Continental Device India Limited
Wheeling Diodes
ABSOLUTE MAXIMUM RATINGS
UF
4001
UF
4002
UF
4003
UF
4004
UF
4005
UF
4006
UF
4007
*Thermal Resistance from Junction to Ambient @ 0.375" (9.5mm) Lead Length
SYMBOL
Min
Typ
Max
UNIT
Average Forward Rectified Current
An ISO/TS 16949 and ISO 9001 Certified Manufacturer
ULTRAFAST PLASTIC RECTIFIER
UF4001 - 4007
DO-41 (Plastic)
Axial Lead Plastic
Package
For use in Very High Frequency Switching Power Supplies, Inverters and as Free
DESCRIPTION
Repetitive Peak Reverse Voltage
RMS Voltage
DC Blocking Voltage
0.375" (9.5mm) Lead Length @ Ta=55ºC
SYMBOL
V
RRM
V
RMS
V
DC
I
F (AV)
50 100 200 400 600 800 1000 V
35 70 140 280 420 560 700 V
50 100 200 400 600 800 1000 V
1.0 A
UNIT
Peak Forward Surge Current 8.3ms Single
Half Sine-Wave Superimposed on Rated Load
Junction to Ambient in free air
Junction to Lead
Operating Junction and Storage Temperature
Range
I
*R
th (j-a)
R
th (j-L)
Tj, T
FSM
stg
ELECTRICAL CHARACTERISTICS (Ta=25ºC unless specified otherwise )
DESCRIPTION
Instantaneous Forward Voltage
**V
F
TEST CONDITION
IF=1.0A
UF4001 - 4004
UF4005 - 4007
DC Reverse Current
I
R
@ Rated DC Blocking
Voltage
Ta=25ºC
Ta=100ºC
Reverse Recovery Time
t
rr
IF=0.5A, IR=1A, Irr=0.25A
UF4001 - 4004
UF4005 - 4007
Junction Capacitance
C
j
VR = 4V, f = 1MHz
30 A
60 ºC/W
15 ºC/W
- 55 to +150 ºC
1.0 V
1.7 V
10
50
µA
µA
50 ns
75 ns
17 pF
**Pulse Test : 300µµs Pulse Width, 1% Duty Cycle
UF4001_4007Rev270903E
Continental Device India Limited
Data Sheet Page 1 of 5
UF4001 - 4007
DO-41 (Plastic)
Axial Lead Plastic
Package
UF4001_4007Rev270903E
Continental Device India Limited
Data Sheet Page 2 of 5