BAV70 series High-speed switching diodes Rev. 8 — 18 March 2015 Product data sheet 1. Product profile 1.1 General description High-speed switching diodes, encapsulated in small Surface-Mounted Device (SMD) plastic packages. Table 1. Product overview Type number Package NXP JEITA Package configuration JEDEC Configuration BAV70 SOT23 - TO-236AB small dual common cathode BAV70M SOT883 SC-101 - leadless ultra small dual common cathode BAV70S SOT363 SC-88 - very small quadruple common cathode/common cathode BAV70T SOT416 SC-75 - ultra small dual common cathode BAV70W SOT323 SC-70 - very small dual common cathode 1.2 Features and benefits High switching speed: trr 4 ns Low leakage current Small SMD plastic packages Low capacitance: Cd 1.5 pF Reverse voltage: VR 100 V AEC-Q101 qualified 1.3 Applications High-speed switching General-purpose switching 1.4 Quick reference data Table 2. Symbol Quick reference data Parameter Conditions Min Typ Max Unit IR reverse current VR = 80 V - - 0.5 A VR reverse voltage - - 100 V - - 4 ns Per diode trr [1] reverse recovery time [1] When switched from IF = 10 mA to IR = 10 mA; RL = 100 ; measured at IR = 1 mA. BAV70 series NXP Semiconductors High-speed switching diodes 2. Pinning information Table 3. Pinning Pin Description Simplified outline Symbol BAV70; BAV70T; BAV70W 1 anode (diode 1) 2 anode (diode 2) 3 common cathode 3 3 1 2 006aaa144 1 2 006aab034 BAV70M 1 anode (diode 1) 2 anode (diode 2) 1 3 common cathode 2 3 3 Transparent top view 1 2 006aab034 BAV70S 1 anode (diode 1) 2 anode (diode 2) 3 common cathode (diode 3 and diode 4) 4 anode (diode 3) 5 anode (diode 4) 6 6 5 4 1 2 3 6 5 1 2 4 3 006aab104 common cathode (diode 1 and diode 2) 3. Ordering information Table 4. Ordering information Type number BAV70_SER Product data sheet Package Name Description Version BAV70 - plastic surface-mounted package; 3 leads SOT23 BAV70M SC-101 leadless ultra small plastic package; 3 solder lands; body 1.0 0.6 0.5 mm SOT883 BAV70S SC-88 plastic surface-mounted package; 6 leads SOT363 BAV70T SC-75 plastic surface-mounted package; 3 leads SOT416 BAV70W SC-70 plastic surface-mounted package; 3 leads SOT323 All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 2 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 4. Marking Table 5. Marking codes Type number Marking code[1] BAV70 A4* BAV70M S4 BAV70S A4* BAV70T A4 BAV70W A4* [1] * = -: made in Hong Kong * = p: made in Hong Kong * = t: made in Malaysia * = W: made in China 5. Limiting values Table 6. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter Conditions Min Max Unit Per diode VRRM repetitive peak reverse voltage - 100 V VR reverse voltage - 100 V IF forward current IFRM BAV70 Tamb 25 C - 215 mA BAV70M Ts = 90 C - 150 mA BAV70S Ts = 60 C - 250 mA BAV70T Ts = 90 C - 150 mA BAV70W Tamb 25 C - 175 mA BAV70 - 450 mA BAV70M - 500 mA BAV70S - 450 mA BAV70T - 500 mA - 500 mA repetitive peak forward current BAV70W IFSM BAV70_SER Product data sheet non-repetitive peak forward square wave current tp = 1 s [1] - 4 A tp = 1 ms - 1 A tp = 1 s - 0.5 A All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 3 of 16 BAV70 series NXP Semiconductors High-speed switching diodes Table 6. Limiting values …continued In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Ptot Parameter Conditions Min Max Unit - 250 mW [2] total power dissipation BAV70 Tamb 25 C BAV70M Tamb 25 C - 250 mW BAV70S Ts = 60 C - 350 mW BAV70T Ts = 90 C - 170 mW BAV70W Tamb 25 C - 200 mW BAV70 Tamb 25 C - 125 mA BAV70M Ts = 90 C - 75 mA BAV70S Ts = 60 C - 100 mA BAV70T Ts = 90 C - 75 mA BAV70W Tamb 25 C - 100 mA [3] Per device forward current IF Tj junction temperature - 150 C Tamb ambient temperature 65 +150 C Tstg storage temperature 65 +150 C [1] Tj = 25 C prior to surge. [2] Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard footprint. [3] Reflow soldering is the only recommended soldering method. 