KBU4B

DATA SHEET KBU4A~KBU4K SILICON SINGLE-PHASE BRIDGE RECTIFIER VOLTAGE 50 to 800 Volts CURRENT 4.0 Amperes Recongnized File # E111753 FEATURES .759(19.3)MAX KBU Unit: inch (mm) .933(23.7) .894(22.7) • Ideal for printed circuit board • Reliable low cost construction ulilizing molded pastic technique. • High temperature soldering guaranteed: 260°C/10 seconds/.375"(9.5mm) lead length at 5 lbs. (2.3kg) tension • Both normal and Pb free product are available : Normal : 80~95% Sn, 5~20% Pb Pb free: 98.5% Sn above .220(5.6) .177(4.5) MECHANICALDATA Case: Reliable low cost construction utilizing molded plastic technique Terminals: Leads solderable per MIL-STD-202, Method 208 Mounting position: Any Mounting torque: 5 in. lb. Max. Weight: 0.3 ounce, 8.0 grams .052(1.3) .047(1.2) .280(7.1) .259(6.6) .220(5.6) .181(4.6) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25°Cambient temperature unless otherwise specified. Resistive or inductive load, 60Hz. For Capacitive load derate current by 20%. PA RA M E TE R M a xi m um R e c ur r e nt P e a k R e ve r s e V o l t a g e M a x i m u m R M S B r i d g e In p u t V o l t a g e M a xi m um D C B l o c k i ng V o l t a g e M a xi m um A ve r a g e F o r w a r d T C = 1 0 0 OC R e c t i f i e d O ut p ut C ur r e nt a t T A = 4 0 OC I2 t R a t i n g f o r f u s i n g ( t < 8 . 3 m s ) P e a k F o r w a r d S ur g e C ur r e nt s i ng l e s i ne - w a ve s up e r i m p o s e d o n r a t e d l o a d ( J E D E C m e t ho d ) M a xi m um F o r w a r d V o l t a g e D r o p p e r B r i d g e E l e m e nt a t 4 . 0 A M a xi m um R e ve r s e L e a k a g e C ur r e nt a t R a t e d @ T A = 2 5 OC D c B l o c k i ng V o l t a g e @ T A = 1 0 0 OC Ty p i c a l T h e r m a l R e s i s t a n c e p e r l e g ( N o t e 2 ) (No te 3 ) O p e r a t i n g J u n c t i o n a n d S t o r a g e Te m p e r a t u r e R a n g e S YM B O L V RRM V RMS V DC IAV I2 t IF S M VF IR R θJ A R θJ C T J ,T S TG K B U4 A 50 35 50 K B U4 B 100 70 100 K B U4 D K B U4 G K B U4 J K B U4 K 200 140 200 4 .0 93 150 1 .0 5 1000 8 .6 3 .1 -5 5 to + 1 5 0 400 280 400 600 420 600 800 560 800 .090(2.3) .066(1.7) .1.0(25.4)MIN .701(17.8) .661(16.8) • Plastic material has Underwriters Laboratory Flammability Classification 94V-O .240(6.7) .220(5.6) U N IT S V V V A A 2s e c Apk Vpk uA O C /W O C NOTES: 1. Recommended mounting position is to bolt down on heatsink with silicone thermal compound for maximum heat transfer with #6 screw. 2. Units Mounted in free air, no heatsink, P.C.B at 0.375"(9.5mm) lead length with 0.5 x 0.5"(12 x 12mm)copper pads. 3. Units Mounted on a 2.0 x 1.6" x 0.3" thick (5 x 4 x 0.8cm) AL plate. STAD-APR.09.2004 PAGE . 1 RATING AND CHARACTERISTIC CURVES AVERAGE FORWARD CURRENT AMPERES 6.0 HEAT-SINK MOUNTING, TC (4 x 4 x 0.15)INCH COPPER PLATE FORWRD SURGE CURRENT, AMPERES pk (HALF SINE-WAVE) 150 125 100 4.0 75 50 2.0 0.5"(12.7mm) LEAD LENGTH 60Hz RESISTIVE OR INDUCTIVE LOAD 25 0 1 2 6 10 20 40 60 100 0 0 50 O 100 150 TEMPERATURE, C NO. OF CYCLES AT 60Hz Fig.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT Fig.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 100 10 INSTANTANEOUS FORWARD CURRENT, AMPERES 40 20 10 4.0 2.0 1.0 INSTANTANEOUS REVERSE CURRENT,uA T A =100 C 1.0 O 0.1 TJ=25 OC Pulse Width = 300us 1% DULY Cycle T A =25 O C 0.4 0.2 0.1 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 0.01 0 20 40 60 80 100 120 140 PERCENT OF PEAK REVERE VOLTAGE,% INSTANTANEOUS FORWARD VOLTAGE, VOLTS Fig.3 - TYPICAL REVERSE CHARACTERISTICS Fig.4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS PER ELEMENT 400 CAPACITANCE, pF 100 50 T J =25 OC f = 1MHz Visg = 50m Vp-p 10 1 5 10 50 100 REVERSE VOLTAGE, VOLTS Fig.5 - TYPICAL JUNCTION CAPACITANCE STAD-APR.09.2004 PAGE . 2