B340AF/B345AF
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- Manufacturer or author: Diodes Incorporated
- PDF pages: 5
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Document number: DS38974 Rev. 6 - 2 1 of 5 www.diodes.com April 2022 © 2022 Copyright Diodes Incorporated. All Rights Reserved. B340AF/B345AF NEW PRODUCT 3.0A SCHOTTKY BARRIER RECTIFIER Product Summary B340AF/B345AF Part Number VRRM (V) IO (A) VF(MAX) (V) @ +25°C IR(MAX) (mA) @ +25°C B340AF 40 3 0.50 0.20 B345AF 45 3 0.50 0.30 Description and Applications The DIODES™ B340AF is a 3A 40V and DIODES™ B345AF is a 3A 45V single rectifier packaged in the low pr ofile SMA F package. Providing low VF and excellent reverse leakage stability at high temperatures, this device is ideal for use in general rectification applications such as: Boost diodes Blocking diodes Recirculating diodes Features and Benefits Reduced Low Forward Voltage Drop (VF); Better Efficiency and Cooler Operation Reduced High-temperature Reverse Leakage; Increased Reliability Against Thermal Runaway Failure in High Temperature Operation. Lead-Free Finish; RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. “Green” Device (Note 3) For automotive applications requiring specific change control (i.e. parts qualified to AEC -Q100/101/104/200, PPAP capable, and manufactured in IATF 16949 certified facilities), please contact us or your local Diodes representative. https://www.diodes.com/quality/product-definitions/ Mechanical Data Package: SMAF Package Material: Molded Plastic, “Green” Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020 Terminals: Finish - Matte Tin Annealed over Copper Leadframe. Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Weight: 0.036 grams (Approximate) Ordering Information (Note 4) Part Number Package Packing Qty. Carrier B340AF-13 SMAF 10,000 Tape & Reel B345AF-13 SMAF 10,000 Tape & Reel Notes: 1. EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. All applicable RoHS exemptions applied. 2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated’s definitions of Hal ogen- and Antimony-free, "Green" and Lead-free. 3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. 4. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes -packaging/. Marking Information SMAF G r e e n B340AF = Product Type Marking Code = Manufacturers’ Code Marking YWW = Date Code Marking Y = Last Digit of Year (ex: 2 for 2022) WW = Week Code (01 to 53) Top View SMAF B345AF = Product Type Marking Code = Manufacturers’ Code Marking YWW = Date Code Marking Y = Last Digit of Year (ex: 2 for 2022) WW = Week Code (01 to 53) SMAF Cathode Anode
Document number: DS38974 Rev. 6 - 2 2 of 5 www.diodes.com April 2022 © 2022 Copyright Diodes Incorporated. All Rights Reserved. B340AF/B345AF NEW PRODUCT Maximum Ratings (@TA = +25° C, unless otherwise specified.) Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Characteristic Symbol B340AF B345AF Unit Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VRM 40 45 V Average Rectified Output Current IO 3 A Non-Repetitive Peak Forward Surge Current 8.3ms Single Half Sine-Wave Superimposed on Rated Load IFSM 80 A Thermal Characteristics Characteristic Symbol Value Unit Typical Thermal Resistance Junction to Ambient (Note 5) RθJA 35 °C/W Typical Thermal Resistance Junction to Case (Note 5) RθJC 6.0 °C/W Operating and Storage Temperature Range TJ, TSTG -55 to +150 °C Electrical Characteristics (@TA = +25° C, unless otherwise specified.) Characteristic Symbol Min Typ Max Unit Test Condition Forward Voltage Drop VF — 0.47 0.43 0.50 — V IF = 3A, TJ = +25°C IF = 3A, TJ = +125°C B340AF Leakage Current (Note 6) B345AF IR 0.03 0.04 18.0 0.20 0.30 mA VR = 40V, TJ = +25°C VR = 40V, TJ = +125°C VR = 45V, TJ = +25°C VR = 45V, TJ = +125°C Typical Capacitance CT — 120 — pF VR = 4.0V, f = 1MHz Notes: 5. Device mounted on 2inch*2inch Al board. 6. Short duration pulse test used to minimize self-heating effect.
Document number: DS38974 Rev. 6 - 2 4 of 5 www.diodes.com April 2022 © 2022 Copyright Diodes Incorporated. All Rights Reserved. B340AF/B345AF NEW PRODUCT Package Outline Dimensions Please see http://www.diodes.com/package-outlines.html for the latest version. SMAF Suggested Pad Layout Please see http://www.diodes.com/package-outlines.html for the latest version. SMAF SMAF Dim Min Max A 0.90 1.10 b 1.25 1.65 c 0.10 0.40 D 2.25 2.95 E 3.95 4.60 HE 4.80 5.60 L 0.50 1.50 All Dimensions in mm Dimensions Value (in mm) C 4.00 G 1.50 X 2.50 X1 6.50 Y 1.70 H D E L b A c E C Y G X
Document number: DS38974 Rev. 6 - 2 5 of 5 www.diodes.com April 2022 © 2022 Copyright Diodes Incorporated. All Rights Reserved. B340AF/B345AF NEW PRODUCT IMPORTANT NOTICE 1. DIODES INCORPORATED (Diodes) AND ITS SUBSIDIARIES MAKE NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO ANY INFORMATION CONTAINED IN THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICUL AR PURPOSE OR NON -INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY RIGHTS (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). 2. The Information contained herein is for informational purpose only and is provided only to illustrate the operation of Diodes’ products described herein and application examples. Diodes does not assume any liability arising out of the application or use of this document or any product described herein. This document is intended for skilled and technically trained engin eering customers and users who design with Diodes’ products. Diodes’ products may be used to facilitate safety-related applications; however, in all instances customers and users are responsible for (a) selecting the appropriate Diodes products for their applications, (b) evaluating the suitability of Diodes’ products for their intended applications, (c) ensuring their applications, which incorporate Diodes’ products, comply the applicable legal and regulatory requirements as well as safety and functional-safety related standards, and (d) ensuring they design with appropriate safeguards (including testing, validation, quality con trol techniques, redundancy, malfunction prevention, and appropriate treatment for aging degradation) to minimize the risks associ ated with their applications. 3. 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