STMicroelectronics HSP061-2M6
- Part No.:
- HSP061-2M6
- Manufacturer:
- STMicroelectronics
- Category:
- TVS Diodes
- Package:
- 6-UFDFN
- Datasheet:
-
HSP061-2M6.pdf
- Description:
- TVS DIODE 3VWM 6UQFN
- Quantity:
- Payment:

- Shipping:

Inventory:7,341
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Product details
Overview
HSP061-2M6 from STMicroelectronics is a 6-pin QFN ESD protection array for high-speed differential interfaces, featuring 0.6 pF typical I/O-to-GND capacitance, 5.5 GHz -3 dB cutoff frequency, ±8 kV contact/±15 kV air IEC 61000-4-2 ESD rating, and operation from –40 °C to +150 °C junction temperature. It enables signal-integrity-critical HDMI 1.4, USB3.0, and DisplayPort line protection without skew degradation.
For engineers reviewing the HSP061-2M6 datasheet, HSP061-2M6 pinout, HSP061-2M6 application, or HSP061-2M6 equivalent, key selection criteria include ultra-low capacitance variation (≤0.13 pF), flow-through routing architecture, dual-line differential port configuration, and QFN-6L package compatibility with high-density PCB layouts.
Technical Context
The HSP061-2M6 integrates two matched bidirectional ESD diode pairs in a single QFN-6L package, each pair protecting one differential lane (e.g., TX+/TX– or RX+/RX–). Its flow-through routing minimizes trace discontinuity, preserving impedance continuity across 5.5 GHz bandwidth.
Electrical behavior is defined by 3 V stand-off voltage (VRM), 6 V minimum breakdown (VBR @ 1 mA), 18 V clamping voltage (VCL at +8 kV contact discharge), and <100 nA leakage at VRM - enabling low-power, noise-sensitive high-speed serial links.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Cut-off frequency | 5.5 GHz - ensures minimal insertion loss up to HDMI 1.4 (3.4 Gbps) and USB3.0 (5 Gbps) data rates |
| I/O-to-GND capacitance | 0.6 pF typ. - maintains signal integrity on >5 Gbps differential lanes with negligible timing skew |
| Capacitance variation | ≤0.13 pF (200–3000 MHz) - guarantees consistent impedance matching across full operating band |
| ESD rating (IEC 61000-4-2) | ±8 kV contact / ±15 kV air - exceeds Level 4 immunity for industrial and consumer interface ports |
| Operating junction temp. | –40 °C to +150 °C - supports under-hood automotive, industrial HMI, and high-power density PCBs |
| Stand-off voltage | 3 V - compatible with 3.3 V and lower-voltage high-speed I/O rails without false triggering |
Pinout & Package
HSP061-2M6 is housed in a 1.45 mm × 1.00 mm × 0.55 mm QFN-6L package with exposed thermal pad, RoHS-compliant and halogen-free construction per ECOPACK® specifications.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | I/O1+ | Differential positive input for first protected lane (e.g., HDMI TMDS+) |
| 2 | GND | Signal reference and ESD current return path - must connect to solid ground plane |
| 3 | I/O1− | Differential negative input for first protected lane (e.g., HDMI TMDS−) |
| 4 | I/O2+ | Differential positive input for second protected lane (e.g., USB3.0 TX+) |
| 5 | GND | Shared ground terminal - electrically tied to Pin 2 internally |
| 6 | I/O2− | Differential negative input for second protected lane (e.g., USB3.0 TX−) |
Key Features
| Feature | Design Value |
|---|---|
| Flow-through routing | Minimizes trace stubs and impedance discontinuities - critical for maintaining eye diagram integrity at 3.4+ Gbps |
| Ultra-low capacitance variation | ≤0.13 pF over 200–3000 MHz - prevents differential skew between complementary signals |
| High ESD robustness | Clamps to ≤18 V at +8 kV contact discharge - protects downstream PHY without latch-up risk |
| Thermal resilience | Rated for 150 °C junction temperature - supports placement near power stages or in sealed enclosures |
Applications
| HDMI 1.4 Interface Protection | USB3.0 Host Port Protection |
|---|---|
|
Use Scenario: Protecting HDMI 1.4 source outputs (GPU, SoC) against ESD during cable hot-plug events in AV receivers and monitors. IC Role / Device Role / Timing Role: Dual-lane ESD clamp placed directly at HDMI connector, preserving 3.4 Gbps TMDS signal integrity via flow-through layout. Use Value: Enables compliance with HDMI CTS 1.4a eye mask requirements while passing ±15 kV air discharge per IEC 61000-4-2. |
Use Scenario: Safeguarding USB3.0 SuperSpeed differential pairs on laptop docking stations and external SSD enclosures. IC Role / Device Role / Timing Role: Low-capacitance transient suppressor on TX/RX lanes, positioned between connector and USB3.0 controller PHY. Use Value: Maintains <0.3 UI jitter increase at 5 Gbps and prevents PHY damage during field ESD events. |
| DisplayPort 1.2 Source Protection | Industrial HMI Video Link Protection |
|
Use Scenario: Securing DisplayPort 1.2 source outputs in medical imaging displays and digital signage controllers. IC Role / Device Role / Timing Role: Dual-channel ESD array protecting main link lanes (AUX and HPD lines handled separately). Use Value: Delivers <0.6 dB insertion loss at 3 GHz and meets DP 1.2a electrical compliance for 5.4 Gbps operation. |
