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Semtech Corporation RCLAMP0501T.TNT
- Part No.:
- RCLAMP0501T.TNT
- Manufacturer:
- Semtech Corporation
- Category:
- TVS Diodes
- Package:
- 0402 (1006 Metric)
- Datasheet:
-
RCLAMP0501T.TNT.pdf
- Description:
- TVS DIODE 5VWM 15VC SLP1006P2T
- Quantity:
- Payment:
- Shipping:
Inventory:9,620
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Product details
Overview
RCLAMP0501T.TNT from Semtech is a transient diverting suppressor (TDS) designed for high-energy EOS/ESD protection of single 5V I/O or power lines in USB, industrial, and IoT interfaces. It delivers ±30kV IEC 61000-4-2 ESD immunity, clamps at 7.5V (IPP = 24A), features 0.25pF junction capacitance, and operates from –40°C to +125°C in a 1.0mm × 0.6mm DFN-2 package.
For engineers reviewing the RCLAMP0501T.TNT datasheet, pinout, applications, or equivalent options, key selection criteria include low-capacitance line protection, stable clamping across temperature and current, and compatibility with high-speed USB 2.0, HDMI, and MIPI interfaces requiring sub-0.3pF loading.
Technical Context
RCLAMP0501T.TNT uses a surge-rated FET as its primary protection element, activated by an integrated precision trigger circuit that turns on the shunt path when transient voltage exceeds breakdown. Unlike conventional TVS diodes, its clamping voltage remains nearly constant across IPP = 1–24A (8/20μs) due to decreasing RDS(on) under surge conditions.
The device supports bidirectional protection with a 5V working voltage (VRWM), 6.5V typical breakdown (VBR), and ultra-low 0.25pF capacitance at 0V - critical for preserving signal integrity on 480Mbps USB 2.0 differential pairs and other high-speed data lines.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Working Voltage (VRWM) | 5 V - defines maximum continuous DC or RMS operating voltage on protected line without leakage or conduction. |
| Clamping Voltage (VC) | 7.5 V at IPP = 24A (8/20μs) - ensures downstream 5V logic ICs remain below absolute maximum ratings during surge events. |
| Junction Capacitance (CJ) | 0.25 pF at 0V - minimizes signal distortion and insertion loss on USB 2.0, HDMI, and MIPI D-PHY lanes. |
| ESD Withstand | ±30 kV contact & air (IEC 61000-4-2) - meets Level 4 system-level ESD immunity requirements without external shielding. |
| Peak Pulse Current (IPP) | 24 A (8/20μs) - handles industrial lightning-induced surges per IEC 61000-4-5 with 2Ω source impedance. |
| Dynamic Resistance (RDYN) | 0.12 Ω - enables flat clamping response and low voltage overshoot across full surge current range. |
Pinout & Package
Package: DFN-2 (1.0 mm × 0.6 mm × 0.4 mm), Pb-free, RoHS-compliant, with exposed thermal pad (not electrically connected). Marking: "R0".
