DS25002 Rev. 7 - 2 1 of 3 UF1001 - UF1007
www.diodes.com ãDiodes Incorporated
UF1001 - UF1007
1.0A ULTRA-FAST RECTIFIER
Features
A
A
B
C
D
DO-41
Dim Min Max
A25.40 ¾
B4.06 5.21
C0.71 0.864
D2.00 2.72
All Dimensions in mm
Maximum Ratings and Electrical Characteristics @ TA= 25°C unless otherwise specified
·Diffused Junction
·Ultra-Fast Switching for High Efficiency
·High Current Capability and Low Forward Voltage Drop
·Low Reverse Leakage Current
·Surge Overload Rating to 30A Peak
·Low Reverse Leakage Current
·Lead Free Finish, RoHS Compliant (Note 4)
Mechanical Data
·Case: DO-41
·Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
·Moisture Sensitivity: Level 1 per J-STD-020C
·Terminals: Finish Bright Tin. Plated Leads Solderable per
MIL-STD-202, Method 208
·Polarity: Cathode Band
·Mounting Position: Any
·Ordering Information: See Last Page
·Marking: Type Number
·Weight: 0.35 grams (approx.)
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic Symbol UF
1001
UF
1002
UF
1003
UF
1004
UF
1005
UF
1006
UF
1007 Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
50 100 200 400 600 800 1000 V
RMS Reverse Voltage VR(RMS) 35 70 140 280 420 560 700 V
Average Rectified Output Current @ TA= 55°C
(Note 1) IO1.0 A
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave Superimposed on Rated Load
(JEDEC Method)
IFSM 30 A
Forward Voltage @ IF= 1.0A VFM 1.0 1.3 1.7 V
Peak Reverse Current @ TA= 25°C
at Rated DC Blocking Voltage @ TA= 100°CIRM 5.0
100 mA
Reverse Recovery Time (Note 3) trr 50 75 ns
Typical Junction Capacitance (Note 2) Cj20 10 pF
Typical Thermal Resistance Junction to Ambient RqJA 95 K/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
Notes: 1. Valid provided that leads are maintained at ambient temperature at a distance of 9.5mm from the case.
2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
3. Measured with IF= 0.5A, IR= 1.0A, Irr = 0.25A. See figure 5.
4. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see
EU Directive Annex Notes 5 and 7.
SPICE MODELS: UF1001 UF1002 UF1003 UF1004 UF1005 UF1006 UF1007
DS25002 Rev. 7 - 2 2 of 3 UF1001 - UF1007
www.diodes.com
0.01
0.1
1.0
10
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
I , INSTANTANEOUS FORWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fi
g
.2 T
y
pical Forward Characteristics
F
UF1001 - UF1003
UF1005 - UF1007
UF1004
10
20
30
0
1 10 100
I , PEAK FORWARD SURGE CURRENT (A)
FSM
NUMBER OF CYCLES AT 60Hz
Fi
g
. 3 Peak Forward Sur
g
e Current
Pulse width
8.3 ms single half-sine-wave
(JEDEC method)
50V DC
Approx
Oscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Device
Under
Test
trr
Set time base for 50/100 ns/cm
+0.5A
0A
-0.25A
-1.0A
Fi
g
. 5 Reverse Recover
y
Time Characteristic and Test Circuit
(+)
(+)
(-)
(-)
1
10
100
1 10 100
C , CAPACITANCE (pF)
j
V , REVERSE VOLTAGE (V)
Fi
g
.4 T
y
pical Junction Capacitance
R
UF1001 - UF1004
UF1005 - UF1007
T=25C
f = 1.0MHz
j
°
0
0.25
0.50
0.75
1
.
00
02550
75 100 125 150 175
I , AVERAGE FWD RECTIFIED CURRENT (A)
(AV)
T , AMBIENT TEMPERATURE ( C)
Fi
g
. 1 Forward Current Deratin
g
Curve
A
°
Single phase half wave
Resistive or Inductive load
Notes: 5. For packaging details, visit our website at http://www.diodes.com/datasheets/ap02008.pdf.
DS25002 Rev. 7 - 2 3 of 3 UF1001 - UF1007
www.diodes.com
Ordering Information
Device Packaging Shipping
UF1001-A DO-41 5K/Ammo Pack
UF1001-B DO-41 1K/Bulk
UF1001-T DO-41 5K/Tape & Reel, 13-inch
UF1002-A DO-41 5K/Ammo Pack
UF1002-B DO-41 1K/Bulk
UF1002-T DO-41 5K/Tape & Reel, 13-inch
UF1003-A DO-41 5K/Ammo Pack
UF1003-B DO-41 1K/Bulk
UF1003-T DO-41 5K/Tape & Reel, 13-inch
UF1004-A DO-41 5K/Ammo Pack
UF1004-B DO-41 1K/Bulk
UF1004-T DO-41 5K/Tape & Reel, 13-inch
UF1005-A DO-41 5K/Ammo Pack
UF1005-B DO-41 1K/Bulk
UF1005-T DO-41 5K/Tape & Reel, 13-inch
UF1006-A DO-41 5K/Ammo Pack
UF1006-B DO-41 1K/Bulk
UF1006-T DO-41 5K/Tape & Reel, 13-inch
UF1007-A DO-41 5K/Ammo Pack
UF1007-B DO-41 1K/Bulk
UF1007-T DO-41 5K/Tape & Reel, 13-inch
(Note 5)
IMPORTANT NOTICE
LIFE SUPPORT
www.diodes.com
Diodes, Inc. and its subsidiaries reserve the right to make changes without further notice to any product herein to make corrections, modifications, enhance-
ments, improvements, or other changes. Diodes, Inc. does not assume any liability arising out of the application or use of any product described herein;
neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such
use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages.
The products located on our website at are not recommended for use in life support systems where a failure or malfunction of the
component may directly threaten life or cause injury without the expressed written approval of Diodes Incorporated.