6. Thermal characteristics Table 7. Symbol Thermal characteristics Parameter Conditions thermal resistance from junction to ambient in free air Min Typ Max Unit - - 500 K/W Per diode Rth(j-a) [1] BAV70 [2] BAV70M BAV70W Rth(j-t) Rth(j-sp) BAV70_SER Product data sheet - - 500 K/W - - 625 K/W thermal resistance from junction to tie-point BAV70 - - 360 K/W BAV70W - - 300 K/W thermal resistance from junction to solder point BAV70S - - 255 K/W BAV70T - - 350 K/W [1] Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint. [2] Reflow soldering is the only recommended soldering method. All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 4 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 7. Characteristics Table 8. Characteristics Tamb = 25 C unless otherwise specified. Symbol Parameter Conditions Min Typ Max Unit IF = 1 mA - - 715 mV IF = 10 mA - - 855 mV IF = 50 mA - - 1 V IF = 150 mA - - 1.25 V VR = 25 V - - 30 nA VR = 80 V - - 0.5 A VR = 25 V; Tj = 150 C - - 30 A VR = 80 V; Tj = 150 C - - 100 A VR = 0 V; f = 1 MHz - - 1.5 pF reverse recovery time [2] - - 4 ns forward recovery voltage [3] - - 1.75 V Per diode VF IR Cd trr VFR [1] BAV70_SER Product data sheet [1] forward voltage reverse current diode capacitance Pulse test: tp 300 s; 0.02. [2] When switched from IF = 10 mA to IR = 10 mA; RL = 100 ; measured at IR = 1 mA. [3] When switched from IF = 10 mA; tr = 20 ns. All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 5 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 006aab107 103 IF (mA) mbg704 102 IFSM (A) 102 10 10 1 (1) (2) (3) (4) 1 10−1 10−1 0.2 0.6 1.0 1 1.4 10 102 103 104 tp (μs) VF (V) (1) Tamb = 150 C Based on square wave currents. (2) Tamb = 85 C Tj = 25 C; prior to surge (3) Tamb = 25 C (4) Tamb = 40 C Fig 1. Forward current as a function of forward voltage; typical values Fig 2. 006aab108 102 IR (μA) 10 (1) 1 (2) Non-repetitive peak forward current as a function of pulse duration; maximum values mbg446 0.8 Cd (pF) 0.6 10−1 0.4 (3) 10−2 10−3 0.2 10−4 (4) 10−5 0 0 20 40 60 80 0 100 4 8 VR (V) (1) Tamb = 150 C 12 VR (V) 16 f = 1 MHz; Tamb = 25 C (2) Tamb = 85 C (3) Tamb = 25 C (4) Tamb = 40 C Fig 3. Reverse current as a function of reverse voltage; typical values BAV70_SER Product data sheet Fig 4. Diode capacitance as a function of reverse voltage; typical values All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 6 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 8. Test information tr tp t D.U.T. 10 % + IF IF RS = 50 Ω SAMPLING OSCILLOSCOPE trr t Ri = 50 Ω V = VR + IF × RS (1) 90 % VR mga881 input signal output signal (1) IR = 1 mA Input signal: reverse pulse rise time tr = 0.6 ns; reverse voltage pulse duration tp = 100 ns; duty cycle = 0.05 Oscilloscope: rise time tr = 0.35 ns Fig 5. Reverse recovery time test circuit and waveforms I 1 kΩ RS = 50 Ω D.U.T. 450 Ω I V 90 % OSCILLOSCOPE VFR Ri = 50 Ω 10 % t tr t tp input signal output signal mga882 Input signal: forward pulse rise time tr = 20 ns; forward current pulse duration tp 100 ns; duty cycle 0.005 Fig 6. Forward recovery voltage test circuit and waveforms 8.1 Quality information This product has been qualified in accordance with the Automotive Electronics Council (AEC) standard Q101 - Stress test qualification for discrete semiconductors, and is suitable for use in automotive applications. BAV70_SER Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 7 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 9. Package outline 3.0 2.8 0.62 0.55 0.55 0.47 1.1 0.9 3 3 0.30 0.22 0.45 0.15 0.50 0.46 2.5 1.4 2.1 1.2 1 0.30 0.22 2 0.48 0.38 1.9 0.15 0.09 Package outline BAV70 (SOT23/TO-236AB) 2.2 1.8 2.2 1.35 2.0 1.15 Package outline BAV70M (SOT883/SC-101) 0.95 0.60 1.8 1.4 3 0.45 0.15 1.75 0.9 1.45 0.7 2 1.3 03-04-03 0.45 0.15 4 1 3 2 0.30 0.15 0.25 0.10 0.3 0.2 Dimensions in mm Fig 9. Fig 8. pin 1 index 0.65 Dimensions in mm 1.1 0.8 5 1 1 0.20 0.12 04-11-04 6 2 0.35 Dimensions in mm Fig 7. 1.02 0.95 0.65 0.25 0.10 1 14-10-03 Dimensions in mm Package outline BAV70S (SOT363/SC-88) 04-11-04 Fig 10. Package outline BAV70T (SOT416/SC-75) 2.2 1.8 1.1 0.8 0.45 0.15 3 2.2 1.35 2.0 1.15 1 2 0.4 0.3 0.25 0.10 1.3 Dimensions in mm 04-11-04 Fig 11. Package outline BAV70W (SOT323/SC-70) BAV70_SER Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 8 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 10. Packing information Table 9. Packing methods The indicated -xxx are the last three digits of the 12NC ordering code.