Recovery Diodes. US1BF Datasheet

US1BF Diodes. Datasheet pdf. Equivalent


Part US1BF
Description Ultra Fast Recovery Diodes
Feature SMD Type Ultra Fast Recovery Diodes US1AF ~ US1MF SOD-123F Diodes ■ Features ● Glass Passivated C.
Manufacture Kexin
Datasheet
Download US1BF Datasheet


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US1BF
SMD Type
Ultra Fast Recovery Diodes
US1AF ~ US1MF
SOD-123F
Diodes
Features
Glass Passivated Chip
Low Forward Voltage Drop And High Current Capability
Low Reverse Leakage Current
Epoxy meets UL 94 V-0 flammability rating
Ultra Fast Switching For High Efficiency
12
Top View
PINNING
PIN DESCRIPTION
1 Cathode
2 Anode
Absolute Maximum Ratings Ta = 25
Parameter
Repetitive Peak Reverse Voltage
RMS Voltage
Maximum DC Blocking Voltage
Averaged Forward Current.TL=110
Peak Forward Surge Current @ 8.3ms
Thermal Resistance Junction to Ambient
Junction Temperature
Operating Temperature
Storage Temperature
Symbol
US US US US US
1AF 1BF 1CF 1DF 1GF
US
1JF
US US
1KF 1MF
Unit
VRRM 50 100 150 200 400 600 800 1000
VRMS 35 70 105 140 280 420 560 700 V
VDC 50 100 150 200 400 600 800 1000
IFAV
1
A
IFSM
30
RθJA
30 /W
Tj 150
TOP
-65 to 175
Tstg
-65 to 175
Electrical Characteristics Ta = 25
Parameter
Forward voltage
US1AF-1DF
US1GF
US1JF-1MF
Reverse voltage leakage current
Reverse Recovery Time
Typical Junction Capacitance
US1AF-US1GF
US1JF~US1KF
US1MF
US1AF-1GF
US1JF-1MF
Symbol
Test Conditions
VF IFM=1A, TJ = 25°C
Ta = 25
IR
Ta = 100
Trr IF=0.5A, IR=1A, Irr=0.25A
CJ VR=4V, f=1MHz
Min Typ Max Unit
1
1.4 V
1.7
10
uA
100
50
75 ns
100
20
pF
17
Marking
NO.
Marking
US1AF
US1A
US1BF
US1B
US1CF
US1C
US1DF
US1D
US1GF
US1G
US1JF
US1J
US1KF
US1K
US1MF
US1M
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US1BF
SMD Type
Diodes
Ultra Fast Recovery Diodes
US1AF ~ US1MF
Typical Characterisitics
Figure 1
Typical Forward Characteristics
20
10
6
4
2
Amps 1
.6
.4
US1AF -1DF
US1GF
US1JF -1MF
.2
.1 TJ=25°C
.06
.04
.02
.01
.8
1.0 1.2 1.4
1.6 1.8
Volts
Instantaneous Forward Current - Amperesversus
Instantaneous Forward Voltage - Volts
Figure 2
Forward Derating Curve
2.4
2.2
2.0
1.8
1.6
1.4
1.2
Amps
1.0
.8
.6
.4
Single Phase, Half Wave
.2 60Hz Resistive or Inductive Load
0 0 30 60 90 120 150 180
°C
Average Forward Rectified Current - Amperesversus
Lead Temperature -°C
Figure 3
Junction Capacitance
100
60
40
20
pF 10
6
4
2
1
.1
US1JF -1MF
US1AF -1GF
.2 .4
1
Volts
24
10 20 40
Junction Capacitance - pFversus
Reverse Voltage - Volts
TJ=25°C
100 200 400
1000
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