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Diodes Incorporated D20V0S1U2LP1610-7
- Part No.:
- D20V0S1U2LP1610-7
- Manufacturer:
- Diodes Incorporated
- Category:
- TVS Diodes
- Package:
- 0603 (1610 Metric)
- Datasheet:
-
D20V0S1U2LP1610-7.pdf
- Description:
- SURGE PROTECTION PP U-DFN1610-2
- Quantity:
- Payment:
- Shipping:
Inventory:8,493
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Product details
Overview
D20V0S1U2LP1610-7 from Diodes Incorporated is a single-channel unidirectional TVS diode designed for board-level ESD and surge protection on signal or power lines. It features a 20 V reverse standoff voltage, 36 V max clamping voltage at 37 A peak pulse current, and 242 pF channel input capacitance - optimized for USB voltage bus and proximity sensor interfaces in mobile and portable electronics.
For engineers reviewing the D20V0S1U2LP1610-7 datasheet, D20V0S1U2LP1610-7 pinout, D20V0S1U2LP1610-7 application, or D20V0S1U2LP1610-7 equivalent, key selection criteria include IEC 61000-4-2 ±30 kV contact/air ESD rating, low clamping voltage under 8/20 µs lightning transients, U-DFN1610-2 (Type B) package compatibility with high-density PCB layouts, and verified performance in battery protection and digital line transient suppression.
Technical Context
This TVS diode operates as a unidirectional clamping device with cathode-anode polarity, triggered when transient voltage exceeds its 22–25 V breakdown range. Its silicon avalanche structure delivers fast response (<1 ns) to ESD events and robust 37 A peak pulse current handling per IEC 61000-4-5 8×20 µs waveform.
Thermal design relies on low RθJA of 417 °C/W on standard FR-4 (2 oz Cu), enabling stable operation from –55 °C to +150 °C. The device's 242 pF capacitance is measured I/O-to-GND at 1 MHz, ensuring minimal signal integrity impact on high-speed digital lines like USB 2.0.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Reverse Standoff Voltage | 20 V - Maximum continuous DC or RMS operating voltage before leakage rises significantly. |
| Breakdown Voltage Range | 22–25 V @ 1 mA - Confirmed avalanche conduction onset, ensuring reliable triggering above normal operating rail. |
| Max Clamping Voltage | 36 V @ 37 A (8×20 µs) - Limits transient voltage seen by protected IC to safe level during lightning surges. |
| ESD Rating | ±30 kV contact & air (IEC 61000-4-2) - Meets highest industrial ESD immunity requirement for handheld interfaces. |
| Channel Input Capacitance | 242 pF @ 0 V, 1 MHz - Low enough to avoid signal degradation on USB data lines or sensor analog outputs. |
| Package | U-DFN1610-2 (Type B), 1.6 × 1.0 mm - Enables ultra-compact placement adjacent to connectors or IC pins. |
| Surge Current Rating | 37 A peak (8×20 µs) - Sustains multiple high-energy transients without parametric shift or failure. |
Pinout & Package
U-DFN1610-2 (Type B) is a 2-terminal, bottom-terminated, lead-free plastic package with NiPdAu-plated terminals. Cathode is marked by a dot on the top surface; Pin 1 = Anode, Pin 2 = Cathode.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Pin 1 (Anode) | Transient current entry point | Connected to protected line (e.g., USB D+); conducts surge current toward ground path via cathode. |
| Pin 2 (Cathode) | Clamped output / GND reference | Connected to system ground plane; establishes clamping reference and completes surge current path. |
Key Features
| Feature | Design Value |
|---|---|
| IEC 61000-4-2 ESD immunity | ±30 kV contact & air - Eliminates need for external ESD staging components in consumer port designs. |
| Low clamping voltage | 36 V @ 37 A - Keeps downstream logic ICs (e.g., USB PHY, sensor MCU) within absolute maximum ratings during surge. |
| Ultra-low profile packaging | 0.5 mm typical height - Allows placement under connectors or in tight spacing constraints near edge-mounted ports. |
| Halogen- and antimony-free "Green" construction | <900 ppm Br/Cl, <1000 ppm Sb - Complies with IPC-1752A Tier 1 reporting and automotive ELV directive requirements. |
Applications
| USB Voltage Bus Protection | Battery Protection Circuit |
|---|---|
Use Scenario: Protecting 5 V USB power rail against hot-plug inrush, load dump, and ESD coupling from data lines. IC Role / Device Role / Timing Role: Unidirectional TVS clamp placed between VBUS and GND, triggered only during overvoltage events. Use Value: Limits VBUS overshoot to ≤36 V during 37 A surges, preventing damage to USB controller power input and maintaining compliance with USB-IF electrical specs. | Use Scenario: Safeguarding lithium-ion battery terminals from ESD during assembly, testing, or user handling. IC Role / Device Role / Timing Role: Standby protection element connected across battery + and – terminals, inactive during normal charge/discharge. Use Value: Withstands ±30 kV ESD strikes without leakage increase or parametric shift, preserving battery management IC accuracy and long-term reliability. |
| Digital I/O Line Protection | Proximity Sensor Interface |
Use Scenario: Shielding GPIO, I²C, or UART lines in mobile handsets from cable discharge events and board-level ESD. IC Role / Device Role / Timing Role: Point-of-entry TVS on each signal line, with anode tied to signal and cathode to GND. Use Value: 242 pF capacitance avoids signal rise-time degradation on 400 kHz I²C buses while clamping transients below 36 V. | Use Scenario: Protecting capacitive or inductive proximity sensor outputs from ESD induced by human touch or nearby static sources. IC Role / Device Role / Timing Role: Signal-line TVS placed directly at sensor connector, shunting transients before reaching analog front-end amplifier. Use Value: Sub-1 ns response ensures transient energy is diverted before sensor ADC sampling window, preventing false triggers or offset drift. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar TVS diode applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ20A (DO-214AC) | Higher clamping voltage (45 V @ 32.4 A), larger SMA package (4.5 × 2.7 mm), 500 pF capacitance | Less suitable for high-speed digital lines due to higher capacitance and slower thermal response | Preferred where board space allows and lower-cost through-hole or larger SMT assembly is acceptable |
| SP1003-020 (SOD-323) | Same 20 V standoff, but bidirectional configuration; 150 pF capacitance; 25 A IPP | Supports AC-coupled or differential signal lines (e.g., audio, RS-485), not optimized for DC-biased power rails | Select when protecting symmetric signals or where bidirectional clamping is required by interface standard |
Compared with SMAJ20A and SP1003-020, D20V0S1U2LP1610-7 offers superior high-density integration (1.6 × 1.0 mm), lowest clamping voltage in its class (36 V), and optimal balance of ESD robustness and signal integrity for space-constrained USB and sensor applications.
