KBU4B

KBU4A ~ KBU4M PRV : 50 - 1000 Volts Io : 4.0 Amperes FEATURES : * * * * Ideal for printed circuit boards High surge current capability High case dielectric strength of 1500 VRMS Pb / RoHS Free Silicon Bridge Rectifiers KBU 0.935 (23.7) 0.895 (22.7) 0.085 (2.2) 0.065 (1.7) 0.16 (4.1) 0.14 (3.6) 0.760 (19.3) MAX. + + + AC AC 1.80 (29.9) MIN. 1.0 (25.4) MIN. MECHANICAL DATA : * * * * Case : Molded plastic Polarity : Polarity symbols marked on case Mounting position : Any Weight : 8.0 grams 0.085 (2.16) 0.065 (1.65) 0.220 (5.60) 0.180 (4.60) 0.052 (1.30) 0.048 (1.20) 0.280 (7.1 ) 0.260 (6.6) Dimensions in inches and ( millimeter ) Rating at 25 °C ambient temperature unless otherwise specified. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATING Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Output Current at Ta = 30 °C (Note 1) Peak Forward Surge Current, Single sine-wave Superimposed on rated load Maximum Instantaneous Forward Voltage per leg at I F = 4 A Maximum DC Reverse Current at Rated DC Blocking Voltage per leg Thermal Resistance, Junction to Ambient, per leg (Note1) Thermal Resistance, Junction to Lead, per leg (Note2) Operating Junction and Storage Temperature Range SYMBOL VRRM VRMS VDC IF(AV) IFSM VF IR IR(H) RθJA RθJL TJ, TSTG KBU KBU KBU KBU KBU KBU KBU 4A 4B 4D 4G 4J 4K 4M 50 35 50 100 70 100 200 140 200 400 280 400 4.0 200 1.0 5.0 (Ta = 25°C) 1.0 (Ta = 125°C) 19 4.0 - 50 to + 150 600 420 600 800 560 800 1000 700 1000 UNIT V V V A A V μA mA °C/W °C/W °C Notes : (1) Units mounted on P.C.B. with 0.5 x 0.5" (12 x 12 mm) copper pads and 0.375" (9.5 mm) lead length. (2) Units mounted on a 2.0 x 1.6 x 0.3" thick (5 x 4 x 0.8 cm) Al.Plate Page 1 of 2 Rev. 01 : February 15, 2006 RATING AND CHARACTERISTIC CURVES ( KBU4A - KBU4M ) FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT 4.0 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 200 175 150 125 100 75 50 25 0 3.0 2.0 PEAK FORWARD SURGE CURRENT, (A) AVERAGE FORWARD CURRENT, (A) 1.0 60Hz Resistive or Inductive Load TJ = 150 °C Single Sine-Wave 0 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( °C) NUMBER OF CYCLES AT 60Hz FIG.3 - TYPICAL FORWARD CHARACTERISTICS PER LEG FIG.4 - TYPICAL REVERSE LEAKAGE CHARACTERISTICS PER LEG 50 INSTANTANEOUS FORWARD CURRENT, (A) 10 INSTANTANEOUS REVERSE CURRENT, (µA) 100 10 TJ = 100 °C 1.0 1.0 TJ = 25 °C Pulse width = 300 µs 1% Duty Cycle 0.1 TJ = 25 °C 0.1 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 0.01 0 20 40 60 80 100 FORWARD VOLTAGE, (V) PERCENT OF RATED REVERSE VOLTAGE, (%) Page 2 of 2 Rev. 01 : February 15, 2006