6CWQ04FNPbF Vishay High Power Products Schottky Rectifier, 2 x 3.5 A FEATURES * Popular D-PAK outline Base common cathode 4 * Center tap configuration * Small foot print, surface mountable * Low forward voltage drop * High frequency operation 2 Common 1 cathode D-PAK Anode * Guard ring for enhanced ruggedness and long term reliability 3 Anode * Compliant to RoHS directive 2002/95/EC * AEC-Q101 qualified DESCRIPTION The 6CWQ04FNPbF surface mount, center tap, Schottky rectifier series has been designed for applications requiring low forward drop and small foot prints on PC board. Typical applications are in disk drives, switching power supplies, converters, freewheeling diodes, battery charging, and reverse battery protection. PRODUCT SUMMARY IF(AV) 2 x 3.5 A VR 40 V MAJOR RATINGS AND CHARACTERISTICS SYMBOL IF(AV) CHARACTERISTICS VALUES UNITS 7 A Rectangular waveform VRRM IFSM tp = 5 s sine VF 3 Apk, TJ = 125 C (per leg) TJ Range 40 V 500 A 0.49 V - 40 to 150 C 6CWQ04FNPbF UNITS 40 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 TEST CONDITIONS per leg VALUES UNITS 3.5 IF(AV) 50 % duty cycle at TC = 135 C, rectangular waveform per device 7 Following any rated load condition and with rated VRRM applied A 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 A, L = 16 mH 8.0 mJ IAR Current decaying linearly to zero in 1 s Frequency limited by TJ maximum VA = 1.5 x VR typical 1.0 A Repetitive avalanche current per leg Document Number: 94248 Revision: 08-Jul-09 5 s sine or 3 s rect. pulse 10 ms sine or 6 ms rect. pulse For technical questions, contact: diodestech@vishay.com 500 80 www.vishay.com 1 6CWQ04FNPbF Schottky Rectifier, 2 x 3.5 A Vishay High Power Products ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 3A Maximum forward voltage drop per leg See fig. 1 VFM (1) TJ = 25 C 6A 3A TJ = 125 C 6A Maximum reverse leakage current per leg See fig. 2 IRM (1) Threshold voltage VF(TO) TJ = 25 C Forward slope resistance rt VALUES UNITS 0.53 0.67 V 0.49 0.62 2 VR = Rated VR TJ = 125 C TJ = TJ maximum 24 mA 0.34 V 37.33 m Typical junction capacitance per leg CT VR = 5 VDC (test signal range 100 kHz to 1 MHz), 25 C 189 pF Typical series inductance per leg LS Measured lead to lead 5 mm from package body 5.0 nH Maximum voltage rate of change dV/dt 10 000 V/s VALUES UNITS - 40 to 150 C Rated VR Note (1) Pulse width < 300 s, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL Maximum junction and storage temperature range TJ (1), TStg Maximum thermal resistance, junction to case per leg per device RthJC TEST CONDITIONS DC operation See fig. 4 Approximate weight Marking device Case style D-PAK (similar to TO-252AA) 4.70 2.35 C/W 0.3 g 0.01 oz. 6CWQ04FN Note (1) dP tot 1 ------------- < -------------- thermal runaway condition for a diode on its own heatsink dT J R thJA www.vishay.com 2 For technical questions, contact: diodestech@vishay.com Document Number: 94248 Revision: 08-Jul-09 6CWQ04FNPbF Schottky Rectifier, 2 x 3.5 A 100 IR - Reverse Current (mA) IF - Instantaneous Forward Current (A) 100 Vishay High Power Products 10 TJ = 150 C TJ = 125 C TJ = 25 C 1.0 0 0.4 0.8 1.2 1.6 2.0 2.4 TJ = 150 C 10 TJ = 125 C TJ = 100 C 1.0 TJ = 75 C 0.1 TJ = 50 C 0.01 TJ = 25 C 0.001 2.8 0 5 10 15 20 25 30 35 40 VFM - Forward Voltage Drop (V) 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 10 0 5 10 15 20 25 30 35 40 45 VR - Reverse Voltage (V) ZthJC - Thermal Impedance (C/W) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) 10 PDM 1.0 t1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 Single pulse (thermal resistance) 0.1 0.00001 0.0001 0.001 t2 Notes: 1. Duty factor D = t1/t2 2. Peak TJ = PDM x ZthJC + TC 0.01 0.1 1.0 t1 - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics (Per Leg) Document Number: 94248 Revision: 08-Jul-09 For technical questions, contact: diodestech@vishay.com www.vishay.com 3 6CWQ04FNPbF Schottky Rectifier, 2 x 3.5 A Vishay High Power Products 3.0 150 145 Average Power Loss (W) Allowable Case Temperature (C) 155 DC 140 135 130 Square wave (D = 0.50) 80 % rated VR applied 125 120 115 See note (1) 2.5 2.0 RMS limit 1.5 1.0 DC 0.5 0 110 0 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 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) 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 Fig. 6 - Forward Power Loss Characteristics (Per Leg) 10 000 1000 At any rated load condition and with rated VRRM applied following surge 100 10 100 1000 10 000 tp - Square Wave Pulse Duration (s) Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg) Note (1) Formula used: T = T - (Pd + Pd C J REV) 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 www.vishay.com 4 For technical questions, contact: diodestech@vishay.com Document Number: 94248 Revision: 08-Jul-09 6CWQ04FNPbF Schottky Rectifier, 2 x 3.5 A Vishay High Power Products ORDERING INFORMATION TABLE Device code 1 6 C W Q 04 FN 1 2 3 4 5 6 2 - Current rating (7 A) Center tap configuration 3 - 4 - Package identifier: W = D-PAK Schottky "Q" series 5 - Voltage rating (04 = 40 V) 6 - FN = TO-252AA (D-PAK) 7 - TRL PbF 7 8 None = Tube (50 pieces) TR = Tape and reel TRL = Tape and reel (left oriented) 8 - TRR = Tape and reel (right oriented) PbF = Lead (Pb)-free LINKS TO RELATED DOCUMENTS Dimensions www.vishay.com/doc?95016 Part marking information www.vishay.com/doc?95059 Packaging information www.vishay.com/doc?95033 Document Number: 94248 Revision: 08-Jul-09 For technical questions, contact: diodestech@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