Availability
D20V0S1U2LP1610-7 is available at Aetrix Electronics and suitable for mobile handset design, USB peripheral development, and battery-powered IoT sensor modules requiring stable component supply and full RoHS/Green compliance.
Supply support for D20V0S1U2LP1610-7 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
Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, specializing in high-reliability protection, power management, and signal integrity solutions for consumer, industrial, and automotive markets.
The DxxV0S1U2LP1610 series belongs to Diodes' board-level transient protection product line, engineered specifically for ultra-compact, high-surge-capability ESD suppression in portable electronics with stringent size and performance demands.
FAQ
What is the polarity configuration of D20V0S1U2LP1610-7?
D20V0S1U2LP1610-7 is a unidirectional TVS diode with anode (Pin 1) and cathode (Pin 2) terminals. It conducts only when the cathode is at least ~22 V more positive than the anode, making it ideal for DC-biased lines like USB VBUS or battery rails. Polarity is confirmed by the cathode dot marking on the top surface.
Can D20V0S1U2LP1610-7 be used on high-speed data lines such as USB 2.0?
Yes - its 242 pF channel input capacitance (measured I/O-to-GND at 1 MHz) introduces negligible loading on USB 2.0 D+/D− differential pairs when placed as a common-mode clamp to ground. Layout best practices (short traces, symmetric routing, ground plane beneath) maintain signal integrity up to 480 Mbps without measurable eye diagram degradation.
How does the U-DFN1610-2 package affect thermal performance?
The U-DFN1610-2 package achieves a junction-to-ambient thermal resistance of 417 °C/W on standard FR-4 with 2 oz copper, validated per Diodes' recommended pad layout. Its exposed copper pad (Type B) enables direct thermal coupling to internal ground planes, supporting repeated 37 A surge events without exceeding 150 °C junction temperature under defined PCB conditions.
Is D20V0S1U2LP1610-7 compliant with automotive qualification standards?
No - the base D20V0S1U2LP1610-7 is rated for industrial temperature range (–55 °C to +150 °C) but is not AEC-Q200 qualified. For automotive use, Diodes offers the pin-compatible D20V0S1U2LP1610Q variant, which undergoes additional stress testing and PPAP documentation per AEC-Q200 Rev D requirements.
D20V0S1U2LP1610-7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Package/Case:
- 0603 (1610 Metric)
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 20V
- Voltage - Breakdown (Min):
- 22V
- Voltage - Clamping (Max) @ Ipp:
- 36V
- Current - Peak Pulse (10/1000µs):
- 37A
- Power - Peak Pulse:
- -
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- 242pF @ 1MHz
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- U-DFN1610-2 (Type B)
D20V0S1U2LP1610-7 FAQ
1.How can I place an order for D20V0S1U2LP1610-7 through Aetrix?
Please submit a Request for Quotation (RFQ) for D20V0S1U2LP1610-7 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 D20V0S1U2LP1610-7 reliable?
The price and inventory of D20V0S1U2LP1610-7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for D20V0S1U2LP1610-7 is usually 5 days.
3.What payment methods are accepted for D20V0S1U2LP1610-7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for D20V0S1U2LP1610-7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for D20V0S1U2LP1610-7?
D20V0S1U2LP1610-7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your D20V0S1U2LP1610-7 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 D20V0S1U2LP1610-7?
For technical support, including D20V0S1U2LP1610-7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your D20V0S1U2LP1610-7 requirements.
6.How does Aetrix verify that D20V0S1U2LP1610-7 is sourced from the original manufacturer or authorized distributors?
All D20V0S1U2LP1610-7 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 D20V0S1U2LP1610-7 meets industry standards.
7.What is the process for return or replacement of D20V0S1U2LP1610-7?
All D20V0S1U2LP1610-7 units undergo pre-shipment inspection (PSI). If there is an issue with D20V0S1U2LP1610-7, 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 D20V0S1U2LP1610-7 part is unused and in its original packaging.
Return procedure for D20V0S1U2LP1610-7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
D20V0S1U2LP1610-7 Tags
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