US1A View Datasheet(PDF) - LiteOn Technology
Part Name
Description
Manufacturer
US1A Datasheet PDF : 3 Pages
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SURFACE MOUNT
ULTRA FAST RECTIFIER
FEATURES
• Glass passivated chip
• Ultra fast switching for high efficiency
• Low forward voltage drop and high current capability
• Low reverse leakage current
MECHANICAL DATA
• Case : Molded plastic
• Case Material: ”Green” Molding compound, UL
flammability classification 94V- 0, (No Br. Sb. Cl.)
"Halogen-free"
• Polarity : Indicated by cathode band
• Weight: 0.002 ounces , 0.069 grams (Approximate)
US1A thru US1M
REVERSE VOLTAGE – 50 to 1000 Volts
FORWARD CURRENT – 1.0 Amperes
SMA
A
SMA
DIM
MIN
MAX
A
4.06
4.57
B
C
B
2.29
2.92
C
1.27
1.63
D
0.15
0.31
E
4.83
5.59
F
0.05
0.20
G
G
2.01
2.40
H
0.76
1.52
H
F
D
All Dimensions in millimeter
E
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwis e specified.
ABSOLUTE RATINGS
PARAMETER
SYMBOL
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC Blocking voltage
Maximum Average rectified forward
current
Peak forward surge single half
sine-wave
@TL=110 °C
@tp=8.3ms
Operating ant Storage temperature range
STATIC ELECTRICAL CHARACTERISTICS
VRRM
VRMS
VDC
IF
IFSM
TJ, TSTG
PARAMETER
TEST CONDITION
SYMBOL
Forward voltage (Note 1) IF=1A
TJ = 25°C
VF
Reverse leakage current at Rated DC TJ = 25°C
blocking voltage
TJ = 100°C
IR
Typical junction capacitance(Note 2)
Cj
THERMAL CHARACTERISTICS
PARAMETER
SYMBOL
Typical thermal resistance(Note 3)
RthJA
RthJL
RthJC
DYNAMIC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
Reverse recovery time
IF=0.5A,Irr=0.25A,IR=1.0A
Trr
Note :
(1) 300us pulse with, 2% duty cycle
(2) Measured at 1.0MHz and reverse voltage of 4.0V DC.
(3) Thermal resistance junction to Ambient, Lead and Case
US1A
50
35
50
US1B
100
70
100
US1D
200
140
200
US1G
400
280
400
1.0
US1J
600
420
600
30
-55 ~ +150
US1K
800
560
800
US1M
1000
700
1000
UNIT
V
V
V
A
A
°C
MAX
UNIT
1.0
1.3
1.7
V
5.0
50
uA
20
10
pF
TYP
UNIT
60
22
°C/W
18
MAX
UNIT
50
75
nS
REV. 10, Jun-2015, KSFA01
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