D
S25002 Rev. D1-2 1 of 2 UF1001 - UF1007
UF1001 - UF1007
1.0A ULTRA-FAST RECTIFIER
Features
A
A
B
C
D
DO-41
Dim
Min
Max
A
25.40
B
4.06
5.21
C
0.71
0.864
D
2.00
2.72
All Dimensions in mm
Maximum Ratings and Electrical Characteristics
@ T
A
= 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
Plastic Material: UL Flammability
Classification Rating 94V-0
Mechanical Data
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
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
V
RRM
V
RWM
V
R
50
100
200
400
600
800
1000
V
RMS Reverse Voltage
V
R(RMS)
35
70
140
280
420
560
700
V
Average Rectified Output Current
@ T
A
= 55
C
(Note 1)
I
O
1.0
A
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave Superimposed on Rated Load
(JEDEC Method)
I
FSM
30
A
Forward Voltage
@ I
F
= 1.0A
V
FM
1.0
1.3
1.7
V
Peak Reverse Current
@ T
A
= 25
C
at Rated DC Blocking Voltage
@ T
A
= 100
C
I
RM
5.0
100
mA
Reverse Recovery Time (Note 3)
t
rr
50
75
ns
Typical Junction Capacitance (Note 2)
C
j
20
10
pF
Typical Thermal Resistance Junction to Ambient
R
qJA
95
K/W
Operating and Storage Temperature Range
T
j,
T
STG
-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 I
F
= 0.5A, I
R
= 1.0A, I
rr
= 0.25A. See figure 5.
D
S25002 Rev. D1-2 2 of 2 UF1001 - UF1007
0.01
0.1
1.0
10
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
I
,
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
UF1001 - UF1003
UF1005 - UF1007
T = 25 C
Pulse width = 300 s
j
UF1004
10
20
30
0
1
10
100
I
,
PEAK
FOR
W
ARD
SURGE
CURRENT
(A)
FSM
NUMBER OF CYCLES AT 60Hz
Fig. 3 Peak Forward Surge Current
Pulse width
8.3 ms single half-sine-wave
(JEDEC method)
50V DC
Approx
50 NI (Non-inductive)
10 NI
1.0
NI
Oscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Device
Under
Test
t
rr
Set time base for 50/100 ns/cm
+0.5A
0A
-0.25A
-1.0A
Notes:
1. Rise Time = 7.0ns max. Input Impedance = 1.0M , 22pF.
2. Rise Time = 10ns max. Input Impedance = 50 .
Fig. 5 Reverse Recovery Time Characteristic and Test Circuit
(+)
(+)
(-)
(-)
1
10
100
1
10
100
C
,
CAP
ACIT
ANCE
(pF)
j
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
R
UF1001 - UF1004
UF1005 - UF1007
T = 25 C
f = 1.0MHz
j
0
0.25
0.50
0.75
1.00
0
25
50
75
100
125
150
175
I
,
A
VERAGE
FWD
RECTIFIED
CURRENT
(A)
(A
V)
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Forward Current Derating Curve
A
Single phase half wave
Resistive or Inductive load
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