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Nexperia USA Inc. PESD4USB3BBTTS-QJ
- Part No.:
- PESD4USB3BBTTS-QJ
- Manufacturer:
- Nexperia USA Inc.
- Category:
- TVS Diodes
- Package:
- 10-WFDFN
- Datasheet:
-
PESD4USB3BBTTS-QJ.pdf
- Description:
- BIPOLAR DISCRETES
- Quantity:
- Payment:
- Shipping:
Inventory:5,368
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Product details
Overview
PESD4USB3BBTTS-Q from Nexperia is a bidirectional ESD protection diode array in a DFN2510D-10 (SOT1165D) package, designed for high-speed serial interfaces including USB 3.2 Gen 1 (5 Gbps), HDMI 2.1, DisplayPort, eSATA, LVDS, and GMSL SerDes. It delivers ±15 kV IEC 61000-4-2 contact ESD protection, 0.23 pF typical line capacitance, and 0.35 Ω dynamic resistance to preserve signal integrity in automotive infotainment and camera links.
For engineers reviewing the PESD4USB3BBTTS-Q datasheet, PESD4USB3BBTTS-Q pinout, PESD4USB3BBTTS-Q application, or PESD4USB3BBTTS-Q equivalent, this device is selected for ultra-low-capacitance transient suppression on differential high-speed data lanes where impedance matching, minimal insertion loss, and AEC-Q101 qualification are mandatory design requirements.
Technical Context
This device implements a snap-back clamping structure with negative dynamic resistance, enabling deep voltage clamping (5.2 V at 6.5 A) while maintaining sub-0.4 Ω dynamic resistance during ESD transients. Its bidirectional architecture supports symmetric protection on AC-coupled differential pairs without polarity constraints.
Designed for PCB-level integration on high-speed traces, it features matched 0.5 mm trace spacing and side-wettable flanks (SWF) for automated optical inspection (AOI) and reliable reflow soldering. The 10-terminal DFN2510D-10 package places four protected channels (CH1–CH4), dual GND pins (pins 3 and 8), and four no-connect terminals (pins 6, 7, 9, 10) to minimize parasitic coupling.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Reverse Standoff Voltage | ±3.3 V - Ensures no conduction during normal 3.3 V interface operation, preserving DC bias integrity. |
| Diode Capacitance | 0.23 pF (typ.) at 1 MHz - Minimizes signal distortion and insertion loss on >5 Gbps serial links. |
| Clamping Voltage | 5.2 V (typ.) at 6.5 A, 8/20 µs - Limits transient overvoltage to safe levels for downstream PHY receivers. |
| Dynamic Resistance | 0.35 Ω (typ.) - Reduces voltage overshoot during fast ESD events via low-impedance clamping path. |
| ESD Rating | ±15 kV per IEC 61000-4-2 level 4 - Meets automotive and industrial system-level ESD immunity requirements. |
| Breakdown Voltage | 5.5–11.5 V (min–max) at 1 mA - Provides margin between operating voltage and snap-back initiation threshold. |
| AEC-Q101 Qualified | Yes - Validated for automotive-grade reliability under temperature cycling, HTRB, and ESD stress. |
Pinout & Package
DFN2510D-10 (SOT1165D) plastic leadless package: 2.5 mm × 1.0 mm × 0.75 mm body, 0.5 mm pitch, side-wettable flanks for AOI-compatible reflow.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | CH1 | ESD protection channel for first differential pair (e.g., USB3 TX+/−) |
| 2 | CH2 | ESD protection channel for second differential pair (e.g., USB3 RX+/−) |
| 3 | GND | Primary ground return for CH1 and CH2 clamping paths |
| 4 | CH3 | ESD protection channel for third differential pair (e.g., HDMI TMDS0+/−) |
| 5 | CH4 | ESD protection channel for fourth differential pair (e.g., HDMI TMDS1+/−) |
| 6, 7, 9, 10 | n.c. | No internal connection - electrically isolated; used for mechanical stability and thermal dissipation |
| 8 | GND | Secondary ground return for CH3 and CH4, reducing ground loop inductance |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low capacitance | 0.23 pF typical ensures < −1 dB insertion loss up to 10 GHz, critical for USB 3.2 and HDMI 2.1 compliance. |