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Pin 1 | Anode / Input | Connected to protected line (e.g., USB D+, HDMI TMDS+, MIPI D+); carries transient current into device during clamping. |
| Pin 2 | Cathode / Ground | Low-inductance return path to system ground; must be routed directly to solid ground plane with multiple vias. |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low capacitance | 0.25 pF enables use on 480 Mbps USB 2.0 differential pairs without degrading eye diagram or jitter budget. |
| Flat clamping performance | VC varies <±0.2 V from 1A to 24A (8/20μs), eliminating need for over-spec'ed IPP margin to control voltage overshoot. |
| Wide temperature stability | Clamping voltage drift <±0.3 V from –40°C to +125°C - ensures consistent protection in automotive and industrial environments. |
| Integrated FET-based architecture | Replaces traditional TVS + series resistor solutions, reducing BOM count and PCB area while improving reliability. |
Applications
| USB 2.0 Interface Protection | HDMI Source Port Protection |
|---|---|
Use Scenario: Protecting USB 2.0 D+/D− lines on host controllers or hubs against ESD and cable discharge events. IC Role / Device Role / Timing Role: Bidirectional transient suppressor placed immediately adjacent to USB connector, clamping fast-rising ESD transients before they reach PHY or controller. Use Value: 0.25pF capacitance preserves 480 Mbps signal integrity; ±30kV ESD rating eliminates need for secondary board-level shielding. |
Use Scenario: Safeguarding HDMI source-side TMDS+ and TMDS− channels in set-top boxes or media players. IC Role / Device Role / Timing Role: Low-capacitance shunt protector on each differential pair, maintaining common-mode rejection and minimizing skew. Use Value: Flat 7.5V clamping prevents damage to 3.3V HDMI transmitter outputs during hot-plug or static discharge events. |
| MIPI D-PHY Camera Interface | Industrial Sensor I/O Protection |
Use Scenario: Securing MIPI D-PHY data lanes between image sensor and SoC in automotive ADAS or industrial cameras. IC Role / Device Role / Timing Role: Single-line suppressor on each D+ and D− lane, placed at connector side to minimize trace inductance. Use Value: Sub-0.3pF loading avoids violating MIPI D-PHY timing margins (tskew, tsetup) while meeting ISO 10605 ESD requirements. |
Use Scenario: Protecting 5V analog or digital I/O lines on PLC modules, remote I/O terminals, or fieldbus gateways. IC Role / Device Role / Timing Role: Point-of-entry EOS suppressor on sensor input or actuator output lines subject to induced surges in factory environments. Use Value: 24A peak pulse rating meets IEC 61000-4-5 Level 3 (1kV/42Ω) immunity; wide temperature range supports uncooled enclosures. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPD4E001DPYR | 0.5pF CJ, 12A IPP, 6.5V VC @ 8A - higher capacitance, lower surge rating. | Suitable for cost-sensitive consumer USB ports where 0.5pF loading is acceptable and surge threat is limited to ESD only. | Choose TPD4E001DPYR only if system-level testing confirms 0.5pF does not degrade signal eye opening beyond spec limits. |
| SP1001-01UTG | 0.15pF CJ, 15A IPP, 9.5V VC @ 12A - lower capacitance but higher clamping voltage and reduced surge handling. | Better for ultra-high-speed links (e.g., PCIe Gen3) where capacitance is paramount, but less suitable for 5V logic protection due to 9.5V clamp. | Select SP1001-01UTG only when clamping voltage margin allows >9V excursion on protected node; verify with worst-case VCC tolerance. |
Compared with TPD4E001DPYR and SP1001-01UTG, RCLAMP0501T.TNT uniquely balances ultra-low 0.25pF capacitance, 7.5V clamping at 24A, and full industrial temperature operation - making it optimal for robust 5V high-speed interface protection where both signal fidelity and surge resilience are required.
Availability
RCLAMP0501T.TNT is available at Aetrix Electronics and suitable for USB 2.0 interface protection, HDMI source port hardening, and MIPI D-PHY camera link designs requiring stable component supply, long-term lifecycle support, and guaranteed RoHS compliance.
Supply support for RCLAMP0501T.TNT 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
Semtech Corporation is a U.S.-based fabless semiconductor company specializing in analog and mixed-signal ICs for precision sensing, protection, and signal integrity.
RCLAMP0501T.TNT belongs to Semtech's RClamp® family of low-capacitance transient suppressors, engineered specifically for high-speed data line protection in USB, HDMI, DisplayPort, and MIPI interfaces.
FAQ
What is the maximum continuous operating voltage for RCLAMP0501T.TNT?
RCLAMP0501T.TNT has a reverse stand-off voltage (VRWM) of 5 V, meaning it can safely operate on 5V nominal lines without leakage or conduction. This rating is validated per IEC 61000-4-5 and confirmed in Semtech's official datasheet Rev. 1.3. The device begins clamping above ~6.5V (VBR) and maintains stable protection up to its 24A surge rating. RCLAMP0501T.TNT is not rated for sustained voltages exceeding 5.5V DC.
