Philips Semiconductors Product specification Rectifier diodes Schottky barrier FEATURES PBYL2025 series SYMBOL • Low forward volt drop • Fast switching • Reverse surge capability • High thermal cycling performance • Low thermal resistance GENERAL DESCRIPTION QUICK REFERENCE DATA VR = 20 V/ 25 V k 1 a 2 IF(AV) = 20 A VF ≤ 0.43 V PINNING Schottky rectifier diodes intended for use as output rectifiers in low voltage, high frequency switched mode power supplies. The PBYL2025 series is supplied in the SOD59 (TO220AC) conventional leaded package. PIN SOD59 (TO220AC) DESCRIPTION 1 cathode 2 anode tab tab cathode 1 2 LIMITING VALUES Limiting values in accordance with the Absolute Maximum System (IEC 134) SYMBOL PARAMETER CONDITIONS MIN. PBYL20 VRRM VRWM VR IF(AV) IFRM IFSM IRRM Tj Tstg March 1998 Peak repetitive reverse voltage Working peak reverse voltage Continuous reverse voltage Average rectified forward current Repetitive peak forward current Non-repetitive peak forward current Peak repetitive reverse surge current Operating junction temperature Storage temperature MAX. UNIT - 20 20 25 25 V - 20 25 V Tmb ≤ 120 ˚C - 20 25 V square wave; δ = 0.5; Tmb ≤ 131 ˚C - 20 A square wave; δ = 0.5; Tmb ≤ 131 ˚C - 40 A t = 10 ms t = 8.3 ms sinusoidal; Tj = 125 ˚C prior to surge; with reapplied VRRM(max) pulse width and repetition rate limited by Tj max - 180 200 A A - 2 A - 150 ˚C - 65 175 ˚C 1 Rev 1.000 Philips Semiconductors Product specification Rectifier diodes Schottky barrier PBYL2025 series THERMAL RESISTANCES SYMBOL PARAMETER Rth j-mb Rth j-a Thermal resistance junction to mounting base Thermal resistance junction to ambient CONDITIONS MIN. in free air TYP. MAX. UNIT - - 1.5 K/W - 60 - K/W ELECTRICAL CHARACTERISTICS Tj = 25 ˚C unless otherwise specified SYMBOL PARAMETER VF Forward voltage IR Reverse current Cd Junction capacitance March 1998 CONDITIONS MIN. IF = 20 A; Tj = 150˚C IF = 20 A; Tj = 125˚C IF = 40 A; Tj = 125˚C IF = 40 A VR = VRWM VR = VRWM; Tj = 100˚C VR = 5 V; f = 1 MHz, Tj = 25˚C to 125˚C 2 - TYP. MAX. UNIT 0.36 0.39 0.55 0.59 0.4 30 1230 0.43 0.45 0.62 0.65 10 60 - V V V V mA mA pF Rev 1.000 Philips Semiconductors Product specification Rectifier diodes Schottky barrier 15 PBYL2025 series Forward dissipation, PF (W) Tmb(max) / C 127.5 PBYL2025 Vo = 0.27 V Rs = 0.00875 Ohms 0.5 150 C 100mA D = 1.0 0.2 0.1 10 PBYR1625 IR / A 1A 125 C 135 10mA 100 C 1mA 75 C 50 C 5 tp 142.5 D= T tp I 100uA Tj = 25 C 10uA t T 0 0 5 10 15 20 25 Average forward current, IF(AV) (A) 150 30 1uA 0 PBYL2025 Forward dissipation, PF (W) 10 15 20 25 Fig.4. Typical reverse leakage current; IR = f(VR); parameter Tj Tmb(max) / C 127.5 Vo = 0.270 V Rs = 0.00875 Ohms 10 VR / V Fig.1. Maximum forward dissipation PF = f(IF(AV)); square current waveform where IF(AV) =IF(RMS) x √D. 15 5 10000 Cd / pF PBYR1625 a = 1.57 2.8 4 2.2 1.9 135 1000 5 0 142.5 0 5 10 15 Average forward current, IF(AV) (A) 150 20 100 Fig.2. Maximum forward dissipation PF = f(IF(AV)); square current waveform where IF(AV) =IF(RMS) x √D. 50 10 VR / V 100 Fig.5. Typical junction capacitance; Cd = f(VR); f = 1 MHz; Tj = 25˚C to 125 ˚C. PBYR1625 IF / A 1 10 Transient thermal impedance, Zth j-mb (K/W) Tj = 25 C Tj = 125 C 40 1 max typ 30 0.1 20 PD 0.01 tp D= 10 0 0 0.2 0.4 0.6 0.8 0.001 1us 1 VF / V Fig.3. Typical and maximum forward characteristic IF = f(VF); parameter Tj March 1998 T 10us tp T t 100us 1ms 10ms 100ms 1s 10s pulse width, tp (s) PBYL1025 Fig.6. Transient thermal impedance; Zth j-mb = f(tp). 3 Rev 1.000 Philips Semiconductors Product specification Rectifier diodes Schottky barrier PBYL2025 series MECHANICAL DATA Dimensions in mm 4,5 max Net Mass: 2 g 10,3 max 1,3 3,7 2,8 5,9 min 15,8 max 3,0 max not tinned 3,0 13,5 min 1,3 max 1 (2x) 2 0,9 max (2x) 5,08 0,6 2,4 Fig.7. SOD59 (TO220AC). pin 1 connected to mounting base. Notes 1. Refer to mounting instructions for TO220 envelopes. 2. Epoxy meets UL94 V0 at 1/8". March 1998 4 Rev 1.000 Philips Semiconductors Product specification Rectifier diodes Schottky barrier PBYL2025 series DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product specification This data sheet contains final product specifications. Limiting values Limiting values are given in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of this specification is not implied. Exposure to limiting values for extended periods may affect device reliability. Application information Where application information is given, it is advisory and does not form part of the specification. Philips Electronics N.V. 1998 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, it is believed to be accurate and reliable and may be changed without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license under patent or other industrial or intellectual property rights. LIFE SUPPORT APPLICATIONS These products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale. March 1998 5 Rev 1.000