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Diodes Incorporated D3V3L1B2LP3-7
- Part No.:
- D3V3L1B2LP3-7
- Manufacturer:
- Diodes Incorporated
- Category:
- TVS Diodes
- Package:
- 0201 (0603 Metric)
- Datasheet:
-
D3V3L1B2LP3-7.pdf
- Description:
- TVS DIODE 3.3VWM 8VC DFN0603-2
- Quantity:
- Payment:
- Shipping:
Inventory:6,129
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Product details
Overview
D3V3L1B2LP3-7 from Diodes Incorporated is a low-capacitance bidirectional TVS diode designed for ESD protection of high-speed data lines in portable electronics. It features a 3.3V reverse standoff voltage, 3.8V minimum breakdown voltage, 28pF typical input capacitance, ±30kV IEC 61000-4-2 contact/air ESD rating, and 12A peak pulse current handling - deployed on USB, HDMI, or audio interfaces in smartphones and digital cameras.
For engineers reviewing the D3V3L1B2LP3-7 datasheet, D3V3L1B2LP3-7 pinout, D3V3L1B2LP3-7 application, or D3V3L1B2LP3-7 equivalent, key selection criteria include low-channel capacitance for signal integrity, sub-10V clamping at 12A for robust transient suppression, DFN0603 footprint compatibility with space-constrained PCB layouts, and automotive-grade variant availability (D3V3L1B2LP3Q) for extended temperature reliability.
Technical Context
This TVS operates as a bidirectional clamping device across two terminals, leveraging avalanche breakdown to divert ESD transients before they reach sensitive IC inputs. Its low 28pF junction capacitance minimizes signal distortion on high-frequency lines up to 500MHz, while the 0.2Ω dynamic resistance ensures rapid voltage stabilization during 100ns TLP events.
The device is rated for continuous operation from –55°C to +150°C and derates linearly above +25°C ambient, maintaining 250mW power dissipation at room temperature and retaining ≥50% of peak pulse capability at +85°C per Figure 1 and Figure 2 in DS38553 Rev. 3-2.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Reverse Standoff Voltage | 3.3V - Maximum working voltage before leakage exceeds 200nA; sets upper limit for protected line DC bias. |
| Breakdown Voltage (VBR) | 3.8V min @ 1mA - Confirmed avalanche onset; ensures reliable triggering before downstream IC damage thresholds. |
| Clamping Voltage (VCL) | 8V @ 12A, 8/20μs - Peak voltage seen by protected circuit during worst-case surge; stays below 10V for 3.3V I/O rails. |
| ESD Rating | ±30kV air & contact per IEC 61000-4-2 - Meets highest industrial ESD immunity class without external shielding. |
| Channel Capacitance | 28pF @ 0V, 1MHz - Enables use on USB 2.0 (480Mbps), I²C, and analog audio paths with <0.5dB insertion loss. |
| Package Thermal Resistance | 500°C/W junction-to-ambient - Requires minimal copper area (per Diodes' suggested pad layout) for safe 250mW steady-state dissipation. |
Pinout & Package
Package: X3-DFN0603-2 - 0.62mm × 0.32mm × 0.30mm body, 0.355mm pitch, matte tin-plated copper leadframe, UL 94V-0 molding compound, moisture sensitivity level 1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Pin 1 | Anode/Cathode (bidirectional) | Interchangeable terminal; forms symmetrical clamping path between I/O and GND or between differential pairs. |
| Pin 2 | Anode/Cathode (bidirectional) | Paired terminal; no polarity marking required; supports placement in either orientation on PCB. |
Key Features
| Feature | Design Value |
|---|---|
| IEC 61000-4-2 ESD Protection | ±30kV contact/air - Eliminates need for secondary ESD filters in handheld UI and port interfaces. |
| Low Input Capacitance | 28pF typ - Preserves signal rise time on 480Mbps USB 2.0 traces; avoids eye diagram closure. |
| Lead-Free & Halogen-Free Construction | RoHS 3 compliant, <900ppm Br/Cl, <1000ppm Sb - Meets IPC-1752A material declaration requirements for global OEMs. |
| Thermal Robustness | -55°C to +150°C operating range - Supports deployment in battery compartments and near RF power amplifiers. |
Applications
| USB 2.0 Data Lines | HDMI Hot-Plug Detection |
|---|---|
Use Scenario: Protecting D+ and D– pins of USB 2.0 transceivers against repeated plug/unplug ESD events in mobile accessories. IC Role / Device Role / Timing Role: Bidirectional transient voltage suppressor placed directly at connector, clamping surges before reaching PHY layer. Use Value: 28pF capacitance prevents signal degradation at 480Mbps; 8V clamping at 12A ensures USB PHY VDDIO (3.3V) remains within safe overvoltage margin. | Use Scenario: Safeguarding HDMI HPD (Hot-Plug Detect) and CEC lines in set-top boxes and portable displays exposed to user-handling ESD. IC Role / Device Role / Timing Role: Low-leakage (200nA) clamping diode enabling reliable HPD logic-level detection while blocking ±30kV transients. Use Value: Sub-1μA leakage preserves pull-up integrity; 3.3V VRWM aligns with HDMI 1.4/2.0 HPD voltage thresholds without false-triggering. |
| Smartphone Audio Jacks | Industrial Sensor Interface |
Use Scenario: Shielding 3.5mm TRRS microphone and headset lines in smartphones from user-touch ESD during daily handling. IC Role / Device Role / Timing Role: Dual-path ESD clamp integrated into jack flex PCB, protecting both analog mic bias and stereo output paths. Use Value: Symmetric bidirectional behavior eliminates polarity concerns during layout; 0.2Ω RDYN enables fast response (<1ns) to 100ns TLP pulses. | Use Scenario: Protecting RS-485 or CAN FD transceiver I/O pins in factory automation sensors mounted on metal enclosures. IC Role / Device Role / Timing Role: Secondary ESD barrier placed after primary common-mode choke, absorbing residual differential-mode surges. Use Value: 12A IPP rating handles induced surges from nearby relay switching; -55°C to +150°C range supports unheated outdoor sensor housings. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar bidirectional TVS diode applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMAJ3.3A-Q | Unidirectional, SMA package (4.5mm × 2.7mm), 500pF capacitance, 100A IPP | Requires polarity-aware layout; unsuitable for high-speed data due to capacitance; better for power-rail protection | Select when protecting 3.3V supply rails with high-energy surges and board space is not constrained. |
| SP1003-030 | Bi-directional, SOD-323 package (1.7mm × 1.25mm), 15pF capacitance, 8A IPP | Lower capacitance improves RF performance but reduced surge margin; smaller thermal mass limits sustained dissipation | Select when prioritizing ultra-low capacitance on RF antenna switches or MIPI D-PHY lanes with lower ESD exposure. |
Compared with SMAJ3.3A-Q and SP1003-030, D3V3L1B2LP3-7 uniquely balances 28pF capacitance, 12A surge rating, and 0.62mm × 0.32mm DFN footprint - making it optimal for space-limited, high-data-rate consumer interfaces where both signal fidelity and ESD robustness are mandatory.