Does RCLAMP0501T.TNT support bidirectional ESD protection?
Yes, RCLAMP0501T.TNT provides symmetrical, bidirectional protection - it clamps transients of either polarity equally well. Its design uses a back-to-back FET structure triggered by a precision circuit, enabling ±30kV contact and air discharge protection per IEC 61000-4-2. This makes RCLAMP0501T.TNT ideal for differential data lines like USB D+/D− where polarity reversal occurs naturally during signal transitions.
Can RCLAMP0501T.TNT be used on USB 3.0 SuperSpeed lanes?
No, RCLAMP0501T.TNT is not recommended for USB 3.0 SuperSpeed (5 Gbps) lanes. Its 0.25pF capacitance is optimized for 480 Mbps USB 2.0 and similar 100–200 MHz bandwidth interfaces. USB 3.0 requires sub-0.15pF devices (e.g., RClamp3371ZC) to avoid excessive insertion loss and return loss degradation. Using RCLAMP0501T.TNT on SS lanes would violate USB-IF compliance margins and risk link training failure.
What is the thermal pad connection requirement for RCLAMP0501T.TNT?
RCLAMP0501T.TNT's DFN-2 package includes an exposed thermal pad, but it is not electrically connected to any internal node and serves only mechanical stabilization. Semtech's datasheet explicitly states no electrical connection is required or recommended. The pad may be left floating or soldered to a non-functional copper pour for improved solder joint reliability - but must never be tied to ground or signal nets.
How does RCLAMP0501T.TNT compare to standard TVS diodes in clamping behavior?
Unlike standard TVS diodes whose clamping voltage rises linearly with peak current (VC = VBR + IPP × RDYN), RCLAMP0501T.TNT uses a triggered FET architecture that maintains near-constant clamping - varying only ±0.2 V from 1A to 24A. This eliminates the need to overspecify IPP to meet voltage thresholds and improves protection predictability across temperature and surge magnitude. RCLAMP0501T.TNT achieves this with a dynamic resistance of just 0.12 Ω.
RCLAMP0501T.TNT Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Semtech Corporation
- Package/Case:
- 0402 (1006 Metric)
- Series:
- RailClamp®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 5V (Max)
- Voltage - Breakdown (Min):
- 6.9V
- Voltage - Clamping (Max) @ Ipp:
- 15V
- Current - Peak Pulse (10/1000µs):
- 10A (8/20µs)
- Power - Peak Pulse:
- 150W
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- 1.7pF @ 1MHz
- Operating Temperature:
- -55°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SLP1006P2T
RCLAMP0501T.TNT FAQ
1.How can I place an order for RCLAMP0501T.TNT through Aetrix?
Please submit a Request for Quotation (RFQ) for RCLAMP0501T.TNT 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 RCLAMP0501T.TNT reliable?
The price and inventory of RCLAMP0501T.TNT are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for RCLAMP0501T.TNT is usually 5 days.
3.What payment methods are accepted for RCLAMP0501T.TNT?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for RCLAMP0501T.TNT transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for RCLAMP0501T.TNT?
RCLAMP0501T.TNT orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your RCLAMP0501T.TNT 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 RCLAMP0501T.TNT?
For technical support, including RCLAMP0501T.TNT datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your RCLAMP0501T.TNT requirements.
6.How does Aetrix verify that RCLAMP0501T.TNT is sourced from the original manufacturer or authorized distributors?
All RCLAMP0501T.TNT 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 RCLAMP0501T.TNT meets industry standards.
7.What is the process for return or replacement of RCLAMP0501T.TNT?
All RCLAMP0501T.TNT units undergo pre-shipment inspection (PSI). If there is an issue with RCLAMP0501T.TNT, 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 RCLAMP0501T.TNT part is unused and in its original packaging.
Return procedure for RCLAMP0501T.TNT:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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