Use Scenario: Hardening video interface lines in factory-floor HMIs exposed to frequent operator touch and static-prone environments. IC Role / Device Role / Timing Role: Robust ESD guard for LVDS or embedded DisplayPort links in panel-mounted controllers. Use Value: Sustains operation at 150 °C ambient and survives repeated ±8 kV contact discharges without parameter drift. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-speed differential ESD protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPD2E001DRYR | 0.8 pF capacitance, 3.5 GHz bandwidth, SOT-5X3 package (5-pin) | Single-lane protection only; requires two devices for dual-lane use | Prefer when board space allows discrete lane protection and cost sensitivity outweighs integration benefit |
| SZ1.8T1G | 1.8 V standoff, 0.9 pF, 2.5 GHz bandwidth, SOD-523 package | Lower voltage rating limits use to 1.8 V I/O systems; unsuitable for 3.3 V HDMI/USB3.0 | Select only for low-voltage embedded display interfaces where 3 V operation is not required |
Compared with TPD2E001DRYR and SZ1.8T1G, HSP061-2M6 uniquely delivers dual-lane protection in one QFN-6L footprint with 5.5 GHz bandwidth and 3 V standoff - making it optimal for space-constrained, multi-gigabit consumer and industrial video interfaces.
Availability
HSP061-2M6 is available at Aetrix Electronics and suitable for HDMI 1.4, USB3.0, and DisplayPort 1.2 interface designs requiring stable component supply, long-term lifecycle support, and RoHS/halogen-free compliance.
Supply support for HSP061-2M6 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
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing analog, microcontroller, power, and sensor solutions for automotive, industrial, and consumer markets.
HSP061-2M6 belongs to ST's high-speed ESD protection portfolio, engineered specifically for preserving signal fidelity on >3 Gbps differential serial links while delivering industrial-grade ESD immunity.
FAQ
What is the recommended PCB layout for HSP061-2M6 to preserve signal integrity?
Place HSP061-2M6 within 3 mm of the protected connector with symmetric, length-matched differential traces. Use a solid ground plane beneath the device and connect the exposed thermal pad to ground with ≥4 thermal vias. Avoid stubs or right-angle bends in I/O routing to maintain 100 Ω differential impedance.
Does HSP061-2M6 require external biasing or control signals?
No. HSP061-2M6 is a passive, bidirectional ESD protection array with no enable pins, supply rails, or configuration requirements. It operates automatically during transient events and presents only 0.6 pF capacitive load during normal operation - eliminating design overhead.
Can HSP061-2M6 be used on single-ended high-speed lines like PCIe or SATA?
No. HSP061-2M6 is optimized for differential signaling with matched I/O pairs (I/O1+/I/O1− and I/O2+/I/O2−). Single-ended applications require asymmetric protection devices such as the HSP061-4M5 (4-channel) or standalone unidirectional TVS arrays with appropriate capacitance and clamping specs.
How does HSP061-2M6 perform under repeated ESD stress?
Per STMicroelectronics qualification testing, HSP061-2M6 maintains specification compliance after ≥1000 cycles of ±8 kV contact discharge. Its silicon-avalanche structure exhibits no parametric shift in VBR, CI/O, or leakage current - ensuring long-term reliability in high-touch interface applications.
HSP061-2M6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 6-UFDFN
- Series:
- HSP
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Steering (Rail to Rail)
- Unidirectional Channels:
- 2
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 3V
- Voltage - Breakdown (Min):
- 6V
- Voltage - Clamping (Max) @ Ipp:
- -
- Current - Peak Pulse (10/1000µs):
- -
- Power - Peak Pulse:
- -
- Power Line Protection:
- Yes
- Applications:
- Ethernet, HDMI
- Capacitance @ Frequency:
- 0.6pF @ 200MHz ~ 3GHz
- Operating Temperature:
- -40°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 6-uQFN (1.45x1)
HSP061-2M6 FAQ
1.How can I place an order for HSP061-2M6 through Aetrix?
Please submit a Request for Quotation (RFQ) for HSP061-2M6 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 HSP061-2M6 reliable?
The price and inventory of HSP061-2M6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for HSP061-2M6 is usually 5 days.
3.What payment methods are accepted for HSP061-2M6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for HSP061-2M6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for HSP061-2M6?
HSP061-2M6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your HSP061-2M6 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 HSP061-2M6?
For technical support, including HSP061-2M6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your HSP061-2M6 requirements.
6.How does Aetrix verify that HSP061-2M6 is sourced from the original manufacturer or authorized distributors?
All HSP061-2M6 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 HSP061-2M6 meets industry standards.
7.What is the process for return or replacement of HSP061-2M6?
All HSP061-2M6 units undergo pre-shipment inspection (PSI). If there is an issue with HSP061-2M6, 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 HSP061-2M6 part is unused and in its original packaging.
Return procedure for HSP061-2M6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
HSP061-2M6 Tags

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