Availability
D3V3L1B2LP3-7 is available at Aetrix Electronics and suitable for cellular handsets, portable electronics, and computers and peripherals requiring stable component supply with full RoHS 3 and halogen-free compliance.
Supply support for D3V3L1B2LP3-7 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, headquartered in Plano, Texas, with design, manufacturing, and sales operations across Asia, Europe, and the Americas.
This device belongs to Diodes' X3 Series of ultra-small, low-capacitance TVS diodes engineered specifically for ESD protection of high-speed data interfaces in battery-powered portable equipment.
FAQ
What is the maximum clamping voltage of D3V3L1B2LP3-7 under a 12A ESD event?
The clamping voltage is 8V under a 12A, 8/20μs peak pulse current condition per DS38553 Rev. 3-2, page 2. This value is measured across the device terminals during standardized surge testing and reflects the maximum voltage imposed on the protected line during worst-case transient conditions.
Can D3V3L1B2LP3-7 be used on 5V logic interfaces?
No - its 3.3V reverse standoff voltage and 3.8V minimum breakdown voltage make it unsuitable for 5V systems. Using it on 5V lines risks premature conduction and excessive leakage. For 5V interfaces, Diodes offers the D5V0L1B2LP3-7 (5.0V VRWM) in the same X3-DFN0603-2 package.
Is the D3V3L1B2LP3-7 pinout polarity-sensitive?
No - it is a fully bidirectional TVS diode with symmetric internal structure. Pin 1 and Pin 2 are electrically interchangeable; no orientation marking is required during placement, simplifying automated assembly and reducing PCB layout constraints.
Does D3V3L1B2LP3-7 meet automotive qualification standards?
Not in this variant - D3V3L1B2LP3-7 is rated for commercial/industrial temperature range (–55°C to +150°C) but is not AEC-Q200 qualified. The automotive-compliant version is D3V3L1B2LP3Q, which undergoes additional stress testing and has controlled parametric distributions per AEC-Q200 Rev. D.
D3V3L1B2LP3-7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Package/Case:
- 0201 (0603 Metric)
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 1
- Voltage - Reverse Standoff (Typ):
- 3.3V (Max)
- Voltage - Breakdown (Min):
- 3.8V
- Voltage - Clamping (Max) @ Ipp:
- 8V
- Current - Peak Pulse (10/1000µs):
- 12A (8/20µs)
- Power - Peak Pulse:
- 96W
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- 28pF @ 1MHz
- Operating Temperature:
- -65°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- X3-DFN0603-2
D3V3L1B2LP3-7 FAQ
1.How can I place an order for D3V3L1B2LP3-7 through Aetrix?
Please submit a Request for Quotation (RFQ) for D3V3L1B2LP3-7 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 D3V3L1B2LP3-7 reliable?
The price and inventory of D3V3L1B2LP3-7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for D3V3L1B2LP3-7 is usually 5 days.
3.What payment methods are accepted for D3V3L1B2LP3-7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for D3V3L1B2LP3-7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for D3V3L1B2LP3-7?
D3V3L1B2LP3-7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your D3V3L1B2LP3-7 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 D3V3L1B2LP3-7?
For technical support, including D3V3L1B2LP3-7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your D3V3L1B2LP3-7 requirements.
6.How does Aetrix verify that D3V3L1B2LP3-7 is sourced from the original manufacturer or authorized distributors?
All D3V3L1B2LP3-7 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 D3V3L1B2LP3-7 meets industry standards.
7.What is the process for return or replacement of D3V3L1B2LP3-7?
All D3V3L1B2LP3-7 units undergo pre-shipment inspection (PSI). If there is an issue with D3V3L1B2LP3-7, 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 D3V3L1B2LP3-7 part is unused and in its original packaging.
Return procedure for D3V3L1B2LP3-7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
D3V3L1B2LP3-7 Tags
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Diodes Incorporated
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Diodes Incorporated
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Diodes Incorporated
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Diodes Incorporated
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Diodes Incorporated
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