NOTES : 1.Test condition of T
RR
:I
F
=0.5A,I
R
=1.0A,I
RR
=0.25A.
2.Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
3.Thermal Resistance Junction to Case and Ambient.
V
RMS
V
DC
V
RRM
I
(AV)
I
FSM
V
F
I
R
UD3G thru UD7G
FEATURES
Glass passivated chip
Ultra fast switching for high efficiency
Low reverse leakage current
Low forward voltage drop
High current capability
Easily cleaned with Freon, Alcohol, Chlorothene and
similar solvents
Plastic material has UL flammabitily classification 94V-0
MECHANICAL DATA
Case : Molded plastic
Polarity : Color band denotes cathode
Weight : 0.004 ounces, 0.13 grams
Mounting position : Any
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
UD3G
200
140
200
UD7G
1000
700
1000
UD6G
800
560
800
UD5G
600
420
600
UD4G
400
280
400
Maximum Average Forward
Rectified Current
@T
A
=
55 C
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 1.0A DC
Maximum DC Reverse Current
at Rated DC Blocking Voltage
@T
J
=100 C
@T
J
=25 C
1.0
30
1.0
5
100
,T
J
T
STG
Storage / Operating Temperature Range
-55 to +150
C
Typical Thermal Resistance (Note 3)
20
100
C/W
C
J
Typical Junction
Capacitance (Note 2) pF
uA
V
A
A
V
UNIT
V
V
CHARACTERISTICS SYMBOL
Maximum Reverse Recovery Time (Note 1)
T
RR
1.3 1.7
50
10
75
ns
REVERSE VOLTAGE
- 200
to
1000
Volts
FORWARD CURRENT
- 1.0
Ampere
ULTRA FAST
GLASS PASSIVATED RECTIFIERS
SEMICONDUCTOR
LITE-ON
REV. 1, Sep-2010, KDFA01
T-1
Max.
All Dimensions in millimeter
Min.
T-1
Dim.
A
D
C
B
25.4
3.20
-
2.60
0.53
2.20 2.60
0.64
A
C
D
A
B
R
0JC
R
0JA
1.0
10.0
100.0
1 10 100
0.1
1
10
100
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3
0.01
0.1
1
10
100
0 20 40 60 80 100 120
RATING AND CHARACTERISTIC CURVES
UG3G thru UG7G
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
Pulse width 8.3ms
Single Half-Sine-Wave
FIG.1 - FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT
AMPERES
25
75 100 125 150
0.6
0.1
50
0.2
1.0
175
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
AMBIENT TEMPERATURE , C
0.8
0.4
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD VOLTAGE , VOLTS
INSTANTANEOUS FORWARD CURRENT ,(A)
T
J
= 25 C
PULSE WIDTH 300us
UD4G UD5G to UD7G
UD3G
FIG.3 - TYPICAL JUNCTION CAPACITANCE
CAPACITANCE , (pF)
REVERSE VOLTAGE , VOLTS
T
J
= 25 C, f = 1MHz
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS
REVERSE CURRENT ,(uA)
T
J
= 25 C
T
J
= 125 C
T
J
= 100 C
Legal Disclaimer Notice
UG3G thru UG7G
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