US1A - US1M
SURFACE MOUNT ULTRA FAST RECTIFIER DIODES
VOLTAGE RANGE: 50 - 1000V
CURRENT: 1.0 A
Features
Glass Passivated Die Construction
Diffused Junction
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Ultra-Fast Recovery Time for High Efficiency
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Low Forward Voltage Drop, High Current
Capability, and Low Power Loss
Ideally Suited for Automated Assembly
Plastic Material: UL Flammability
Classification Rating 94V-0
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B
SMA(DO-214AC)
Dim
MinMax
Mechanical Data
A
B
C
D
E
G
H
J
2.29
4.00
1.27
0.15
4.80
0.10
0.76
2.01
2.92
4.60
1.63
0.31
5.59
0.20
1.52
2.62
A
J
C
Case: SMA(DO-214AC)Molded Plastic
Terminals: Solder Plated Terminal - Solderable
per MIL-STD-202, Method 208
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D
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Polarity: Cathode Band or Cathode Notch
Marking: Type Number
Weight: 0.064 grams (approx.)
Mounting Position: Any
G
H
E
All Dimensions in mm
Maximum Ratings and Electrical Characteristics
TA = 25ꢀC unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Symbol US1A US1B US1D US1G US1J US1K US1M Unit
VRRM
VRWM
VR
VR(RMS)
IO
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
50
35
100
70
200
140
400
600
420
800
560
1000
700
V
RMS Reverse Voltage
280
1.0
V
A
Average Rectified Output Current
@ TT = 75ꢀC
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave Superimposed on Rated Load
(JEDEC Method)
IFSM
30
A
Forward Voltage Drop
@ IF = 1.0A
VFM
IRM
1.0
1.3
1.7
V
5.0
100
Peak Reverse Current
at Rated DC Blocking Voltage
@ TA = 25ꢀC
@ TA = 100ꢀC
ꢁA
trr
Cj
Reverse Recovery Time (Note 2)
50
20
75
10
ns
pF
Typical Junction Capacitance (Note 1)
RꢂJT
Tj, TSTG
Typical Thermal Resistance, Junction to Terminal
Operating and Storage Temperature Range
30
ꢀC/W
ꢀC
-65 to +150
Notes:
1. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
2. Measured with IF = 0.5A, IR = 1.0A, Irr = 0.25A.
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