| Deep snap-back clamping | Enables 5.2 V clamping at 6.5 A with 0.35 Ω Rdyn, limiting voltage overshoot on sensitive SerDes inputs. |
| Side-wettable flanks (SWF) | Facilitates automated optical inspection of solder joints on bottom-terminated DFN packages without X-ray. |
| Matched 0.5 mm trace spacing | Aligns with standard high-speed PCB routing rules, minimizing stub length and impedance discontinuity. |
| AEC-Q101 qualification | Validated for automotive ambient temperatures (−55 °C to +150 °C) and lifetime reliability in infotainment modules. |
Applications
| Infotainment USB/HDMI Interfaces | Automotive Camera Serial Links |
|---|---|
|
Use Scenario: Protecting USB 3.2 Gen 1 and HDMI 2.1 ports in head-unit and display modules against ESD during cable insertion and handling. IC Role / Device Role / Timing Role: Bidirectional transient voltage suppressor placed directly at connector entry point, before series AC-coupling capacitors. Use Value: 0.23 pF capacitance prevents eye diagram degradation; ±15 kV rating satisfies ISO 10605 for automotive service environments. |
Use Scenario: ESD protection on GMSL or FPD-Link III video data lanes connecting ADAS cameras to domain controllers. IC Role / Device Role / Timing Role: Four-channel discrete ESD clamp integrated into camera module flex PCB, co-located with serializer IC input pins. Use Value: Dual GND pins (pins 3 and 8) reduce ground bounce; snap-back behavior maintains <5.5 V clamping under 8/20 µs surge. |
| DisplayPort Interconnects | eSATA / LVDS Data Lines |
|
Use Scenario: Safeguarding DisplayPort 1.4a source outputs in automotive digital dashboards and rear-seat entertainment systems. IC Role / Device Role / Timing Role: Channel-specific ESD protection on DP++ main link lanes (AUX, HPD, and lane pairs), mounted within 3 mm of connector. Use Value: Matched trace spacing enables direct routing through device without vias; SWF supports IPC-A-610 Class 3 rework verification. |
Use Scenario: Transient suppression on external SATA and LVDS video timing interfaces in telematics control units and instrument clusters. IC Role / Device Role / Timing Role: Low-capacitance shunt protector on differential pairs, placed after common-mode chokes but before receiver termination. Use Value: 3.3 V VRWM aligns with LVDS driver output swing; 0.35 Ω Rdyn minimizes clamping voltage rise time to <1 ns. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ESD protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ESD5V3U2U-2/TR | 0.35 pF capacitance, single-channel, SOT-23 package | Limited to two lines; lacks multi-channel integration and AEC-Q101 qualification | Use only for non-automotive, low-density protection where board space permits discrete placement per line. |
| TPD4E05U06DQAR | 0.5 pF capacitance, quad-channel, SON-10 package; ±12 kV IEC 61000-4-2 | Higher capacitance degrades >3 Gbps signals; not AEC-Q101 qualified | Acceptable for industrial USB 2.0 or HDMI 1.4 where bandwidth margin allows 0.5 pF loading. |
Compared with ESD5V3U2U-2/TR and TPD4E05U06DQAR, PESD4USB3BBTTS-Q uniquely combines automotive qualification, 0.23 pF capacitance, and quad-channel integration in a SWF-enabled DFN package-enabling compact, high-reliability protection for next-generation automotive serial buses without signal integrity compromise.
Availability
PESD4USB3BBTTS-Q is available at Aetrix Electronics and suitable for automotive infotainment systems, ADAS camera modules, and digital dashboard displays requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for PESD4USB3BBTTS-Q includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Nexperia is a global semiconductor expert focused on essential efficiency technologies, delivering high-performance, high-reliability discrete, logic, and MOSFET solutions.