[1] Type number Package Description Packing quantity 3 000 10 000 BAV70 SOT23 4 mm pitch, 8 mm tape and reel -215 -235 BAV70M SOT883 2 mm pitch, 8 mm tape and reel - -315 BAV70S SOT363 4 mm pitch, 8 mm tape and reel; T1 [2] -115 -135 4 mm pitch, 8 mm tape and reel; T2 [3] -125 -165 BAV70T SOT416 4 mm pitch, 8 mm tape and reel -115 -135 BAV70W SOT323 4 mm pitch, 8 mm tape and reel -115 -135 [1] For further information and the availability of packing methods, see Section 14. [2] T1: normal taping [3] T2: reverse taping 11. Soldering 3.3 2.9 1.9 solder lands solder resist 3 2 1.7 solder paste 0.6 (3×) 0.7 (3×) occupied area Dimensions in mm 0.5 (3×) 0.6 (3×) 1 sot023_fr Fig 12. Reflow soldering footprint BAV70 (SOT23/TO-236AB) BAV70_SER Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 9 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 2.2 1.2 (2×) 1.4 (2×) solder lands 4.6 solder resist 2.6 occupied area Dimensions in mm 1.4 preferred transport direction during soldering 2.8 4.5 sot023_fw Fig 13. Wave soldering footprint BAV70 (SOT23/TO-236AB) 1.3 0.7 R0.05 (12×) solder lands solder resist 0.9 0.6 0.7 solder paste 0.25 (2×) occupied area 0.3 (2×) 0.3 0.4 (2×) 0.4 Dimensions in mm sot883_fr Reflow soldering is the only recommended soldering method. Fig 14. Reflow soldering footprint BAV70M (SOT883/SC-101) BAV70_SER Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 10 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 2.65 solder lands 2.35 1.5 0.4 (2×) 0.6 0.5 (4×) (4×) solder resist solder paste 0.5 (4×) 0.6 (2×) occupied area 0.6 (4×) Dimensions in mm 1.8 sot363_fr Fig 15. Reflow soldering footprint BAV70S (SOT363/SC-88) 1.5 solder lands 0.3 2.5 4.5 solder resist occupied area 1.5 Dimensions in mm 1.3 1.3 preferred transport direction during soldering 2.45 5.3 sot363_fw Fig 16. Wave soldering footprint BAV70S (SOT363/SC-88) BAV70_SER Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 11 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 2.2 0.6 1.1 0.7 2 2.0 3 0.85 1.5 0.5 (3x) 1 0.6 (3x) msa438 1.9 solder lands solder resist Dimensions in mm solder paste occupied area Fig 17. Reflow soldering footprint BAV70T (SOT416/SC-75) 2.65 0.75 1.325 1.30 solder lands 2 solder paste 0.60 2.35 0.85 (3×) 0.50 (3×) 1.90 3 solder resist occupied area 1 Dimensions in mm 0.55 (3×) 2.40 msa429 Fig 18. Reflow soldering footprint BAV70W (SOT323/SC-70) 4.60 4.00 1.15 2 3.65 2.10 3 2.70 solder lands 1 0.90 (2×) solder resist occupied area Dimensions in mm preferred transport direction during soldering msa419 Fig 19. Wave soldering footprint BAV70W (SOT323/SC-70) BAV70_SER Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 12 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 12. Revision history Table 10. Revision history Document ID Release date Data sheet status Change notice Supersedes BAV70_SER v.8 20150318 Product data sheet - BAV70_SER_7 Modifications: • The format of this data sheet has been redesigned to comply with the new identity guidelines of NXP Semiconductors. • Legal texts have been adapted to the new company name where appropriate. BAV70_SER_7 20071127 Product data sheet - BAV70_6 BAV70S_2 BAV70T_3 BAV70W_6 BAV70_6 20020403 Product specification - BAV70_5 BAV70S_2 19971021 Product specification - BAV70S_1 BAV70T_3 20040204 Product specification - BAV70T_2 BAV70W_6 20020405 Product specification - BAV70W_5 BAV70_SER Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 13 of 16 BAV70 series NXP Semiconductors High-speed switching diodes 13. Legal information 13.1 Data sheet status Document status[1][2] Product status[3] Definition Objective [short] data sheet Development This document contains data from the objective specification for product development. Preliminary [short] data sheet Qualification This document contains data from the preliminary specification. Product [short] data sheet Production This document contains the product specification. [1] Please consult the most recently issued document before initiating or completing a design. [2] The term ‘short data sheet’ is explained in section “Definitions”. [3] The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status information is available on the Internet at URL http://www.nxp.com. 13.2 Definitions Draft — The document is a draft version only. The content is still under internal review and subject to formal approval, which may result in modifications or additions. NXP Semiconductors does not give any representations or warranties as to the accuracy or completeness of information included herein and shall have no liability for the consequences of use of such information. Short data sheet — A short data sheet is an extract from a full data sheet with the same product type number(s) and title. A short data sheet is