Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998 FAX: (805) 522-9989
E-mail: frontiersales@frontierusa.com
Web: http://www.frontierusa.com
3A ULTRA FAST RECOVERY SURFACE MOUNT RECTIFIER
US3A-LFR THRU US3M-LFR
CATHODE
FEATURES
z LOW PROFILE PACKAGE
z PLASTIC PACKAGE HAS UNDERWRITERS LABORATORY
94V-0
.126(3.20)
.114(2.90)
z IDEAL FOR SURFACE MOUNTED APPLICATION
z GLASS PASSIVATED CHIP JUNCTION
z BUILT-IN STRAIN RELIEF DESIGN
z ULTRA FAST RECOVERY TIME FOR HIGH EFFICIENT
z HIGH TEMPERATURE SOLDERING: 250°C/10 SECONDS AT
TERMINALS
.320(8.13)
.305(7.75)
.245(6.22)
.220(5.59)
.280(7.11)
.260(6.60)
z ROHS
MECHANICAL DATA
.103(2.62)
.079(2.06)
z CASE: JEDEC DO-214AB MOLDED PLASTIC BODY,
DO-214AB (SMC), DIMENSIONS IN INCHES AND (MILLIMETERS)
z TERMINAL: SOLDER PLATED, SOLDERABLE PER MIL-STD-
750 METHOD 2026
.060(1.52)
.030(0.76)
z POLARITY: COLOR BAND DENOTES CATHODE
z WEIGHT: 0.21GRAMS
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED
SINGLE PHASE, HALF WAVE, 60 HZ, RESISTIVE OR INDUCTIVE LOAD. FOR CAPACITIVE LOAD, DERATE CURRENT BY 20%
US3A US3B US3D US3G US3J US3K US3M
RATINGS
SYMBOL
UNITS
-LFR
50
-LFR
100
70
-LFR
200
-LFR
400
-LFR
600
-LFR
800
-LFR
1000
700
MAXIMUM RECURRENT PEAK REVERSE VOLTAGE
MAXIMUM RMS VOLTAGE
VRRM
VRMS
VDC
V
V
V
35
140
280
420
560
MAXIMUM DC BLOCKING VOLTAGE
50
100
200
400
600
800
1000
MAXIMUM AVERAGE FORWARD RECTIFIED CURRENT
AT TL=75°C
PEAK FORWARD SURGE CURRENT, 8.3ms SINGLE HALF
SINE-WAVE SUPERIMPOSED ON RATED LOAD
TYPICAL JUNCTION CAPACITANCE (NOTE 1)
IO
3.0
A
A
IFSM
CJ
100
75
15
PF
TYPICAL THERMAL RESISTANCE (NOTE 2)
STORAGE TEMPERATURE RANGE
℃/W
R
θjL
TSTG
TOP
-55 TO + 150
-55 TO + 150
℃
℃
OPERATING TEMPERATURE RANGE
ELECTRICAL CHARACTERISTICS (AT TA =25°C UNLESS OTHERWISE NOTED)
US3A US3B US3D US3G US3J US3K US3M
CHARACTERISTICS
SYMBOL
UNITS
-LFR
-LFR
1.0
-LFR
-LFR
1.3
-LFR
-LFR
-LFR
1.85
MAXIMUM FORWARD VOLTAGE AT IO DC
MAXIMUM DC REVERSE CURRENT AT TA=25°C
MAXIMUM DC REVERSE CURRENT AT TA=125°C
MAXIMUM REVERSE RECOVERY TIME (NOTE 3)
MARKING
VF
IR
1.7
V
10
μA
μA
nS
IR
250
TRR
50
75
US3A US3B US3D US3G US3J US3K US3M
NOTES: 1. MEASURED AT 1 MHZ AND APPLIED REVERSE VOLTAGE 0F 4.0 VOLTS
2. THERMAL RESISTANCE FROM JUNCTION TO AMBIENT AND JUNCTION TO LEAD P.C.B. MOUNTED ON
0.3 x 0.3”(8.0 x 8.0mm) COPPER PAD AREAS
3. REVERSE RECOVERY TEST CONDITIONS: IF=0.5A, IR=1.0A, IRR=0.25A
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