This device belongs to Nexperia's Automotive ESD Protection portfolio, engineered specifically for robust, ultra-low-capacitance transient suppression on high-speed serial data interfaces in demanding automotive environments.
FAQ
What is the maximum recommended trace length between PESD4USB3BBTTS-Q and the protected connector?
For optimal ESD performance, place the device within 3 mm of the connector entry point. Longer traces increase inductance, raising clamping voltage during fast transients. The 0.23 pF capacitance is only effective when parasitic inductance remains below 0.3 nH-achievable with short, direct routing and adjacent ground planes.
Can PESD4USB3BBTTS-Q be used on single-ended interfaces like UART or I²C?
No-it is optimized for differential high-speed protocols (USB 3.2, HDMI, DisplayPort) with matched line capacitance and symmetrical clamping. Single-ended use risks unbalanced ESD current sharing, elevated clamping voltage, and potential damage due to lack of dedicated reference pin configuration for asymmetrical signaling.
Does the 'n.c.' marking on pins 6, 7, 9, and 10 mean they must be left floating on the PCB?
Yes-these pins have no internal connection and must remain unconnected on the PCB. They serve mechanical anchoring and thermal conduction roles; soldering them to copper pours or traces may cause solder bridging or thermal stress cracking during reflow, compromising package integrity.
How does the snap-back behavior affect DC bias stability on protected lines?
The snap-back triggers only above breakdown voltage (≥5.5 V), far exceeding the 3.3 V VRWM. Under normal operation, reverse leakage is ≤100 nA at 3.3 V, ensuring no DC loading or signal attenuation. Snap-back is strictly transient-limited and self-quenching-no latch-up or sustained conduction occurs at system operating voltages.
PESD4USB3BBTTS-QJ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Nexperia USA Inc.
- Package/Case:
- 10-WFDFN
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Discontinued at Digi-Key
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 4
- Voltage - Reverse Standoff (Typ):
- 3.3V (Max)
- Voltage - Breakdown (Min):
- 5.5V
- Voltage - Clamping (Max) @ Ipp:
- 5.2V (Typ)
- Current - Peak Pulse (10/1000µs):
- 6.5A (8/20µs)
- Power - Peak Pulse:
- -
- Power Line Protection:
- No
- Applications:
- HDMI, USB
- Capacitance @ Frequency:
- 0.23pF @ 1MHz
- Operating Temperature:
- -55°C ~ 150°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- DFN2510D-10
PESD4USB3BBTTS-QJ FAQ
1.How can I place an order for PESD4USB3BBTTS-QJ through Aetrix?
Please submit a Request for Quotation (RFQ) for PESD4USB3BBTTS-QJ on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for PESD4USB3BBTTS-QJ reliable?
The price and inventory of PESD4USB3BBTTS-QJ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PESD4USB3BBTTS-QJ is usually 5 days.
3.What payment methods are accepted for PESD4USB3BBTTS-QJ?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PESD4USB3BBTTS-QJ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for PESD4USB3BBTTS-QJ?
PESD4USB3BBTTS-QJ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your PESD4USB3BBTTS-QJ order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for PESD4USB3BBTTS-QJ?
For technical support, including PESD4USB3BBTTS-QJ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PESD4USB3BBTTS-QJ requirements.
6.How does Aetrix verify that PESD4USB3BBTTS-QJ is sourced from the original manufacturer or authorized distributors?
All PESD4USB3BBTTS-QJ products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that PESD4USB3BBTTS-QJ meets industry standards.
7.What is the process for return or replacement of PESD4USB3BBTTS-QJ?
All PESD4USB3BBTTS-QJ units undergo pre-shipment inspection (PSI). If there is an issue with PESD4USB3BBTTS-QJ, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The PESD4USB3BBTTS-QJ part is unused and in its original packaging.
Return procedure for PESD4USB3BBTTS-QJ:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
PESD4USB3BBTTS-QJ Tags
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