US1A View Datasheet(PDF) - Diotech Company.
Part Name
Description
Manufacturer
US1A Datasheet PDF : 2 Pages
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US1A THRU US1M
SURFACE MOUNT ULTRA FAST RECTIFIER
Reverse Voltage - 50 to 1000 Volts Forward Current - 1.0 Ampere
FEATURES
● The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
● For surface mounted applications
● Ultra fast switching for high efficiency
● Low reverse leakage
● Built-in strain relief,ideal for automated placement
● High forward surge current capability
● High temperature soldering guaranteed:
250 C/10 seconds at terminals
MECHANICAL DATA
Case: JEDEC DO-214AC molded plastic body
Terminals: Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight:0.003 ounce, 0.093 grams
0.004 ounce, 0.111 grams SMA(H)
SMA(DO-214AC)
.062(1.60)
.055(1.40)
.181(4.60)
.157(4.00)
.103(2.62)
.079(2.00)
.060(1.52)
.030(0.76)
.208(5.28)
.188(4.80)
.114(2.90)
.098(2.50)
.012(.305)
.006(.152)
.008(.203)
.002(.051)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
Characteristic
SYMBOLS US1A US1B US1D US1G US1J
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
at TL=90 C
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 1.0A
Maximum DC reverse current TA=25 C
at rated DC blocking voltage TA=100 C
Maximum reverse recovery time (NOTE 1)
Typical junction capacitance (NOTE 2)
Typical thermal resistance (NOTE 3)
Operating junction and storage temperature range
VRRM
VRMS
VDC
I(AV)
50 100 200 400 600
35 70 140 280 420
50 100 200 400 600
1.0
IFSM
VF
IR
trr
CJ
R JA
TJ,TSTG
30.0
1.0
50
1.3
5.0
100.0
15.0
50.0
-65 to +150
Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A
2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.
3.P.C.B. mounted with 0.2x0.2”(5.0x5.0mm) copper pad areas
US1K US1M
800 1000
560 700
800 1000
1.7
75
UNITS
V
V
V
A
A
V
µA
ns
pF
C/W
C
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