intended for quick reference only and should not be relied upon to contain detailed and full information. For detailed and full information see the relevant full data sheet, which is available on request via the local NXP Semiconductors sales office. In case of any inconsistency or conflict with the short data sheet, the full data sheet shall prevail. Product specification — The information and data provided in a Product data sheet shall define the specification of the product as agreed between NXP Semiconductors and its customer, unless NXP Semiconductors and customer have explicitly agreed otherwise in writing. In no event however, shall an agreement be valid in which the NXP Semiconductors product is deemed to offer functions and qualities beyond those described in the Product data sheet. 13.3 Disclaimers Limited warranty and liability — Information in this document is believed to be accurate and reliable. However, NXP Semiconductors does not give any representations or warranties, expressed or implied, as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information. NXP Semiconductors takes no responsibility for the content in this document if provided by an information source outside of NXP Semiconductors. In no event shall NXP Semiconductors be liable for any indirect, incidental, punitive, special or consequential damages (including - without limitation - lost profits, lost savings, business interruption, costs related to the removal or replacement of any products or rework charges) whether or not such damages are based on tort (including negligence), warranty, breach of contract or any other legal theory. Notwithstanding any damages that customer might incur for any reason whatsoever, NXP Semiconductors’ aggregate and cumulative liability towards customer for the products described herein shall be limited in accordance with the Terms and conditions of commercial sale of NXP Semiconductors. Right to make changes — NXP Semiconductors reserves the right to make changes to information published in this document, including without limitation specifications and product descriptions, at any time and without notice. This document supersedes and replaces all information supplied prior to the publication hereof. BAV70_SER Product data sheet Suitability for use in automotive applications — This NXP Semiconductors product has been qualified for use in automotive applications. Unless otherwise agreed in writing, the product is not designed, authorized or warranted to be suitable for use in life support, life-critical or safety-critical systems or equipment, nor in applications where failure or malfunction of an NXP Semiconductors product can reasonably be expected to result in personal injury, death or severe property or environmental damage. NXP Semiconductors and its suppliers accept no liability for inclusion and/or use of NXP Semiconductors products in such equipment or applications and therefore such inclusion and/or use is at the customer's own risk. Applications — Applications that are described herein for any of these products are for illustrative purposes only. NXP Semiconductors makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification. Customers are responsible for the design and operation of their applications and products using NXP Semiconductors products, and NXP Semiconductors accepts no liability for any assistance with applications or customer product design. It is customer’s sole responsibility to determine whether the NXP Semiconductors product is suitable and fit for the customer’s applications and products planned, as well as for the planned application and use of customer’s third party customer(s). Customers should provide appropriate design and operating safeguards to minimize the risks associated with their applications and products. NXP Semiconductors does not accept any liability related to any default, damage, costs or problem which is based on any weakness or default in the customer’s applications or products, or the application or use by customer’s third party customer(s). Customer is responsible for doing all necessary testing for the customer’s applications and products using NXP Semiconductors products in order to avoid a default of the applications and the products or of the application or use by customer’s third party customer(s). NXP does not accept any liability in this