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1 AMP SILICON RECTIFIERS
UF4001 THRU UF4007
TECHNICAL SPECIFICATION
FEATURES
Low cost construction utilising void-free
moulded plastic technique
Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
Ultra fast recovery times for high efficiency
High surge current capability
Low leakage
High temperature soldering capability :
250°C/10 seconds/9.5mm (.375in.) lead length at
2.3kg (5lb) tension
Easily cleaned with Freon, Alcohol, Chlorothene
and other similar solvents.
MECHANICAL DATA
Case
Terminals
Polarity
Mounting Position
Weight
: JEDEC DO-41, moulded plastic.
: Plated axial leads, solderable
per MIL-STD-202, Method 208.
: Colour band denotes cathode end.
: Any
: 0.35 grams (0.012 ounce)
VOLTAGE
50 to 1000 Volts
DIMENSIONS
- millimeters (inches)
25.4 (1.0)
min.
5.2 (.205)
4.1 (.160)
25.4 (1.0)
min.
CURRENT
1.0 Amp
DO-41
2.7 (.107)
2.0 (.080)
Cathode Band
.86 (.034)
.71 (.028)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%.
Symbols
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum non-repetitive peak reverse voltage
Maximum Average Forward Rectified Current
9.5mm (.375in.) Lead Length at T
Peak Forward Surge Current, 8.3 ms single half
sine - wave superimposed on rated load
Maximum Instantaneous Forward Voltage at 1.0A
Maximum Reverse Current at Rated
DC Blocking Voltage
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (see Note 2)
Typical Thermal Resistance (see Note 3)
Operating Temperature Range
Storage Temperature Range
Notes :
1. Reverse Recovery Test Conditions : TJ = 25°C, IF= 0.5A, IR= 1.0A, Irr= 0.25A
2. Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts
3. Thermal Resistance from Junction to Ambient
= 55°C
A
T = 25°C
A
T = 100°C
A
UF4001 UF4002
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
I
R
T
rr
C
J
R
THja
T
J
T
STG
50
35 70 140 280 420 560 700
60
UF4003
100
120
1.0
50.0
17.0 15.0
50
UF4004
200
240
- 55 to + 150
- 55 to + 150
UF4005
400
480
1.0
30
10.0
50
600
720
UF4006
800
1000
1.7
75.0
60.0
UF4007
1000
1200
Units
V
V
V
A
A
V
µA
µA
nS
pF
°C/W
°C
°C
Reformatted by Anglia 9913
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UF4001 THRU UF4007
RATING AND CHARACTERISTIC CURVES
FIG. 1 - FORWARD CURRENT DERATING CURVE
1.0
0.8
0.6
0.4
0.2
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
L
5mm x 5mm Cu Leafs
9.5mm Lead Length
0
40 60 80 100 120 140 160 180
20
AMBIENT TEMPERATURE, °C
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
10
UF4001
thru
UF4004
1
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
30
25
20
15
TA = 75°C
10
PEAK FORWARD SURGE
CURRENT, AMPERES
5
8.3ms single half sine-wave
(JEDEC) method
1
2 5 20 50
10
NUMBER OF CYCLES AT 60Hz
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
100
10
100
3.0
1.0
0.3
0.1
INSTANTANEOUS REVERSE
CURRENT, MICROAMPERES
.03
.01
0 20 40 60 80 100 120
0.1
0.01
INSTANTANEOUS FORWARD CURRENT,
AMPERES
0.4 0.6 0.8 1.0 1.2 1.4
UF4005
thru
UF4007
TJ = 25°C
Pulse width = 300µs
2% duty cycle
INSTANTANEOUS FORWARD
VOLTAGE, VOLTS
1.6
FIG. 5 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
t
10ý NON INDUCTIVE50ý NON INDUCTIVE
(+)
50Vdc
(approx)
(–)
NOTES 1 Rise Time = 7ns max, Input Impedance = 1 megaohm 22pF
2 Rise Time = 10ns max, Source Impedance = 50 ohms
D.U.T
1ý NON
INDUCTIVE
OSCILLOSCOPE
(Note 1)
PULSE
GENERATOR
(Note 2)
+0.5A
(–)
0
-0.25A
(+)
-1.0A
FOR 10ns/cm
rr
T
= 100°C
J
TJ = 25°C
PERCENT OF RATED PEAK REVERSE
1cmSET TIME BASE
VOLTAGE, %
140
Reformatted by Anglia 9913
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