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| 249NQ150PBF Vishay High Power Products Schottky Rectifier, 240 A FEATURES Lug terminal anode * 175 C TJ operation * Low forward voltage drop * High frequency operation RoHS COMPLIANT * Guard ring for enhanced ruggedness and long term reliability HALF-PAK (D-67) Base cathode * Lead (Pb)-free * Designed and qualified for industrial level DESCRIPTION The 249NQ.. high current Schottky rectifier module 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 high current switching power supplies, plating power supplies, UPS systems, converters, freewheeling diodes, welding, and reverse battery protection. PRODUCT SUMMARY IF(AV) VR 240 A 150 V MAJOR RATINGS AND CHARACTERISTICS SYMBOL IF(AV) VRRM IFSM VF TJ tp = 5 s sine 240 Apk, TJ = 125 C Range CHARACTERISTICS Rectangular waveform VALUES 240 150 20 000 0.78 - 55 to 175 UNITS A V A V C VOLTAGE RATINGS PARAMETER Maximum DC reverse voltage Maximum working peak reverse voltage SYMBOL VR VRWM 249NQ150PBF 150 UNITS V ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current See fig. 5 Maximum peak one cycle non-repetitive surge current See fig. 7 Non-repetitive avalanche energy Repetitive avalanche current SYMBOL IF(AV) TEST CONDITIONS 50 % duty cycle at TC = 121 C, rectangular waveform 5 s sine or 3 s rect. pulse IFSM 10 ms sine or 6 ms rect. pulse EAS IAR TJ = 25 C, IAS = 5.5 A, L = 1 mH Current decaying linearly to zero in 1 s Frequency limited by TJ maximum VA = 1.5 x VR typical Following any rated load condition and with rated VRRM applied VALUES 240 20 000 2300 15 1 mJ A A UNITS Document Number: 94172 Revision: 28-Apr-08 For technical questions, contact: ind-modules@vishay.com www.vishay.com 1 249NQ150PBF Vishay High Power Products Schottky Rectifier, 240 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL 240 A Maximum forward voltage drop per leg See fig. 1 VFM (1) 480 A 240 A 480 A Maximum reverse leakage current per leg See fig. 2 Maximum junction capacitance Typical series inductance Maximum voltage rate of change Note (1) Pulse width < 300 s, duty cycle < 2 % TJ = 25 C IRM TJ = 125 C CT LS dV/dt VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 C From top of terminal hole to mounting plane Rated VR VR = Rated VR 85 6000 5.0 10 000 pF nH V/s TEST CONDITIONS TJ = 25 C TJ = 125 C VALUES 1.21 1.65 0.78 0.94 6 mA V UNITS THERMAL - MECHANICAL SPECIFICATIONS PARAMETER Maximum junction and storage temperature range Maximum thermal resistance, junction to case Typical thermal resistance, case to heatsink Approximate weight minimum maximum minimum maximum Non-lubricated threads SYMBOL TJ, TStg RthJC RthCS DC operation See fig. 4 Mounting surface, smooth and greased TEST CONDITIONS VALUES - 55 to 175 0.19 C/W 0.05 30 1.06 3 (26.5) 4 (35.4) 3.4 (30) 5 (44.2) HALF-PAK module Nm (lbf in) g oz. UNITS C Mounting torque Terminal torque Case style www.vishay.com 2 For technical questions, contact: ind-modules@vishay.com Document Number: 94172 Revision: 28-Apr-08 249NQ150PBF Schottky Rectifier, 240 A Vishay High Power Products 1000 TJ = 175 C 1000 TJ = 175 C IF - Instantaneous Forward Current (A) IR - Reverse Current (mA) 100 TJ = 150 C 10 100 TJ = 125 C TJ = 100 C 1 0.1 0.01 0.001 TJ = 75 C TJ = 50 C TJ = 25 C 10 TJ = 125 C TJ = 25 C 1 0 0.5 1.0 1.5 2.0 2.5 0 30 60 90 120 150 VFM - Forward Voltage Drop (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics VR - Reverse Voltage (V) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage 10 000 CT - Junction Capacitance (pF) TJ = 25 C 1000 100 0 30 60 90 120 VR - Reverse Voltage (V) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage ZthJC - Thermal Impedance (C/W) 1 0.1 0.01 Single pulse (thermal resistance) 0.001 0.00001 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 0.0001 0.001 0.01 0.1 1 10 t1 - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics Document Number: 94172 Revision: 28-Apr-08 For technical questions, contact: ind-modules@vishay.com www.vishay.com 3 249NQ150PBF Vishay High Power Products Schottky Rectifier, 240 A 200 Allowable Case Temperature (C) 250 Average Power Loss (W) 180 160 140 120 100 80 200 DC D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 RMS limit 150 Square wave (D = 0.50) 80 % rated VR applied 100 DC 50 See note (1) 60 0 0 50 100 150 200 250 300 350 0 50 100 150 200 250 300 IF(AV) - Average Forward Current (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current IF(AV) - Average Forward Current (A) Fig. 6 - Forward Power Loss Characteristics IFSM - Non-Repetitive Surge Current (A) 100 000 At any rated load condition and with rated VRRM applied following surge 10 000 1000 10 100 1000 10 000 tp - Square Wave Pulse Duration (s) Fig. 7 - Maximum Non-Repetitive Surge Current L High-speed switch Freewheel diode 40HFL40S02 + Vd = 25 V D.U.T. IRFP460 Rg = 25 Current monitor 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 = Rated VR (1) www.vishay.com 4 For technical questions, contact: ind-modules@vishay.com Document Number: 94172 Revision: 28-Apr-08 249NQ150PBF Schottky Rectifier, 240 A Vishay High Power Products ORDERING INFORMATION TABLE Device code 24 1 1 2 3 4 5 6 - 9 2 N 3 Q 4 150 PbF 5 6 Average current rating (x 10) Product silicon identification N = Not isolated Q = Schottky rectifier diode Voltage rating (150 = 150 V) Lead (Pb)-free LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95020 Document Number: 94172 Revision: 28-Apr-08 For technical questions, contact: ind-modules@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 |
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