Continental Device India Limited
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
Wheeling Diodes
ABSOLUTE MAXIMUM RATINGS
DESCRIPTION
Repetitive Peak Reverse Voltage
RMS Voltage
DC Blocking Voltage
Average Forward Rectified Current
0.375" (9.5mm) Lead Length @ T
a
=55ºC
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
SYMBOL
V
RRM
V
RMS
V
DC
I
F (AV)
I
FSM
*R
th (j-a)
R
th (j-L)
T
j
, T
stg
UF
UF
4001 4002
50
100
35
50
70
100
UF
4003
200
140
200
UF
UF
UF
UF
4004 4005 4006 4007
400
600 800 1000
280
400
1.0
30
60
15
- 55 to +150
420
600
560
800
700
1000
UNIT
V
V
V
A
A
ºC/W
ºC/W
ºC
*Thermal Resistance from Junction to Ambient @ 0.375" (9.5mm) Lead Length
ELECTRICAL CHARACTERISTICS (T
a
=25ºC unless specified otherwise )
DESCRIPTION
TEST CONDITION
SYMBOL
I
F
=1.0A
**V
F
Instantaneous Forward Voltage
UF4001 - 4004
UF4005 - 4007
@ Rated DC Blocking
DC Reverse Current
I
R
Voltage
T
a
=25ºC
T
a
=100ºC
Reverse Recovery Time
t
rr
I
F
=0.5A, I
R
=1A, I
rr
=0.25A
UF4001 - 4004
UF4005 - 4007
Junction Capacitance
**Pulse Test : 300µs Pulse Width, 1% Duty Cycle
µ
UF4001_4007Rev270903E
Min
Typ
Max
1.0
1.7
UNIT
V
V
10
50
50
75
17
µA
µA
ns
ns
pF
C
j
V
R
= 4V, f = 1MHz
Continental Device India Limited
Data Sheet
Page 1 of 5
Customer Notes
UF4001 - 4007
DO-41 (Plastic)
Axial Lead Plastic
Package
Disclaimer
The product information and the selection guides facilitate selection of the CDIL's Semiconductor Device(s) best suited for
application in your product(s) as per your requirement. It is recommended that you completely review our Data Sheet(s) so as to
confirm that the Device(s) meet functionality parameters for your application. The information furnished in the Data Sheet and on
the CDIL Web Site/CD are believed to be accurate and reliable. CDIL however, does not assume responsibility for inaccuracies or
incomplete information. Furthermore, CDIL does not assume liability whatsoever, arising out of the application or use of any
CDIL product; neither does it convey any license under its patent rights nor rights of others. These products are not designed for
use in life saving/support appliances or systems. CDIL customers selling these products (either as individual Semiconductor
Devices or incorporated in their end products), in any life saving/support appliances or systems or applications do so at their own
risk and CDIL will not be responsible for any damages resulting from such sale(s).
CDIL strives for continuous improvement and reserves the right to change the specifications of its products without prior notice.
CDIL is a registered Trademark of
Continental Device India Limited
C-120 Naraina Industrial Area, New Delhi 110 028, India.
Telephone + 91-11-2579 6150, 4141 1112 Fax + 91-11-2579 5290, 4141 1119
e-mail sales@cdil.com www.cdilsemi.com
UF4001_4007Rev270903E
Continental Device India Limited
Data Sheet
Page 5 of 5