KBU405
4.0A BRIDGE RECTIFIER
Data Sheet 1359, Rev. —
Features
Low cost
High forward surge current capability
Ideal for printed circult board
High temperature soldering guaranteed:
260°C/10 second, 0.375”(9.5mm) lead length
at 5lbs.(2.3kg) tension
UL Recognized File # E223064
Mechanical Data
Case: Transfer molded plastic
Terminals: Plated Leads Solderable per
MIL-STD-202E, Method 208C
Mounting Position: Any
Marking: 0.22 ounce, 6.21 gram
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic Symbol KBU405 Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR 600 V
RMS Reverse Voltage VR(RMS) 420 V
4.0
Average Rectified Output Current @TC = 50°C (Note2)
@TC = 50°C (Note3) IO 3.0 A
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method) IFSM 150 A
Forward Voltage (per element) @IF = 4.0A VFM 1.0 V
Peak Reverse Current @T
C = 25°C
At Rated DC Blocking Voltage @TC = 100°C IR 10
1.0 µA
mA
Rating for Fusing (t < 8.3ms) I2t 93 A2s
Typical Junction Capacitance (Note 1) Cj 55 pF
Typical Thermal Resistance (Note 2) RθJA 20 K/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
Note: 1. Measured at 1.0 MHz and applied reverse voltage of 4.0Volts.
2. Unit mounted on 3.0” X 3.0” X 0.11” thick (7.5 X 7.5 X 0.3cm) Al.plate.
3. P.C.Broad mounted with 0.5” X 0.5”(12 X 12mm) copper pads.0.375”(9.5mm) lead length.
SENSITRON
SEMICONDUCTOR
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KBU405
4.0A BRIDGE RECTIFIER
Data Sheet 1359, Rev. —
SENSITRON
SEMICONDUCTOR
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AVERAGE FORWARD OUTPUT
3.0 X 3.0 X 0.11"THk
PEAK FORWARD SURGE
PER BRIDGE ELEMENT
FIG.5-TYPICAL JUNCTION CAPACITANCE
(7.5 X 7.5 X 0.3cm)
AL.Plate.
Pulse Width=300uS
1% Duty Cycle
TEMPERATURE, ( ° C)
CHARACTERISTICS
FIG.3-TYPICAL FORWARD
INSTANTANEOUS FORWARD VOLTAGE,(V)
REVRESE VOLTAGE,(V)
JUNCTION CAPACITANCE,(pF)
T =25 ° C
V
f=1MHz
10
0.1 1.0
p-p
j
sig =50mV
100
1000
INSTANTANEOUS FORWARD CURRENT,
0.01
0.4 0.8
0.6 1.2
1.0
(A)
0.1
1.0
T =25 ° C
j
100
75
50
25
0
10
0.375"(9.5mm)
Mounted with 0.47" X 0.47"
(12mm X 12mm) Copper Pads
CURRENT,(A)
2.0
1.0
0
4.0
3.0
T
Lead Length
A
P.C.Board
10 100
140
CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT,
(uA)
1.6
1.4 1.8
T =25 ° C
60
REVERSE VOLTAGE, (%)
PERCENT OF RATED PEAK
20
040
0.01
j
100
80 120
0.1
1.0
j
T =100 ° C
FIG.4-TYPICAL REVERSE
175
125 150
CURRENT, (A)
PER BRIDGE ELEMENT
NUMBER OF CYCLES AT 60 Hz
10
OUTPUT RECITIFIED CURRENT
FIG.1-DERATING CURVE FOR
Mounted on
60Hz Resisitive or
Inductive Load
6.0
5.0
FORWARD SURGE CURRENT PER ELEMENT
FIG.2-MAXIMUM NON-REPETITIVE PEAK
PER BRIDGE ELEMENT
20
(JEDEC Method) =T
8.3ms Single Half Sine-Wave
100
1
0
50
150
1 Cycle
2 4 10
86 40 60
Tjj max
100
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DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior not ice to improve
product characteristics. Before ordering, purchasers are advised to contact the Sensitron Semiconductor sales department for the latest
version of the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,
medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by
means of users’ fail-safe precautions or other arrangement .
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operation of the user’s units according to the datasheet(s). Sensitron Semiconductor assumes no responsibility for any intellectual
property claims or any other problems that may result from applications of information, products or circuits described in the datasheets.
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use at a value exceeding the absolute maximum rating.
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Data Sheet 1359, Rev. -
SENSITRON
SEMICONDUCTOR KBU405
4.0A BRIDGE RECTIFIER