- 456 - REV.1 Oct.-2003
KBU801 THRU KBU807
Single Phase 8.0 AMPS. Silicon Bridge Rectifiers
Voltage Range
50 to 1000 Volts
Current
8.0 Amperes
F
eatures
UL Recognized File # E-96005
High surge current capability
Ideal for printed circuit board
Reliable low cost construction technique
results in inexpensive product
High temperature soldering guaranteed:
260/ 10 seconds / 0.375” ( 9.5mm )
lead length at 5 lbs., ( 2.3 kg ) tension
Weight: 8 grams
KBU
Dimensions in inches and (millimeters)
M
aximum Ratings and Electrical Characteristics
Rating at 25ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number Symbol KBU
801 KBU
802 KBU
803 KBU
804 KBU
805 KBU
806 KBU
807 Unit
s
Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 V
Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 V
Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 1000 V
Maximum Average Forward Rectified Current
@TA=65I(AV) 8.0 A
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method ) IFSM 300 A
Maximum Instantaneous Forward Voltage
@8.0A VF1.1 V
Maximum DC Reverse Current @ TA=25
at Rated DC Blocking Voltage @ TA=100IR10
500 uA
uA
Typical Thermal resistance (Note 1)
(Note 2) RθJA
RθJC 18
3.0 /W
Operating Temperature Range TJ-55to+125
Storage Temperature Range TSTG -55to+150
Note: 1. Thermal Resistance from Junction to Ambient with units in Free Air, no Heatsink, P.C.B.
Mounted on 0.5 x 0.5” (12 x 12mm) Copper Pads, 0.375” (9.5mm) Lead Length.
2. Thermal Resistance from Junction to Case with units Mounted on a 3.0 x 3.0” x 0.11” thick
(7.5 x 7.5 x 0.3cm) Al. Plate Heatsink.
- 457 -
RATINGS AND CHARACTERISTIC CURVES (KBU801 THRU KBU807)
FIG.4- TYPICAL REVERSE CHARACTERISTICS
PER BRIDGE ELEMENT
INSTANTANEOUS REVERSE CURRENT.( A)
020 40 60 80 100 120 140
0.1
1.0
10
100
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
Tj=100 C
0
Tj=25 C
0
FIG.1- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT PER BRIDGE ELEMENT
PEAK FORWARD SURGE CURRENT. (A)
10
25
150
20 100
150
50
100
200
250
300
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half Sine Wave
JEDEC Method
TA=25 C
0
FIG.3- TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS PER BRIDGE ELEMENT
INSTANTANEOUS FORWARD CURRENT. (A)
0.6 0.7 0.8 0.9 1.0 1.1 1.31.2
0.1
0.4
4.0
40
0.2
2.0
20
1.0
10
100
INSTANTANEOUS FORWARD VOLTAGE. (V)
Tj=25 C
PULSE WIDTH-300 S
1% DUTY CYCLE
0
FIG.2- MAXIMUM FORWARD CURRENT DERATING
CURVE
AVERAGE FORWARD CURRENT. (A)
050 100 150
0
2
4
6
8
AMBIENT TEMPERATURE. ( C)
o
MOUNTED ON 4X4 INCH
COPPER PC BOARD
0.5" (12.7mm) LEAD LENGTH