Page 1
1.0Amp Ultra Fast Rectifiers
Features
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
Ultra fast switching for high efficiency
Low reverse leakage
High forward surge current capability
High temperature soldering guaranteed:
250°C/10 seconds,0.375"(9.5mm) lead length,
5 lbs. (2.3kg) tension
Mechanical Data
Case: JEDEC DO-41 molded plastic body
Terminals
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight
Maximum Ratings And Electrical Characteristics
Ratings at 25 C ambient temperature unless otherwise specified.
for capacitive load current derate by 20%.
: Plated axial leads, solderable per MIL-STD-750, Method 2026
: 0.012 ounce, 0.33 grams
Single phase half-wave 60Hz,resistive or inductive load,
UF4001 ~ UF4007
DO-41
1.0 (25.4)
MIN.
0.107(2.7)
0.080(2.0)
0.205(5.2)
0.166(4.2)
1.0 (25.4)
MIN.
0.030(0.75)
0.020(0.50)
Dimensions in inches and (millimeters)
SYMBOLS
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375”(9.5mm) lead length at TA=55 C
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 1.0A
Maximum DC reverse current TA=25 C
at rated DC blocking voltage TA=100 C
Maximum reverse recovery time (NOTE 1)
Typical junction capacitance (NOTE 2)
Typical thermal resistance (NOTE 3)
Operating junction and storage temperature range
Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A
2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.
3.Thermal resistance from junction to ambient at 0.375” (9.5mm)lead length,P.C.B. mounted
VRRM
VRMS
VDC
I(AV)
IFSM
VF
IR
trr
CJ
RθJA
TJ,TSTG
UF
4001
50
35
50
UF
4002UF4003UF4004UF4005UF4006UF4007
100
70
100
1.0 1.70
50 75
200
400
140
280
200
400
1.0
30.0
10.0
100.0
15.0
50.0
-55 to +150
1.3
600
420
600
800
560
800
1000
700
1000
UNITS
VOLTS
VOLTS
VOLTS
Amps
Amps
Volts
µ
A
ns
pF
C/W
C
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Page 2
UF4001 THRU UF4007
Ratings And Characteristic Curves
FIG. 1- FORWARD CURRENT DERATING CURVE
1.0
0.8
0.6
Single Phase
0.4
AMPERES
Average Forward Rectified Current
Half Wave 60Hz
Resistive or
inductive Load
0.2
0
0 25 50 75 100 125 150 175
C
Ambient Temperature
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
20
TJ=25 C
10
PULSE WIDTH=300
1%DUTY CYCLE
1
AMPERES
0.1
Instantaneous Forward Current
0.01
0.2 0.6 1.0 1.4 1.8 2.0
CHARACTERISTICS
µs
UF4001-UF4003
UF4004
UF4005-UF4007
Instantaneous Forward Voltage
VOLTS
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
30
25
20
15
AMPERES
10
SURGE CURRENT
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
Peak Forward Surage Current
5.0
1 10 100
Number Of Cycles At 60 Hz
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
1,000
100
10
1
MICROAMPERES
0.1
TJ=100 C
TJ=25 C
Instantaneous Reverse Current
0.01
0 30 60 90 120 150
Percent Of Peak Reverse Voltage
FIG. 5-TYPICAL JUNCTION CAPACITANCE
200
100
10
pF
TJ=25 C
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
100
10
C/W
1
Junction Capacitance
Transient Thermal Impedance
0.1
1
0.1 1.0 10 100
VOLTS
Reverse Voltage
0.01 0.1 1 10 100
sec
t,Pulse Duration
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