UF1001 - UF1007
1.0A ULTRA-FAST RECTIFIER
Features
·
·
·
·
·
·
·
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
Plastic Material: UL Flammability
Classification Rating 94V-0
B
A
C
D
Mechanical Data
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·
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·
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A
DO-41
Case: Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Marking: Type Number
Weight: 0.35 grams (approx.)
Mounting Position: Any
Dim
Min
A
25.40
Max
¾
B
4.06
5.21
C
0.71
0.864
D
2.00
2.72
All Dimensions in mm
Maximum Ratings and Electrical Characteristics
@ TA = 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current
@ TA = 55°C
(Note 1)
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave Superimposed on Rated Load
(JEDEC Method)
Forward Voltage
Peak Reverse Current
at Rated DC Blocking Voltage
Symbol
UF
1001
UF
1002
UF
1003
UF
1004
UF
1005
UF
1006
UF
1007
Unit
VRRM
VRWM
VR
50
100
200
400
600
800
1000
V
VR(RMS)
35
70
140
280
420
560
700
V
IO
1.0
A
IFSM
30
A
@ IF = 1.0A
VFM
@ TA = 25°C
@ TA = 100°C
IRM
1.0
1.3
1.7
5.0
100
V
mA
Reverse Recovery Time (Note 3)
trr
50
75
ns
Typical Junction Capacitance (Note 2)
Cj
20
10
pF
Typical Thermal Resistance Junction to Ambient
Operating and Storage Temperature Range
Notes:
RqJA
95
K/W
Tj, TSTG
-65 to +150
°C
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.
DS25002 Rev. D1-2
1 of 2
www.diodes.com
UF1001 - UF1007
ã Diodes Incorporated
IF, INSTANTANEOUS FORWARD CURRENT (A)
I(AV), AVERAGE FWD RECTIFIED CURRENT (A)
1.00
Single phase half wave
Resistive or Inductive load
0.75
0.50
0.25
0
0
25
50
75
100
125
150
Tj = 25°C
Pulse width = 300ms
10
0.1
UF1005 - UF1007
0.01
175
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
TA, AMBIENT TEMPERATURE (°C)
Fig. 1 Forward Current Derating Curve
30
100
Tj = 25°C
f = 1.0MHz
Pulse width
8.3 ms single half-sine-wave
(JEDEC method)
Cj, CAPACITANCE (pF)
IFSM, PEAK FORWARD SURGE CURRENT (A)
UF1004
UF1001 - UF1003
1.0
20
10
UF1001 - UF1004
10
UF1005 - UF1007
1
0
1
10
NUMBER OF CYCLES AT 60Hz
Fig. 3 Peak Forward Surge Current
1
100
10
100
VR, REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
trr
+0.5A
50W NI (Non-inductive)
10W NI
Device
Under
Test
(-)
0A
(+)
Pulse
Generator
(Note 2)
50V DC
Approx
(-)
1.0W
NI
Oscilloscope
(Note 1)
-0.25A
(+)
Notes:
1. Rise Time = 7.0ns max. Input Impedance = 1.0MW, 22pF.
2. Rise Time = 10ns max. Input Impedance = 50W.
-1.0A
Set time base for 50/100 ns/cm
Fig. 5 Reverse Recovery Time Characteristic and Test Circuit
DS25002 Rev. D1-2
2 of 2
www.diodes.com
UF1001 - UF1007
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