12CTQ... Series Vishay High Power Products Schottky Rectifier, 2 x 6 A FEATURES * 175 C TJ operation Base common cathode 2 * Center tap TO-220 package * Low forward voltage drop * High frequency operation * High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Anode TO-220AB * Guard ring for enhanced ruggedness and long term reliability * Designed and qualified for industrial level 2 Common Anode 1 cathode 3 DESCRIPTION The 12CTQ... center tap Schottky rectifier series has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 175 C junction temperature. Typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. PRODUCT SUMMARY IF(AV) 2x6A VR 35 to 45 V MAJOR RATINGS AND CHARACTERISTICS SYMBOL CHARACTERISTICS IF(AV) Rectangular waveform VRRM Range IFSM tp = 5 s sine VF 6 Apk, TJ = 125 C (per leg) TJ Range VALUES UNITS 12 A 35 to 45 V 690 A 0.53 V - 55 to 175 C VOLTAGE RATINGS PARAMETER SYMBOL Maximum DC reverse voltage VR Maximum working peak reverse voltage VRWM 12CTQ035 12CTQ040 12CTQ045 UNITS 35 40 45 V ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current See fig. 5 SYMBOL TEST CONDITIONS IF(AV) 50 % duty cycle at TC = 160 C, rectangular waveform per device A 12 Following any rated load condition and with rated VRRM applied Maximum peak one cycle non-repetitive surge current per leg See fig. 7 IFSM Non-repetitive avalanche energy per leg EAS TJ = 25 C, IAS = 1.20 A, L = 11.10 mH IAR Current decaying linearly to zero in 1 s Frequency limited by TJ maximum VA = 1.5 x VR typical Document Number: 93214 Revision: 06-Oct-08 UNITS 6 per leg Repetitive avalanche current per leg VALUES 5 s sine or 3 s rect. pulse 10 ms sine or 6 ms rect. pulse For technical questions, contact: diodes-tech@vishay.com 690 A 140 8 mJ 1.20 A www.vishay.com 1 12CTQ... Series Vishay High Power Products Schottky Rectifier, 2 x 6 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 6A Maximum forward voltage drop per leg VFM (1) See fig. 1 TJ = 25 C 12 A 6A TJ = 125 C 12 A Maximum reverse leakage curent per leg See fig. 2 IRM (1) Threshold voltage VF(TO) Forward slope resistance rt Maximum junction capacitance per leg CT Typical series inductance per leg LS Maximum voltage rate of change dV/dt TJ = 25 C VR = Rated VR TJ = 125 C TJ = TJ maximum VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 C Measured lead to lead 5 mm from package body Rated VR VALUES UNITS 0.60 0.73 V 0.53 0.64 0.8 mA 7.0 0.35 V 18.23 m 400 pF 8.0 nH 10 000 V/s VALUES UNITS - 55 to 175 C Note (1) Pulse width < 300 s, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL Maximum junction and storage temperature range TEST CONDITIONS TJ, TStg Maximum thermal resistance, junction to case per leg RthJC Maximum thermal resistance, junction to case per package Typical thermal resistance, case to heatsink RthCS DC operation See fig. 4 3.50 DC operation 1.75 Mounting surface, smooth and greased 0.50 2 g 0.07 oz. minimum 6 (5) maximum 12 (10) kgf * cm (lbf * in) Approximate weight Mounting torque C/W 12CTQ035 Marking device Case style TO-220AB 12CTQ040 12CTQ045 www.vishay.com 2 For technical questions, contact: diodes-tech@vishay.com Document Number: 93214 Revision: 06-Oct-08 12CTQ... Series Schottky Rectifier, 2 x 6 A Vishay High Power Products 100 100 IR - Reverse Current (mA) IF - Instantaneous Forward Current (A) TJ = 175 C 10 TJ = 175 C TJ = 125 C TJ = 25 C 10 TJ = 150 C TJ = 125 C 1 TJ = 100 C 0.1 TJ = 75 C 0.01 TJ = 50 C 0.001 TJ = 25 C 1 0.2 0.0001 0.4 0.6 0.8 1.0 1.2 1.4 0 1.6 10 5 VFM - Forward Voltage Drop (V) 20 15 25 30 35 40 45 VR - Reverse Voltage (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics (Per Leg) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage (Per Leg) CT - Junction Capacitance (pF) 1000 TJ = 25 C 100 0 10 20 30 40 50 VR - Reverse Voltage (V) ZthJC - Thermal Impedance (C/W) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) 10 1 0.1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM t1 t2 0.01 0.001 0.00001 Single pulse (thermal resistance) 0.0001 0.001 Notes: 1. Duty factor D = t1/t2 . 2. Peak TJ = PDM x ZthJC + TC 0.01 0.1 1 10 . 100 t1 - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics (Per Leg) Document Number: 93214 Revision: 06-Oct-08 For technical questions, contact: diodes-tech@vishay.com www.vishay.com 3 12CTQ... Series Vishay High Power Products Schottky Rectifier, 2 x 6 A 5.0 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 4.5 Average Power Loss - (W) Allowable Case Temperature (C) 175 170 DC 165 160 Square wave (D = 0.50) 80 % rated VR applied 155 4.0 3.5 3.0 RMS limit 2.5 2.0 DC 1.5 1.0 0.5 See note (1) 150 0 0 2 4 8 6 10 4 6 8 10 IF(AV) - Average Forward Current (A) IF(AV) - Average Forward Current (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current (Per Leg) IFSM - Non-Repetitive Surge Current (A) 2 0 Fig. 6 - Forward Power Loss Characteristics (Per Leg) 1000 At any rated load condition and with rated VRRM applied following surge 100 100 10 1000 10 000 tp - Square Wave Pulse Duration (s) Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg) L D.U.T. IRFP460 Rg = 25 Current monitor High-speed switch Freewheel diode + Vd = 25 V 40HFL40S02 Fig. 8 - Unclamped Inductive Test Circuit Note Formula used: TC = TJ - (Pd + PdREV) x RthJC; Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6); PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR (1) www.vishay.com 4 For technical questions, contact: diodes-tech@vishay.com Document Number: 93214 Revision: 06-Oct-08 12CTQ... Series Schottky Rectifier, 2 x 6 A Vishay High Power Products ORDERING INFORMATION TABLE Device code 12 C T Q 045 - 1 2 3 4 5 6 1 - 2 - Current rating (12 = 12 A) Circuit configuration: C = Common cathode 3 - Package: T = TO-220 4 - Schottky "Q" series 5 - Voltage ratings 6 - None = Standard production 035 = 35 V 040 = 40 V 045 = 45 V PbF = Lead (Pb)-free Tube standard pack quantity: 50 pieces LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95222 Part marking information http://www.vishay.com/doc?95225 Document Number: 93214 Revision: 06-Oct-08 For technical questions, contact: diodes-tech@vishay.com 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