BYT28-400

Philips Semiconductors Product specification Dual rectifier diodes ultrafast FEATURES Low forward volt drop Fast switching Soft recovery characteristic High thermal cycling performance Low thermal resistance BYT28 series SYMBOL QUICK REFERENCE DATA VR = 300 V/ 400 V/ 500 V a1 1 k 2 a2 3 VF ≤ 1.05 V IO(AV) = 10 A trr ≤ 60 ns SOT78 (TO220AB) GENERAL DESCRIPTION Dual, common cathode, ultra-fast, epitaxial rectifier diodes intended for use as output rectifiers in high frequency switched mode power supplies. The BYT28 series is supplied in the conventional leaded SOT78 (TO220AB) package. PINNING PIN 1 2 tab DESCRIPTION cathode anode cathode tab 1 23 LIMITING VALUES Limiting values in accordance with the Absolute Maximum System (IEC 134). SYMBOL VRRM VR IO(AV) IFSM PARAMETER CONDITIONS BYT28 Repetitive peak reverse voltage Continuous reverse voltage Tmb ≤ 147˚C Average rectified output current (both diodes conducting)1 Non-repetitive peak forward current per diode. Storage temperature Operating junction temperature square wave; δ = 0.5; Tmb ≤ 115 ˚C t = 10 ms t = 8.3 ms sinusoidal; with reapplied VRRM(max) -40 MIN. -300 300 300 MAX. -400 400 400 10 50 55 150 150 -500 500 500 UNIT V V A A A ˚C ˚C Tstg Tj THERMAL RESISTANCES SYMBOL Rth j-hs Rth j-a PARAMETER Thermal resistance junction to heatsink Thermal resistance junction to ambient CONDITIONS per diode both diodes conducting in free air. MIN. TYP. 60 MAX. 4.5 3.0 UNIT K/W K/W K/W 1 Neglecting switching a...