BYW178_10 VISHAY

Document overview

  • Manufacturer or author: Provided By www.digicamel.com(free datasheet download site)
  • PDF pages: 4

Technical content

Ultra Fast Avalanche Sinterglass Diode BYW178 Vishay Semiconductors Document Number: 86047 For technical ques tions within your region, please contact one of the following: www.vishay.com MECHANICAL DATA Case: SOD-64 Terminals: plated axial leads, solderable per MIL-STD-750, method 2026 Polarity: color band denotes cathode end Mounting position: any Weight: approx. 858 mg

FEATURES

  • Glass passivated junction
  • Hermetically sealed package
  • Low reverse current
  • Soft recovery characteristics
  • Very fast reverse recovery time
  • Low reverse recovery peak current
  • Compliant to RoHS directive 2002/95/EC and in accordance to WEEE 2002/96/EC
  • Halogen-free according to IEC 61249-2-21 definition

APPLICATIONS

  • Ultra fast rectification di ode for switching mode power supplies 949588 PARTS TABLE PART TYPE DIFFERE NTIATION PACKAGE BYW178 V R = 800 V; IFAV = 3 A SOD-64 ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified) PARAMETER TEST CONDITION PART SYMBOL VALUE UNIT Reverse voltage = repetitive peak reverse voltage See electrical characteristics BYW178 V R = VRRM 800 V Peak forward surge current t p = 10 ms, half sine wave I FSM 80 A Repetitive peak forward current I FRM 15 A Average forward current IFAV 3A Junction and storage temperature range T j = Tstg - 55 to + 175 °C Non repetitive reverse I (BR)R = 0.4 A E R 20 mJ MAXIMUM THERMAL RESISTANCE (Tamb = 25 °C, unless otherwise specified) PARAMETER TEST CONDITION SYMBOL VALUE UNIT Junction lead Lead length l = 10 mm, T L = constant R thJL 25 K/W Junction ambient On PC board with spacing 37.5 mm R thJA 70 K/W ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified) PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT Forward voltage I F = 3 A V F -- 1 . 9 V Reverse current VR = VRRM IR --1 μ A VR = VRRM, Tj = 100 °C I R -- 2 0 μ A Reverse recovery current I F = 1 A, dIF/dt ≤ - 50 A/μs, VBatt = 200 V l RM -2 . 2- A Reverse recovery time IF = 1 A, dIF/dt ≤ - 50 A/μs, VBatt = 200 V, iR = 0.25 x lRM trr -5 0-n s Reverse recovery time (JEDEC) I F = 0.5 A, lR = 1 A, iR = 0.25 A t rr - - 60 ns

Vishay Semiconductors Ultra Fast Avalanche Sinterglass Diode www.vishay.com For technical qu estions within your region, please contact one of the following: Document Number: 86047 TYPICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified) Fig. 1 - Typ. Thermal Resistance vs. Lead Length Fig. 2 - Typ. Reverse Recovery Current vs. Forward Current Fig. 3 - Forward Current vs. Forward Voltage Fig. 4 - Max. Average Forward Current vs. Ambient Temperature Fig. 5 - Reverse Current vs. Junction Temperature Fig. 6 - Max Reverse Power Dissipation vs. Junction Temperature 0 5 10 15 25 RthJA - Therm.Resist. Junction/Ambient (K/W) I - Lead Length (mm) 94 9570 ll TL = constant 0.1 1 I – Reverse Recovery Current (A)RM IF – Forward Current(A) 94 9571 dIF/dt = 50A/μs I – Forward Current (A) 0.001 0.010 0.100 1.000 10.000 100.000 VF – Forward Voltage(V)16458 F Tj =2 5° C Tj = 175°C 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 20 40 60 80 100 120 140 160 180 Tamb– Ambient Temperature (°C )16459 I –Average Forward Current( A )FAV VR =V RRM half sinewave RthJA 25 K/W l = 10mm RthJA 70 K/W P C B :d=2 5m m 100 1000 25 50 75 100 125 150 175 Tj – Junction T emperature (° C )16460 VR =V RRM I – Reverse Current ( A )R 100 150 200 250 300 350 400 25 50 75 100 125 150 175 Tj – Junction T emperature (°C )16461 VR =V RRM P – Reverse Power Dissipation ( mW)R PR–Limit @100 % VR PR–Limit @8 0%V R

Ultra Fast Avalanche Sinterglass Diode Vishay Semiconductors Document Number: 86047 For technical ques tions within your region, please contact one of the following: www.vishay.com Fig. 7 - Diode Capacitance vs. Reverse Voltage Fig. 8 - Thermal Response PACKAGE DIMENSIONS in millimeters (inches): SOD-64 0.1 1.0 10.0 100.0 VR – Reverse Voltage(V)16462 C – Diode Capacitance ( pF )D f=1M H z 100 1000 10-4 10210110010210110-010-110-210-3 tp - Pulse Length (s)I FRM - Repetitive Peak Forward Current (A) 949562 Zthp - Thermal Resist. for Pulse Cond. (K/W) tp/T = 0.5 0.2 0.02 0.05 0.01 0.1 VRRM = 600 V RthJA = 70 K/W Tamb = 25 °C 45 °C 70 °C 100 °C Cathode Identification 4.3 (0.168) max. 1.35 (0.053) max. 4 (0.156) max. Sintered Glass Case SOD-64 Document-No.: 6.563-5006.4-4 Rev. 3 - Date: 09.February.2005 94 9587

Document Number: 91000 www.vishay.com Revision: 11-Mar-11 1 Disclaimer Legal Disclaimer Notice Vishay ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA AR E SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectivel y, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, incl uding without limitation specia l, consequential or incidental dama ges, and (iii) any and all impl ied warranties, including warran ties of fitness for particular purpose, non-infringement and merchantability. Statements regarding the suitability of pro ducts for certain types of applications are based on Vishay’s knowledge of typical requirements that are often placed on Vishay products in gene ric applications. Such statements are not binding statements about the suitability of products for a partic ular application. It is the customer’s responsibility to validate that a particu lar product with the properties described in th e product specification is su itable for use in a particul ar application. Parameters provided in datasheets an d/or specifications may vary in different applications and perfo rmance may vary over time. All operating parameters, including typical pa rameters, must be validated for each customer application by the customer’s technical experts. Product specifications do not expand or otherwise modify Vishay’s term s and conditions of purchase, including but not limited to the warranty expressed therein. Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the Vishay product co uld result in person al injury or death. Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk and agree to fully indemnify and hold Vishay and it s distributors harmless from and against an y and all claims, liabilities, expenses and damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay or its distributor was negligent regarding the design or manufacture of the part. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. 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. Product names and markings noted herein may be trademarks of their respective owners.