respect. Limiting values — Stress above one or more limiting values (as defined in the Absolute Maximum Ratings System of IEC 60134) will cause permanent damage to the device. Limiting values are stress ratings only and (proper) operation of the device at these or any other conditions above those given in the Recommended operating conditions section (if present) or the Characteristics sections of this document is not warranted. Constant or repeated exposure to limiting values will permanently and irreversibly affect the quality and reliability of the device. Terms and conditions of commercial sale — NXP Semiconductors products are sold subject to the general terms and conditions of commercial sale, as published at http://www.nxp.com/profile/terms, unless otherwise agreed in a valid written individual agreement. In case an individual agreement is concluded only the terms and conditions of the respective agreement shall apply. NXP Semiconductors hereby expressly objects to applying the customer’s general terms and conditions with regard to the purchase of NXP Semiconductors products by customer. All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 14 of 16 BAV70 series NXP Semiconductors High-speed switching diodes No offer to sell or license — Nothing in this document may be interpreted or construed as an offer to sell products that is open for acceptance or the grant, conveyance or implication of any license under any copyrights, patents or other industrial or intellectual property rights. Translations — A non-English (translated) version of a document is for reference only. The English version shall prevail in case of any discrepancy between the translated and English versions. Quick reference data — The Quick reference data is an extract of the product data given in the Limiting values and Characteristics sections of this document, and as such is not complete, exhaustive or legally binding. 13.4 Trademarks Export control — This document as well as the item(s) described herein may be subject to export control regulations. Export might require a prior authorization from competent authorities. Notice: All referenced brands, product names, service names and trademarks are the property of their respective owners. 14. Contact information For more information, please visit: http://www.nxp.com For sales office addresses, please send an email to: [email protected] BAV70_SER Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 8 — 18 March 2015 © NXP Semiconductors N.V. 2015. All rights reserved. 15 of 16 NXP Semiconductors BAV70 series High-speed switching diodes 15. Contents 1 1.1 1.2 1.3 1.4 2 3 4 5 6 7 8 8.1 9 10 11 12 13 13.1 13.2 13.3 13.4 14 15 Product profile . . . . . . . . . . . . . . . . . . . . . . . . . . 1 General description . . . . . . . . . . . . . . . . . . . . . 1 Features and benefits . . . . . . . . . . . . . . . . . . . . 1 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Quick reference data . . . . . . . . . . . . . . . . . . . . 1 Pinning information . . . . . . . . . . . . . . . . . . . . . . 2 Ordering information . . . . . . . . . . . . . . . . . . . . . 2 Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 3 Thermal characteristics . . . . . . . . . . . . . . . . . . 4 Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Test information . . . . . . . . . . . . . . . . . . . . . . . . . 7 Quality information . . . . . . . . . . . . . . . . . . . . . . 7 Package outline . . . . . . . . . . . . . . . . . . . . . . . . . 8 Packing information . . . . . . . . . . . . . . . . . . . . . 9 Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Revision history . . . . . . . . . . . . . . . . . . . . . . . . 13 Legal information. . . . . . . . . . . . . . . . . . . . . . . 14 Data sheet status . . . . . . . . . . . . . . . . . . . . . . 14 Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Contact information. . . . . . . . . . . . . . . . . . . . . 15 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Please be aware that important notices concerning this document and the product(s) described herein, have been included in section ‘Legal information’. © NXP Semiconductors N.V. 2015. All rights reserved. For more information, please visit: http://www.nxp.com For sales office addresses, please send an email to: [email protected] Date of release: 18 March 2015 Document identifier: BAV70_SER