Document
SEP ELECTRONIC CORP.
KBU35005 thru KBU3510
35 A Single-Phase Silicon Bridge Rectifier
3.85 + 0.25 23.2 + 0.5 4.4 + 0.2 1.95 + 0.25 17.3 + 0.5 19.3
MAX.
Rectifier Reverse Voltage 50 to 1000V
6.8 + 0.2
Features
Ideal for P.C. Board mounting High surge current capability This series is UL listed under the Recognized Component Index, file number E142814 The plastic material used carries Underwriters Laboratory flammability recognition 94V-0 High temperature soldering guaranteed 265 C /10 seconds at 5 lbs (2.3kg) tension
_
1.9 R. TYP. (2PLACES)
~ ~ +
10.8 + 0.5 4.9 + 0.2
25.4
MIN.
Mechanical Data
Case: Molded plastic body Terminals: Plated leads solderable per MIL-STD-202, Method 208 Polarity: Polarity symbols molded on body Mounting Position:: Any Mounting Torque: 5 in-lbs max. Weight: 0.3 ounce, 8.0 grams (approx)
5.1 + 0.5
5.6 + 0.5 0 1.3 + 0.1
Dimensions in millimeters =0.0394")
Maximum Ratings & Thermal Characteristics
Rating at 25 C ambient temperature unless otherwise specified, Resistive or Inductive load, 60 Hz. For Capacitive load derate current by 20%. KBU KBU KBU KBU KBU Parameter Symbol KBU 35005 3501 3502 3504 3506 3508 VRRM 50 100 200 400 600 800 Maximum repetitive peak reverse voltage Maximum RMS bridge input voltage Maximum DC blocking voltage Maximum average forward rectified output current at TA=100 C Peak forward surge current single sine-wave superimposed on rated load (JEDEC Method) Rating for fusing ( t<8.3ms) Typical thermal resistance per element (1) Operating junction and storage temperature range VRMS VDC IF(AV) IFSM I t ReJA TJ, TSTG
2
KBU unit 3510 1000 V 700 1000 V V A A A sec C/W
2
35 50
70 100
140 200
280 400 35 400 240 0.8
420 600
560 800
-55 to + 150
Electrical Characteristics
Rating at 25 C ambient temperature unless otherwise specified. Resistive or Inductive load, 60Hz. For Capacitive load derate by 20 %. KBU KBU KBU KBU KBU Parameter Symbol KBU 35005 3501 3502 3504 3506 3508 Maximum instantaneous forward voltage drop 1.0 VF per leg at 17.5A Maximum DC reverse current at rated TA =25 C DC blocking voltage per element TA =125 C IR 10 500 KBU 3510 Unit V A
Notes: (1) Thermal resistance from Junction to Ambemt on P.C. board mounting.
2003 SEP ELECTRONIC CORP.
www.sep.net.cn
M099
Rating and Characteristic Curves ( TA=25oC Unless otherwise noted ) KBU35005 thru KBU3510
Fig. 1 Derating Curve for Output Rectified Current
Peak Forward Surge Current, Amperes
40
Fig. 2 Maximum Non-repetitive Peak Forward Surge Current
400 300 200
8.3ms Single half-sine-Wave [JEDEC Method]
Average Forward Output Current, Amperes
30 20
100
10 0
60Hz Resistive or Inductive Load
0 50 100
o
40
150
1
10
100
Number of Cycles at 60HZ
Case Temperature, C
Fig. 3 Typical Instantaneous Forward Characteristics
100 10
Fig. 4 Typical Reverse Characteristic
Instantaneous Forward Current, Amperes
Instantaneous Reverse Current ,Amperes
Tj=100 C
10
1.0
1.0
0.1 0.1
Tj=25 C Pulse Width=300us 2% duty cycle Tj=25 C
.01 0.4
.01 0.6 0.8 1.0 1.2 1.4 1.6
Instantaneous Forward Voltage, Volts
0
20
40
60
80
100
120
140
Percent of Rated Peak Reverse Voltage, %
2003 SEP ELECTRONIC CORP.
www.sep.net.cn
M099
.