BYV38

BYV37, BYV38 Vishay Semiconductors Fast Avalanche Sinterglass Diode FEATURES • Glass passivated junction • Hermetically sealed package • Low reverse current • Soft recovery characteristics • Compliant to RoHS directive 2002/95/EC and in accordance to WEEE 2002/96/EC 949539 • Halogen-free according to IEC 61249-2-21 definition MECHANICAL DATA Case: SOD-57 Terminals: plated axial leads, solderable per MIL-STD-750, method 2026 Polarity: color band denotes cathode end Mounting position: any Weight: approx. 369 mg APPLICATIONS • Fast “soft recovery” rectification diode PARTS TABLE PART BYV37 BYV38 TYPE DIFFERENTIATION VR = 800 V; IFAV = 2 A VR = 1000 V; IFAV = 2 A PACKAGE SOD-57 SOD-57 ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified) PARAMETER Reverse voltage Peak forward surge current Average forward current Non repetitive reverse avalanche energy Junction and storage temperature range I(BR)R = 0.4 A TEST CONDITION See electrical characteristics tp = 10 ms, half sine wave PART BYV37 BYV38 SYMBOL VR = VRRM VR = VRRM IFSM IFAV ER Tj = Tstg VALUE 800 1000 50 2 10 - 55 to + 175 UNIT V V A A mJ °C MAXIMUM THERMAL RESISTANCE (Tamb = 25 °C, unless otherwise specified) PARAMETER Junction ambient TEST CONDITION Lead length l = 10 mm, TL = constant On PC board with spacing 25 mm SYMBOL RthJA RthJA VALUE 45 100 UNIT K/W K/W ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified) PARAMETER Forward voltage Reverse current Reverse recovery time Diode capacitance TEST CONDITION IF = 1 A VR = VRRM VR = VRRM, Tj = 150 °C IF = 0.5 A, IR = 1 A, iR = 0.25 A VR = 4 V, f = 1 MHz PART SYMBOL VF IR IR trr CD MIN. TYP. 1 15 MAX. 1.1 5 150 300 UNIT V μA μA ns pF www.vishay.com 128 For technical questions within your region, please contact one of the following: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com Document Number: 86045 Rev. 1.7, 31-Mar-10 BYV37, BYV38 Fast Avalanche Sinterglass Diode TYPICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified) Vishay Semiconductors RthJA - Ther. Resist. Junction/Ambient (K/W) 120 100 80 60 l 40 20 TL = constant 0 0 949552 10 IF - Forward Current (A) 1 Tj = 175 °C Tj = 25 °C 0.1 l 0.01 0.001 30 16343 5 10 15 20 25 0 0.4 0.8 1.2 1.6 2.0 l - Lead Length (mm) VF - Forward Voltage (V) Fig. 1 - Max. Thermal Resistance vs. Lead Length Fig. 4 - Forward Current vs. Forward Voltage PR - Reverse Power Dissipation (mW) 500 450 400 350 300 250 200 150 100 50 0 25 50 75 100 125 150 175 160 K/W BYV38 BYV37 RthJA = 45 K/W 100 K/W VR = VRRM 2.5 IFAV - Average Forward Current (A) VR = VRRM half sinewave 2.0 RthJA ≤ 45 K/W I = 10 mm 1.5 1.0 RthJA ≤ 100 K/W PCB: d = 25 mm 0.5 0 0 16344 20 40 60 80 100 120 140 160 180 15774 Tj - Junction Temperature (°C) Tamb - Ambient Temperature (°C) Fig. 2 - Max. Reverse Power Dissipation vs. Junction Temperature Fig. 5 - Max. Average Forward Current vs. Ambient Temperature 1000 VR = VRRM 35 f = 1 MHz CD - Diode Capacitance (pF) 30 25 20 15 10 5 0 0.1 IR - Reverse Current (A) 100 10 1 25 15775 50 75 100 125 150 175 15776 1 10 100 Tj - Junction Temperature (°C) VR - Reverse Voltage (V) Fig. 3 - Max. Reverse Current vs. Junction Temperature Fig. 6 - Typ. Diode Capacitance vs. Reverse Voltage Document Number: 86045 Rev. 1.7, 31-Mar-10 For technical questions within your region, please contact one of the following: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com www.vishay.com 129 BYV37, BYV38 Vishay Semiconductors Fast Avalanche Sinterglass Diode PACKAGE DIMENSIONS in millimeters (inches): SOD-57 0.82 (0.032) max. 26 (1.024) min. 4 (0.157) max. 26 (1.024) min. www.vishay.com 130 3.6 (0.142) max. 20543 For technical questions within your region, please contact one of the following: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com Document Number: 86045 Rev. 1.7, 31-Mar-10 Legal Disclaimer Notice Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE 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 (collectively, “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, including without limitation special, consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose, non-infringement and merchantability. Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular product with the properties described in the product specification is suitable for use in a particular application. Parameters provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s technical experts. Product specifications do not expand or otherwise modify Vishay’s terms 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 could result in personal 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 its distributors harmless from and against any 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. Document Number: 91000 Revision: 11-Mar-11 www.vishay.com 1