US1AF THRU US1MF
Surface Mount Ultrafast Recovery Rectifier
Reverse Voltage - 50 to 1000 V
Forward Current - 1 A
PINNING
Features
PIN
1
DESCRIPTION
Cathode
• Glass Passivated Chip Juntion
• For surface mount applications
• Low profile package
• Easy to pick and place
• High efficiency
Anode
2
1
2
Top view
Plastic Package : SMAF
Mechanical Data
• Case: SMAF
• Terminals: Solderable per
MIL-STD-750, method 2026
Maximum Ratings and Electrical Characteristics
Ratings at Ta = 25
ambient temperature unless otherwise specified. Single phase half-wave 60 Hz, resistive or inductive
load, for capacitive load current derate by 20%.
Symbols US1AF US1BF US1DF US1GF US1JF US1KF US1MF Units
Parameter
Marking US1A US1B US1D US1G US1J US1K US1M
-
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
VRRM
VRMS
VDC
50
35
50
100
70
200
140
200
400
280
400
600
420
600
800 1000
560 700
V
V
V
Maximum DC Blocking Voltageat
100
800 1000
Maximum Average Forward Rectified Current
at TC = 125°Ϲ
IF(AV)
1
A
Peak Forward Surge Current 8.3 ms Single Half
Sine-wave Superimposed on Rated Load
IFSM
VF
IR
30
A
V
Maximum Forward Voltage at 1 A
1
1.3
1.65
75
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Ta = 25°Ϲ
Ta = 125°Ϲ
5
100
μA
Maximum Reverse Recovery Time 1)
Typical Junction Capacitance 2)
Typical Thermal Resistance 3)
trr
50
ns
Cj
15
80
pF
°Ϲ/W
°Ϲ
RJA
Operating and Storage Temperature Range
Tj, Tstg
- 55 to + 150
1) Measured with IF = 0.5 A, IR = 1 A, Irr = 0.25 A
2) Measured at 1 MHz and applied reverse voltage of 4 V D.C
3) P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas.
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Dated: 25/01/2022 JD Rev:06