Prelimitary specification
UR4KB005-UR4KB100
Single Phase
4.0
AMPS.
Glass Passivated Bridge Rectifiers
D3K
Features
UL Recoganized
Glass passivated junction
Ideal for printed circuit board
High case dielectric strength
Plastic material has Underwriters laboratory
flammability Classification 94V-0
Typical IR less than 0.1uA
High surge current capability
High temperature soldering guaranteed:
260℃ / 10 seconds at 5 lbs., ( 2.3 kg ) tension
Green compound with suffix “G” on packing code &
prefix “G” on datecode.
Mechanical Data
Case : Molded plastic body
Terminal : Pure
tin plated , Lead free. Leads solderable per
MIL-STD-202 Method 208
Weight : 1.41 grams (0.053 ounce)
Mounting Torque : 0.8 N.M max.
Dimension in inches and (millimeter)
Maximum Ratings and Electrical Characteristics
Rating at 25℃ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Current
Without heat sink
Ta=30 C
o
Symbol
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
I
2
t
V
F
I
R
Vdis
R
θJA
R
θJC
RθJL
UR4KB80
800
560
800
1.2
4.0
135
75
1
10
2.0
55
1.5
15
-55 to +150
-55 to +150
Units
V
V
V
A
A
A
2
S
V
uA
kV
oC/W
O
O
60 Hz sine wave resistance load
With heat sink
Tc=138
o
C
Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed
on Rated Load (JEDEC method )
Rating of fusing ( t < 8.3mS )
Maximum Instantaneous Forward Voltage @ 2.0A
Maximum DC Reverse Current at Rated DC Blocking Voltage
Dielectric Strength (Terminal to Case, AC 1minute)
Typical Thermal Resistance (Note 1)
Operating Temperature Range
Storage Temperature Range
Note 1 : Unit case mounted on 2" x 3" x 0.25" Al plate heat sink.
T
J
C
C
T
STG
1 of 1
Version :
C09
RATINGS AND CHARACTERISTIC CURVES (UR4KB005-UR4KB100)
FIG 1 Maximum Derating Curve for Output
5
Current
Peak Forward Surge Current
(A)
FIG 2 Maximum Forward Surge Current per Leg
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
8.3mS Single
Half Sin-wave
(Jedec Method)
Average Forward Current
(A)
4
3
2
1
0
0
20
40
Without Heat
sink
Heat sink
mount
2"x3"x0.25"
AL-plate
Ambient Temperature (
o
C)
60
80
100
120
140
160
1
Number of cycles at 60 Hz
10
100
FIG 3 Typical Reverse Characteristics per Leg
1000
100
FIG 4 Typical Forward Characteristics per Leg.
Instantaneous Reverse Current (uA)
100
Ta=125
o
C
Instantaneous Forward Current (A)
10
Ta=150
o
C
Ta=25
o
C
10
1
Ta=25
o
C
1
0.1
0
20
40
60
80
100
120
140
0.1
0.4
0.6
0.8
1
1.2
1.4
Percent of Rated Peak Reverse Volatge (V)
Instantaneous Forward Voltage (V)
Version :
C09
MCU
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