PESDxUSB3B/C series ESD protection for differential data lines Rev. 2 — 29 January 2019 Product data sheet 1. Product profile 1.1. General description ElectroStatic Discharge (ESD) protection for one, two and three differential channels. The devices are footprint compatible to PCMFxUSB3B/C common mode filters with ESD protection. Diodes provide protection to downstream components from ESD voltages up to ±20 kV on each signal line. Table 1. Product overview Type number Number of channels Package Name PESD1USB3B/C 1 WLCSP5 PESD2USB3B/C 2 WLCSP10 PESD3USB3B/C 3 WLCSP15 1.2. Features and benefits • Allows switching between PCMFxUSB3B/C common mode filters with ESD protection and PESDxUSB3B/C ESD protection in the same footprint • TrEOS protection process for very high system-level ESD robustness: superior protection of sensitive Systems on Chips (SoCs) • ESD protection for one, two and three differential channels up to ±20 kV contact discharge according to IEC 61000-4-2 • Industry-standard WLCSP5, 10 and 15 packages for smallest footprint • Bidirectional for audio line option 1.3. Applications • Smartphone, cellular and cordless phone • USB3.2, USB2.0, HDMI2.0, HDMI1.4 • General-purpose downstream ESD protection for differential data lines • Tablet PC and Mobile Internet Device (MID) • MIPI D-PHY as used in Camera Serial Interface (CSI) and Display Serial Interface (DSI)
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ESD protection for differential data lines · ESD protection for differential data lines Rev. 2 — 29 January 2019 Product data sheet 1. Product profile 1.1. General description
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PESDxUSB3B/C seriesESD protection for differential data linesRev. 2 — 29 January 2019 Product data sheet
1. Product profile
1.1. General descriptionElectroStatic Discharge (ESD) protection for one, two and three differential channels.
The devices are footprint compatible to PCMFxUSB3B/C common mode filters with ESDprotection.
Diodes provide protection to downstream components from ESD voltages up to ±20 kV on eachsignal line.
Table 1. Product overviewType number Number of channels Package NamePESD1USB3B/C 1 WLCSP5
PESD2USB3B/C 2 WLCSP10
PESD3USB3B/C 3 WLCSP15
1.2. Features and benefits• Allows switching between PCMFxUSB3B/C common mode filters with ESD protection and
PESDxUSB3B/C ESD protection in the same footprint• TrEOS protection process for very high system-level ESD robustness: superior protection of
sensitive Systems on Chips (SoCs)• ESD protection for one, two and three differential channels up to ±20 kV contact discharge
according to IEC 61000-4-2• Industry-standard WLCSP5, 10 and 15 packages for smallest footprint• Bidirectional for audio line option
1.3. Applications• Smartphone, cellular and cordless phone• USB3.2, USB2.0, HDMI2.0, HDMI1.4• General-purpose downstream ESD protection for differential data lines• Tablet PC and Mobile Internet Device (MID)• MIPI D-PHY as used in Camera Serial Interface (CSI) and Display Serial Interface (DSI)
Nexperia PESDxUSB3B/C seriesESD protection for differential data lines
Product data sheet Rev. 2 — 29 January 2019 3 / 18
Nexperia PESDxUSB3B/C seriesESD protection for differential data lines
6. Characteristics
6.1. Channel characteristics
Table 6. Channel characteristicsTamb = 25 °C unless otherwise specified.
Symbol Parameter Conditions Min Typ Max UnitCd diode capacitance f = 1 MHz; VI = 2.5 V [1] - 0.29 - pF
IRM reverse leakage current per line; VI = 5 V - 1 100 nA
VBR breakdown voltage IR = 1 mA 6 9 - V
VF forward voltage IF = 10 mA - 0.8 - V
TLP [2]
• positive transient - 0.2 - Ω
• negative transient - 0.2 - Ω
surge [3]
• positive transient - 0.2 - Ω
Rdyn dynamic resistance
• negative transient - 0.2 - Ω
[1] This parameter is guaranteed by design.[2] 100 ns Transmission Line Pulse (TLP); 50 Ω; pulser at 70 to 90 ns.[3] According to IEC 61000-4-5 (8/20 μs).
6.2. Frequency characteristics
Table 7. Frequency characteristicsTamb = 25 °C unless otherwise specified.
Symbol Parameter Conditions Min Typ Max UnitDifferential mode: Sdd21
Product data sheet Rev. 2 — 29 January 2019 8 / 18
Nexperia PESDxUSB3B/C seriesESD protection for differential data lines
VCL (V)0 806020 40
aaa-028544
40
20
60
80
I(A)
0
Transmission Line Pulse (TLP) = 5 ns
Fig. 14. Dynamic resistance with positive clamping;typical values
VCL (V)-80 0-20-60 -40
aaa-028545
-40
-60
-20
0
I(A)
-80
Transmission Line Pulse (TLP) = 5 ns
Fig. 15. Dynamic resistance with negative clamping;typical values
The device uses an advanced clamping structure showing a negative dynamic resistance.This snap-back behavior strongly reduces the clamping voltage to the system behind the ESDprotection during an ESD event. Do not connect unlimited DC current sources to the data lines toavoid keeping the ESD protection device in snap-back state after exceeding breakdown voltage(due to an ESD pulse for instance).
