NOTES : 1.Measured with I
F
=0.5A,I
R
=1A,I
RR
=0.25A.
2.Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
3.Thermal Resistance Junction to Ambient, Lead and Case.
V
RMS
V
DC
V
RRM
I
(AV)
I
FSM
V
F
C
J
@T
A
=
50 C
UF2001 thru UF2004
ULTRA FAST RECTIFIERS
FEATURES
Low cost
Diffused junction
Ultra fast switching for high efficiency
Low reverse leakage current
Low forward voltage drop
High current capability
The plastic material carries UL recognition 94V-0
MECHANICAL DATA
Case : JEDEC DO-15 molded plastic
Polarity : Color band denotes cathode
Weight : 0.015 ounces, 0.4 grams
Mounting position : Any
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
℃
UF2001
50
35
50
Maximum Average Forward
Rectified Current
Peak Forward Surge Current
8.3ms single half sine-wave
super imposed on rated load
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum forward Voltage at 2.0A DC
2.0
60
1.0
T
J
Operating Temperature Range
-55 to +125
C
T
STG
Storage Temperature Range
-55 to +150
C
Typical Thermal Resistance (Note 3)
40
15
20
C/W
Typical Junction Capacitance (Note 2)
50
pF
I
R
Maximum DC Reverse Current
at Rated DC Blocking Voltage
@T
J
=100 C
@T
J
=25 C 5.0
100
uA
V
A
A
V
UNIT
V
V
DO-15
A
C
D
A
B
Max.
All Dimensions in millimeter
Min.
DO-15
Dim.
A
D
C
B
25.4
7.60
-
5.80
0.71
2.60 3.60
0.86
CHARACTERISTICS SYMBOL
Maximum Reverse Recovery Time (Note 1)
T
RR
1.3
50
ns
100
70
100
UF2002
200
140
200
UF2003
400
280
400
UF2004
REVERSE VOLTAGE
- 50
to
400
Volts
FORWARD CURRENT
- 2.0
Amperes
SEMICONDUCTOR
LITE-ON
REV. 7, Sep-2010, KDCD04
R
0JA
R
0JL
R
0JC
RATING AND CHARACTERISTIC CURVES
UF2001 thru UF2004
FIG.1 - FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT
AMPERES
25
75 100 125 150
1.0
0
50
0.5
1.5
175
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
AMBIENT TEMPERATURE , C
2.0
2.5
3.0
FIG.2 - MAXIMUM NON-REPETITIVE SURGE CURRENT
NUMBER OF CYCLES AT 60Hz
PEAK FORWARD SURGE CURRENT,
AMPERES
15 10 50 100
220
0
10
20
30
40
50
60
Single Half-Sine-Wave
FIG.3 - TYPICAL JUNCTION CAPACITANCE
CAPACITANCE , (pF)
REVERSE VOLTAGE , VOLTS
10
1100
100
10
1
4
T
J
= 25 C, f= 1MHz
INSTANTANEOUS FORWARD VOLTAGE , VOLTS
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT ,(A)
0.2 0.4 1.2 1.4
0
0.1
1.0
10
0.6 0.8 1.0
.01
1.8
1.6
T
J
= 25 C
UF2001 - UF 2003
PULSE WIDTH 300us
UF2004
Legal Disclaimer Notice
UF2001 thru UF2004
LSC reserves the right to make changes to this document and its products and
specifications at any time without notice. Customers should obtain and confirm
the latest product information and specifications before final design, purchase or
use.
LSC makes no warranty, representation or guarantee regarding the suitability of
its products for any particular purpose, nor does LSC assume any liability for
application assistance or customer product design. LSC does not warrant or
accept any liability with products which are purchased or used for any
unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property
rights of LSC.
LSC products are not authorized for use as critical components in life support
devices or systems without express written approval of LSC.
Important Notice and Disclaimer