low reverse leakge current
 High surge current capability
 Glass passivated chip
Mechanical Data
 Case: Molded plastic SMB/DO-214AA
 Epoxy: UL 94V-0 rate flame retardant
 Terminals: Solderable per MIL-STD-750
method 2026
 Polarity:Color band denotes cathode
 Mounting position: Any
 Weight: 0.093 gram
Voltage Range 50 to 1000 V
Current 2.0 Ampere
SMB/DO-214AA
.075(1.91)
.083(2.11)
.130(3.30)
.155(3.94)
.083(2.13)
.096(2.44)
.030(0.76)
.060(1.52)
.160(4.06)
.185(4.70)
.006(.152)
.012(.305)
.002(.051)
.008(.203)
.200(5.08)
.220(5.59)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25oC ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
PARAMTER
SYMBOL US2A US2B US2D US2G US2J US2K US2M UNIT
Maximum Recurrent Peak Reverse Voltage VRRM
50
Maximum RMS Voltage
VRMS
35
Maximum DC Blocking Voltage
VDC
50
Maximum Average Forward Rectified
Current TA=90oC
IF(AV)
Peak Forward Surge Current, 8.3ms single
Half sine-wave superimposed on rated load IFSM
(JEDEC method)
Maximum Instantaneous Forward Voltage
VF
@ 2.0 A
Maximum DC Reverse Current @TJ=25oC
At Rated DC Blocking Voltage @TJ=125oC
IR
Maximum Reverse Recovery Time (Note 1)
Trr
Typical junction Capacitance (Note 2)
CJ
Maximum Thermal Resistance (Note 3)
R JA
Operating Junction and Storage
Temperature Range
TJ, TSTG
NOTES : (1) Reverse recovery test conditions IF = 0.5A, IR = 1.0A, Irr = 0.25A.
(2) Thermal Resistance junction to ambient.
(3) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts DC.
100 200 400 600
70
140 280 420
100 200 400 600
2.0
60
1.0
50
1.3
5.0
100
50
55
-55 to +150
800 1000 V
560 700 V
800 1000 V
A
A
1.7
V
uA
uA
75
nS
pF
oCW
oC
1/2
R1, MAY-12