VCL (V)0 1084 62
aaa-028546
4
6
2
8
10
I(A)
0
IEC61000-4-5; tp = 8/20 μs; positive pulse
Fig. 16. Dynamic resistance with positive clamping;typical values
VCL (V)-10 0-2-6 -4-8
aaa-028547
-6
-4
-8
-2
0
I(A)
-10
IEC61000-4-5; tp = 8/20 μs; negative pulse
Fig. 17. Dynamic resistance with negative clamping;typical values
Product data sheet Rev. 2 — 29 January 2019 9 / 18
Nexperia PESDxUSB3B/C seriesESD protection for differential data lines
7. Application informationThe device is designed to provide high-level ESD protection for differential high-speed data linepairs such as:
• USB 3.2• HDMI 2.0• Transition-Minimized Differential Signaling (TMDS)• DisplayPort• external Serial Advanced Technology Attachment (eSATA)• Low Voltage Differential Signaling (LVDS)
When designing the Printed-Circuit Board (PCB), give careful consideration to impedance matchingand signal coupling. Do not connect the protected signal lines to unlimited current sources like, forexample, a battery.
Fig. 18. Application diagram: protecting the differential data lines of a USB Type-Cconnector evaluation dongle with PESD1USB3B/C
Since the SuperSpeed TX/RX lines are separated by GND or VBUS from the Hi-Speed lines,PESD1USB3B/C makes it easy to achieve same signal lengths, straight routing, and optimalpositioning for ESD protection directly at the connector.
Product data sheet Rev. 2 — 29 January 2019 16 / 18
Nexperia PESDxUSB3B/C seriesESD protection for differential data lines
11. Legal information
Data sheet status
Document status[1][2]
Productstatus [3]
Definition
Objective [short]data sheet
Development This document contains data fromthe objective specification forproduct development.
Preliminary [short]data sheet
Qualification This document contains data fromthe preliminary specification.
Product [short]data sheet
Production This document contains the productspecification.
[1] Please consult the most recently issued document before initiating orcompleting 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 ofmultiple devices. The latest product status information is available onthe internet at https://www.nexperia.com.
DefinitionsDraft — The document is a draft version only. The content is still underinternal review and subject to formal approval, which may result inmodifications or additions. Nexperia does not give any representations orwarranties as to the accuracy or completeness of information included hereinand 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 sheetwith the same product type number(s) and title. A short data sheet isintended for quick reference only and should not be relied upon to containdetailed and full information. For detailed and full information see the relevantfull data sheet, which is available on request via the local Nexperia salesoffice. In case of any inconsistency or conflict with the short data sheet, thefull data sheet shall prevail.
Product specification — The information and data provided in a Productdata sheet shall define the specification of the product as agreed betweenNexperia and its customer, unless Nexperia and customer have explicitlyagreed otherwise in writing. In no event however, shall an agreement bevalid in which the Nexperia product is deemed to offer functions and qualitiesbeyond those described in the Product data sheet.
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Notwithstanding any damages that customer might incur for any reasonwhatsoever, Nexperia’s aggregate and cumulative liability towards customerfor the products described herein shall be limited in accordance with theTerms and conditions of commercial sale of Nexperia.
Right to make changes — Nexperia reserves the right to make changesto information published in this document, including without limitationspecifications and product descriptions, at any time and without notice. Thisdocument supersedes and replaces all information supplied prior to thepublication hereof.
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injury, death or severe property or environmental damage. Nexperia and itssuppliers accept no liability for inclusion and/or use of Nexperia products insuch equipment or applications and therefore such inclusion and/or use is atthe customer’s own risk.
Quick reference data — The Quick reference data is an extract of theproduct data given in the Limiting values and Characteristics sections of thisdocument, and as such is not complete, exhaustive or legally binding.
Applications — Applications that are described herein for any of theseproducts are for illustrative purposes only. Nexperia makes no representationor warranty that such applications will be suitable for the specified usewithout further testing or modification.
Customers are responsible for the design and operation of their applicationsand products using Nexperia products, and Nexperia accepts no liability forany assistance with applications or customer product design. It is customer’ssole responsibility to determine whether the Nexperia product is suitableand fit for the customer’s applications and products planned, as well asfor the planned application and use of customer’s third party customer(s).Customers should provide appropriate design and operating safeguards tominimize the risks associated with their applications and products.
Nexperia does not accept any liability related to any default, damage, costsor problem which is based on any weakness or default in the customer’sapplications or products, or the application or use by customer’s third partycustomer(s). Customer is responsible for doing all necessary testing for thecustomer’s applications and products using Nexperia products in order toavoid a default of the applications and the products or of the application oruse by customer’s third party customer(s). Nexperia does not accept anyliability in this respect.
Limiting values — Stress above one or more limiting values (as defined inthe Absolute Maximum Ratings System of IEC 60134) will cause permanentdamage to the device. Limiting values are stress ratings only and (proper)operation of the device at these or any other conditions above thosegiven in the Recommended operating conditions section (if present) or theCharacteristics sections of this document is not warranted. Constant orrepeated exposure to limiting values will permanently and irreversibly affectthe quality and reliability of the device.
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In the event that customer uses the product for design-in and use inautomotive applications to automotive specifications and standards,customer (a) shall use the product without Nexperia’s warranty of theproduct for such automotive applications, use and specifications, and (b)whenever customer uses the product for automotive applications beyondNexperia’s specifications such use shall be solely at customer’s own risk,and (c) customer fully indemnifies Nexperia for any liability, damages or failedproduct claims resulting from customer design and use of the product forautomotive applications beyond Nexperia’s standard warranty and Nexperia’sproduct specifications.
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