UF5400 thru UF5408
Soft Recovery Ultrafast Plastic Rectifier
DO201AD Type Package
Description:
The UF5400 thru UF5408 are soft recovery, ultrafast plastic rectifiers for use in high frequency rectification
and freewheeling application in switching mode converters and inverters for consumer, computer and
telecommunication applications.
Features:
DUltrafast reverse Recovery Time
DLow Forward Voltage Drop
DLow Switching Losses, High Efficiency
DHigh Forward Surge Capability
Absolute Maximum Ratings: (TA = +25C, unless otherwise specified)
Max. Repetitive Reverse Voltage,VRRM
UF5400 50V.....................................................................
UF5401 100V....................................................................
UF5402 200V....................................................................
UF5404 400V....................................................................
UF5406 600V....................................................................
UF5407 800V....................................................................
UF5408 1000V...................................................................
Max. RMS Voltage,VRMS
UF5400 35V.....................................................................
UF5401 70V.....................................................................
UF5402 140V....................................................................
UF5404 280V....................................................................
UF5406 420V....................................................................
UF5407 560V....................................................................
UF5408 700V....................................................................
Max. DC Blocking Voltage,VDC
UF5400 50V.....................................................................
UF5401 100V....................................................................
UF5402 200V....................................................................
UF5404 400V....................................................................
UF5406 600V....................................................................
UF5407 800V....................................................................
UF5408 1000V...................................................................
Average Rectified Forward Current (TA = +55C, .375” (9.5mm) Lead Length), IF(AV) 3A.........
Peak Forward Surge Current, IFSM
8.3ms single half sine wave superimposed on rated load 150A.........................
Storage Temperature Range, Tstg −55 to +150C..........................................
Typical Thermal Resistance, Junction−to−Ambient (Note 1), RthJA 20C/W....................
Typical Thermal Resistance, Junction−to−Lead (Note 1), RthJL 8.5C/W.......................
Note 1. Thermal resistance from junction to lead and junction to ambient with .375” (9.5mm) lead
length, both leads attached to heatsink.
Electrical Characteristics: (TA = +25C, unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Instantaneous Forward Voltage
UF5400, UF5401 VFIF = 3A, Note 2 − − 1.0 V
UF5402, UF5404 − − 1.0 V
UF5406, UF5407, UF5408 − − 1.7 V
DC Reverse Leakage Current
All Devices IRAt Rated DC
Blocking Voltage
TA = +25C− − 10 A
UF5400, UF5401 TA = +150C− − 75 A
UF5402, UF5404 − − 75 A
UF5406, UF5407, UF5408 − − 200 A
Reverse Recovery Time
UF5400, UF5401 trr IF = 500mA, IR = 1A, Irr = 250mA,
TJ = +25C
− − 50 ns
UF5402, UF5404 − − 50 ns
UF5406, UF5407, UF5408 − − 75 ns
Junction Capacitance
UF5400, UF5401 CJVR = 4V, f = 1MHz −45 −pF
UF5402, UF5404 −45 −pF
UF5406, UF5407, UF5408 −36 −pF
Note 2. Pulse test: 300s pulse width, 1% duty cycle.
Color Band Denotes Cathode
1.000 (25.4)
Min
.374 (9.5)
Max
.208 (5.3) Dia Max.051 (1.3) Dia Max
