STPR2420CT STMICROELECTRONICS | Alldatasheet
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STPR2420CT July 1999 - Ed: 2B ULTRA-FAST RECOVERY RECTIFIER DIODES IF(AV) 2 x 12 A VRRM 200 V Tj (max) 150 °C VF (max) 0.99 V trr (max) 30 ns MAIN PRODUCTS CHARACTERISTICS Low cost dual center tap rectifier suited for Switch Mode Power Supply and high frequency DC to DC converters. Packagedin TO-220AB,this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. Symbol Parameter Value Unit V RRM Repetitive peak reverse voltage 200 V IF(RMS) RMS forward current 30 A IF(AV) Average forward current δ = 0.5 Tc = 115°C Per diode 12 A Per device 24 IFSM Surge non repetitiveforward current Tp = 10 ms Sinusoidal 120 A Tstg Storage temperaturerange - 65 to + 150 °C Tj Maximum operating junction temperature + 150 SUITED FOR SMPS LOW LOSSES LOW FORWARD AND REVERSE RECOVERY TIME HIGH SURGE CURRENT CAPABILITY HIGH AVALANCHE ENERGY CAPABILITY
FEATURES
K A1 K TO-220AB
Symbol Parameters Test conditions Min. Typ. Max. Unit IR * Reverse leakage current Tj = 25°CV R =V RRM 50 µA Tj = 100°C 0.8 mA VF ** Forward voltage drop Tj = 125 °CI F =1 2 A 0.99 V Tj = 125°CI F =2 4 A 1.20 Tj = 25°CI F =2 4 A 1.25 Pulse test : * tp = 5 ms,δ <2% ** tp = 380µs,δ <2% To evaluate the conductionlosses use the following equation: P = 0.78 x IF(AV) + 0.0175 x IF2(RMS) STATIC ELECTRICAL CHARACTERISTICS Symbol Test conditions Min. Typ. Max. Unit trr T j=2 5°CI F = 0.5A Irr = 0.25A IR =1 A 30 ns tfr T j=2 5°CI F = 1A tr = 10 ns VFR = 1.1 x VF 20 VFP Tj=2 5°CI F = 1A tr = 10 ns 3V RECOVERY CHARACTERISTICS Symbol Parameter Value Unit R th(j-c) Junction to case Per diode Total 2.5 1.4 °C/W R th(c) Coupling 0.23 When the diodes 1 and 2 are used simultaneously: Δ Tj(diode 1) = P(diode 1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c) THERMAL RESISTANCES STPR2420CT
Fig. 3: Average current versus ambient temperature. Fig. 4:Non repetitive surge peak forward current versus overload duration (maximum values). Fig. 6:Forward voltage drop versus forward current. Fig. 5:Relative variation of thermal transient impedance junction to case versus pulse duration. Fig. 2:Peak currentversus form factor (per diode).Fig. 1:Average forward power dissipation versus average forward current (per diode). STPR2420CT
Fig. 9:Peak reverse current versus dIF/dt (per diode). Fig. 10:Dynamic parameters versus junction temperature(per diode). Fig. 7: Junction capacitance versus reverse voltage applied (typical values, per diode). Fig. 8:Recoverycharge versus dIF/dt (per diode). STPR2420CT
A C D Dia F G E M REF. DIMENSIONS Millimeters Inches Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 C 1.23 1.32 0.048 0.051 D 2.40 2.72 0.094 0.107 E 0.49 0.70 0.019 0.027 F 0.61 0.88 0.024 0.034 F1 1.14 1.70 0.044 0.066 F2 1.14 1.70 0.044 0.066 G 4.95 5.15 0.194 0.202 G1 2.40 2.70 0.094 0.106 H2 10 10.40 0.393 0.409 L2 16.4 typ. 0.645 typ. L4 13 14 0.511 0.551 L5 2.65 2.95 0.104 0.116 L6 15.25 15.75 0.600 0.620 L7 6.20 6.60 0.244 0.259 L9 3.50 3.93 0.137 0.154 M 2.6 typ. 0.102 typ. Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or otherrights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical component s in life support devices or systems without express written ap- proval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics 1999 STMicroelectronics - Printed in Italy - All rights reserved. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Italy - Japan - Korea - Malaysia - Malta - Mexico - Morocco - The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. http://www.st.com STPR2420CT