DB151 THRU DB157 SINGLE-PHASE GLASS PASSIVATED SILICON BRIDGE RECTIFIER Reverse Voltage – 50 to 1000 Volts Forward Current – 1.5 Ampere Features • • • • High surge overload rating of 50 amperes peak Ideal for printed circuit board Low forward voltage drop Glass passivated chip junction Mechanical data • Case Molded plastic, DB • Mounting position: Any Maximum Ratings and Electrical Characteristics Ratings at 25 OC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Symbols Parameter DB151 DB152 DB153 DB154 DB155 DB156 DB157 Units 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 2) at TA = 40 OC I(AV) 1.5 Peak forward surge current 8.3 ms single halfsine-wave superimposed on rated load (JEDEC method) IFSM 50 Maximum forward voltage at 1.5A DC and 25 OC VF 1.1 @TA = 25 OC Maximum reverse current at rated DC blocking voltage Typical junction capacitance @TA =125 OC 1) IR A A V 5 µA 500 CJ 25 pF Typical thermal resistance 2) RθJA 40 O Typical thermal resistance 2) RθJL 15 O TJ ,TSTG -55 to +150 Operating and storage temperature range C/W C/W C O 1) Measured at 1 MHz and applied reverse voltage of 4 VDC. 2) Thermal resistance from junction to ambient and junction to lead mounted on P.C.B. with 0.5 x 0.5" (13x13mm) copper pads. SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 01/12/2005 H DB151 THRU DB157 SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 01/12/2005 H