UF4001 thru UF4007
Document Number 88755
22-Jul-05
Vishay General Semiconductor
www.vishay.com
1
DO-204AL (DO-41)
Ultrafast Plastic Rectifier
Major Ratings and Characteristics
IF(AV) 1.0 A
VRRM 50 V to 1000 V
IFSM 30 A
trr 50 ns, 75 ns
VF1.0 V, 1.7 V
Tj max. 150 °C
Features
• Glass passivated chip junction
• Ultrafast reverse recovery time
• Low forward voltage drop
• Low switching losses, high efficiency
• High forward surge capability
• Solder Dip 260 °C, 40 seconds
Typical Applications
For use in high frequency rectification and freewheel-
ing application in switching mode converters and
inverters for consumer, computer and Telecommuni-
cation
Mechanical Data
Case: DO-204AL (DO-41)
Epoxy meets UL-94V-0 Flammability rating
Terminals: Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade
Polarity: Color band denotes cathode end
Maximum Ratings
TA = 25 °C unless otherwise specified
Parameter Symbols UF
4001
UF
4002
UF
4003
UF
4004
UF
4005
UF
4006
UF
4007
Units
Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 V
Maximum RMS voltage VRMS 35 70 140 280 420 560 700 V
Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V
Maximum average forward rectified current
0.375" (9.5 mm) lead length at TA = 55 °C
IF(AV) 1.0 A
Peak forward surge current 8.3 ms single half
sine-wave superimposed on rated load
IFSM 30 A
Operating junction and storage temperature
range
TJ, TSTG - 55 to + 150 °C
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Document Number 88755
22-Jul-05
UF4001 thru UF4007
Vishay General Semiconductor
Electrical Characteristics
TA = 25 °C unless otherwise specified
Notes: (1) Pulse test: 300 µs pulse width, 1 % duty cycle
Thermal Characteristics
TA = 25 °C unless otherwise specified
Notes: (1) Thermal resistance from junction to ambient at 0.375" (9.5 mm) lead length
Parameter Test condition Symbols UF
4001
UF
4002
UF
4003
UF
4004
UF
4005
UF
4006
UF
4007
Units
Maximum instantaneous
forward voltage
at 1.0 A (1) VF 1.0 1.7 V
Maximum DC reverse current
at rated DC blocking voltage
TA= 25 °C
TA = 100 °C
IR 10
50
µA
Maximum reverse recovery
time
IF = 0.5 A, IR = 1.0 A,
Irr = 0.25 A
trr 50 75 ns
Typical junction capacitance at 4.0 V, 1 MHz CJ 17 pF
Parameter Symbols UF
4001
UF
4002
UF
4003
UF
4004
UF
4005
UF
4006
UF
4007
Units
Typical thermal resistance (1) RθJA
RθJL
60
15
°C/W
UF4001 thru UF4007
Document Number 88755
22-Jul-05
Vishay General Semiconductor
www.vishay.com
3
Ratings and Characteristics Curves
(TA = 25 °C unless otherwise noted)
Figure 1. Maximum Forward Current Derating Curve
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
Figure 3. Typical Instantaneous Forward Characteristics
1.0
20 40 60 80100 120 140 160
0
0.5
Average Forward Rectified Current (A)
Ambient Temperature (°C)
Resistiveor
Inductive Load
0.375" (9.5mm)
Lead Length
110 100
0
5.0
10
15
20
25
30
Peak Forward Surge Current (A)
Number of Cycles at 60 Hz
TA=55°C
8.3ms single half sine-wave
0.01
0.1
1
10
100
0.2 0.4 0.6 0.811.21.41.6
Instantaneous Forward Current (A)
Instantaneous Forward Voltage (V)
T
j
= 150 °C
T
j
= 125 °C
T
j
= 100 °C
T
j
= 25 °C
UF4001~UF4004
Figure 4. Typical Reverse Leakage Characteristics
Figure 5. Typical Instantaneous Forward Characteristics
Figure 6. Typical Reverse Leakage Characteristics
0.001
0.01
0.1
1
10
100
020406080 100
Instantaneous Reverse Leakage Current (µA)
Percent of Peak Reverse Voltage (%)
T
j
= 150 °C
T
j
= 125 °C
T
j
= 100 °C
T
j
= 25 °C
UF4001~UF4004
0.01
0.1
1
10
0.2 0.4 0.6 0.81 1.2 1.4 1.6 1.8
Instantaneous Forward Current (A)
Instantaneous Forward Voltage (V)
T
j
= 125 °C
T
j
= 150 °C
T
j
= 100 °C
T
j
= 25 °C
UF4005~UF4007
0.001
0.01
0.1
1
10
100
020406080 100
Instantaneous Reverse Leakage Current (µA)
Percent of Peak Reverse Voltage (%)
Tj = 150 °C
Tj = 125 °C
Tj = 100 °C
Tj = 25 °C
UF4005~UF4007
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Document Number 88755
22-Jul-05
UF4001 thru UF4007
Vishay General Semiconductor
Package outline dimensions in inches (millimeters)
Figure 7. Typical Junction Capacitance
0.1 110 100
1
10
100
Junction Capacitance (pF)
Reverse Voltage (V)
TJ=25°C
f=1MHz
Vsig = 50mVp-p
0.107 (2.7)
0.080 (2.0)
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
1.0 (25.4)
MIN.
0.205 (5.2)
0.160 (4.1)
DIA.
DO-204AL (DO-41)
Legal Disclaimer Notice
Vishay
Document Number: 91000 www.vishay.com
Revision: 08-Apr-05 1
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
