19TQ015 Vishay High Power Products Schottky Rectifier, 19 A FEATURES • • • • • 125 °C TJ operation (VR < 5 V) Optimized for OR-ing applications Ultralow forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability • High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance • Designed and qualified for industrial level Base cathode 2 TO-220AC 3 Anode 1 Cathode DESCRIPTION The 19TQ015 Schottky rectifier has been optimized for ultralow forward voltage drop specifically for the OR-ing of parallel power supplies. The proprietary barrier technology allows for reliable operation up to 125 °C junction temperature. Typical applications are in parallel switching power supplies, converters, reverse battery protection, and redundant power subsystems. PRODUCT SUMMARY IF(AV) 19 A VR 15 V MAJOR RATINGS AND CHARACTERISTICS SYMBOL IF(AV) CHARACTERISTICS VALUES Rectangular waveform VRRM UNITS 19 A 15 V IFSM tp = 5 µs sine 700 A VF 19 Apk, TJ = 75 °C 0.32 V TJ Range - 55 to 125 °C 19TQ015 UNITS 15 V VOLTAGE RATINGS PARAMETER SYMBOL Maximum DC reverse voltage VR Maximum working peak reverse voltage VRWM ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current See fig. 5 SYMBOL IF(AV) TEST CONDITIONS 50 % duty cycle at TC = 80 °C, rectangular waveform Following any rated load condition and with rated VRRM applied VALUES UNITS 19 A Maximum peak one cycle non-repetitive surge current See fig. 7 IFSM Non-repetitive avalanche energy EAS TJ = 25 °C, IAS = 1.50 A, L = 6 mH 6.75 mJ IAR Current decaying linearly to zero in 1 µs Frequency limited by TJ maximum VA = 3 x VR typical 1.50 A Repetitive avalanche current Document Number: 93253 Revision: 25-Jun-08 5 µs sine or 3 µs rect. pulse 10 ms sine or 6 ms rect. pulse For technical questions, contact: [email protected] 700 330 www.vishay.com 1 19TQ015 Vishay High Power Products Schottky Rectifier, 19 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 19 A Maximum forward voltage drop See fig. 1 VFM (1) TJ = 25 °C 38 A 19 A TJ = 75 °C 38 A Maximum reverse leakage curent See fig. 2 IRM (1) Typical series inductance CT LS Maximum voltage rate of change dV/dt 0.46 0.43 465 285 TJ = 25 °C 10.5 VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C Measured lead to lead 5 mm from package body Rated VR V 0.32 TJ = 100 °C, VR = 12 V VR = Rated VR UNITS 0.36 TJ = 100 °C, VR = 5 V TJ = 100 °C Maximum junction capacitance VALUES mA 522 2000 pF 8.0 nH 10 000 V/µs VALUES UNITS Note (1) Pulse width < 300 µs, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS Maximum junction temperature range TJ - 55 to 125 Maximum storage temperature range TStg - 55 to 150 Maximum thermal resistance, junction to case RthJC DC operation See fig. 4 1.50 Typical thermal resistance, case to heatsink RthCS Mounting surface, smooth and greased 0.50 Approximate weight Mounting torque Marking device www.vishay.com 2 °C °C/W 2 g 0.07 oz. minimum 6 (5) maximum 12 (10) kgf · cm (lbf · in) Case style TO-220AC For technical questions, contact: [email protected] 19TQ015 Document Number: 93253 Revision: 25-Jun-08 19TQ015 Schottky Rectifier, 19 A 1000 TJ = 100 °C IR - Reverse Current (mA) IF - Instantaneous Forward Current (A) 1000 Vishay High Power Products 100 10 TJ = 100 °C TJ = 75 °C TJ = 25 °C 1 100 TJ = 75 °C TJ = 50 °C 10 TJ = 25 °C 1 0.1 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 10 5 15 VFM - Forward Voltage Drop (V) VR - Reverse Voltage (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage CT - Junction Capacitance (pF) 10 000 TJ = 25 °C 1000 100 0 5 10 15 20 25 30 ZthJC - Thermal Impedance (°C/W) VR - Reverse Voltage (V) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage 10 1 PDM 0.1 t1 D = 0.50 D = 0.33 D = 0.25 D = 0.17 D = 0.08 0.01 Single pulse (thermal resistance) 0.001 0.00001 0.0001 0.001 0.01 t2 Notes: 1. Duty factor D = t1/t2 . 2. Peak TJ = PDM x ZthJC + TC 0.1 1 10 . 100 t1 - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics Document Number: 93253 Revision: 25-Jun-08 For technical questions, contact: [email protected] www.vishay.com 3 19TQ015 Vishay High Power Products Schottky Rectifier, 19 A 10 19TQ015 RthJC (DC) = 1.50 °C/W 100 Average Power Loss (W) Allowable Case Temperature (°C) 105 95 DC 90 85 D D D D D 8 = 0.08 = 0.17 = 0.25 = 0.33 = 0.50 6 RMS limit DC 4 2 0 80 0 5 10 15 20 25 0 30 8 12 16 20 24 28 IF(AV) - Average Forward Current (A) IF(AV) - Average Forward Current (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current IFSM - Non-Repetitive Surge Current (A) 4 Fig. 6 - Forward Power Loss Characteristics 1000 At any rated load condition and with rated VRRM applied following surge 100 10 100 1000 10 000 tp - Square Wave Pulse Duration (µs) Fig. 7 - Maximum Non-Repetitive Surge Current L D.U.T. IRFP460 Rg = 25 Ω Current monitor High-speed switch Freewheel diode + Vd = 25 V 40HFL40S02 Fig. 8 - Unclamped Inductive Test Circuit www.vishay.com 4 For technical questions, contact: [email protected] Document Number: 93253 Revision: 25-Jun-08 19TQ015 Schottky Rectifier, 19 A Vishay High Power Products ORDERING INFORMATION TABLE Device code 19 T Q 015 - 1 2 3 4 5 1 - Current rating (19 = 19 A) 2 - Package: 3 - Schottky “Q” series 4 - Voltage rating (015 = 15 V) 5 - T = TO-220 None = Standard production PbF = Lead (Pb)-free Tube standard pack quantity: 50 pieces LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95221 Part marking information http://www.vishay.com/doc?95224 Document Number: 93253 Revision: 25-Jun-08 For technical questions, contact: [email protected] www.vishay.com 5 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1