KBU8A ~ KBU8M
Silicon Bridge Rectifier
PRV : 50 - 1000 Volts
Io : 8.0 Amperes
FEATURES :
* Ideal for printed circuit boards
* Reliable low cost construction utilizing
molded plastic technique
* Plastic material has Underwriters Laboratory
Flammability Classification 94V-0
* Pb / RoHS Free
MECHANICAL DATA :
* Case : Molded plastic
* Polarity : Polarity symbols marked on case
* Mounting position : Any
* Weight : 8.0 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at
°
C ambient temperature unless otherwise specified
.
This rating are limiting values above which the serviceability
of any semiconductor device may be impaired.
SYMBOL KBU
KBU
8B
KBU
8D
KBU
8G
KBU
8J
KBU
8K
KBU
8M
UNIT
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
Output Current Tc=65°C
Peak Forward Surge Current, 8.3ms Single half sine-wave
Superimposed on rated load (JEDEC Method)
Maximum Instantaneous Forward Voltage per leg at IF = 8 A VF1.0 V
Maximum DC Reverse Current IR10 (Ta = 25°C)
at Rated DC Blocking Voltage per leg IR(H) 1000 (Ta = 100°C)
Thermal Resistance, Junction to Ambient, per leg (Note1) RθJA °C/W
Operating Junction Temperature Range TJ - 55 to + 150 °C
Storage Temperature Range TSTG - 55 to + 150 °C
Note :
(1) Device mounted on PCB with 0.375" (9.5 mm) lead length and 0.5 x 0.5" (13 x 13 mm) copper pads.
Page 1 of 2 Rev. 02 : September 3, 2005
18
µA
8.0
RATING
IFSM 250 A
IF(AV) A
0.085 (2.16)
0.065 (1.65)
KBU
0.935 (23.7)
0.895 (22.7)
0.280 (7.1 )
0.260 (6.6)
0.220 (5.60)
0.180 (4.60)
0.052 (1.30)
0.048 (1.20)
Dimensions in inches and ( millimeter )
+
AC AC
0.760 (19.3)
MAX.
1.80 (29.9)
MIN.
1.0 (25.4)
MIN.
+
+0.085 (2.2)
0.065 (1.7)
0.16 (4.1)
0.14 (3.6)
RATING AND CHARACTERISTIC CURVES ( KBU8A - KBU8M )
FIG.1 - DERATING CURVE FOR OUTPUT FIG.2 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT FORWARD SURGE CURRENT
0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100
CASE TEMPERATURE, ( °C) NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS
PER DIODE
0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3
FORWARD VOLTAGE, VOLTS
Page 2 of 2 Rev. 02 : September 3, 2005
6.0
4.0
2.0
8.0
100 100
10
200
0
300
0
100
0.1
10
80
0.1
1.0
1.0
100 140
020 40 60 120
PERCENT OF RATED REVERSE
VOLTAGE, (%)
PEAK FORWARD SURGE
CURRENT, AMPERES
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
INSTANTANEOUS FORWARD
CURRENT, AMPERES
INSTANTANEOUS REVERSE
CURRENT, MICROAMPERES
TJ = 25 °C
Pulse Width = 300 µs
2 % Duty Cycle
8.3 ms SINGLE HALF SINE WAVE
JEDEC METHOD
Ta = 100 °C
150
250
50
Single phase
Half Wave 60Hz
Resistive or Inductive Load
.375" 9.0 mm Lead Lengths
400
350
Ta = 25 °C