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Vishay General Semiconductor - Diodes Division VLIN3333-02G-E3-08
- Part No.:
- VLIN3333-02G-E3-08
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- SC-76, SOD-323
- Datasheet:
-
VLIN3333-02G-E3-08.pdf
- Description:
- ESD PROTECTION DIODE SOD323
- Quantity:
- Payment:
- Shipping:
Inventory:14,120
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Product details
Overview
VLIN3333-02G-E3-08 from Vishay Semiconductors is a single-line, low-capacitance ESD-protection diode designed specifically for LIN-Bus signal lines. It features a reverse stand-off voltage of 33 V, clamping voltage ≤57 V at 3.5 A peak pulse current, load capacitance <13 pF, leakage current <0.05 μA, and IEC 61000-4-2 ±30 kV contact/air discharge rating - enabling robust protection in automotive body electronics.
For engineers reviewing the VLIN3333-02G-E3-08 datasheet, VLIN3333-02G-E3-08 pinout, VLIN3333-02G-E3-08 application, or VLIN3333-02G-E3-08 equivalent, key selection criteria include LIN-Bus voltage compatibility (±33 V working range), ultra-low 11–13 pF capacitance for minimal signal distortion, AEC-Q101 qualification, SOD-323 footprint constraints, and ESD immunity performance under IEC 61000-4-2 and IEC 61000-4-5.
Technical Context
The VLIN3333-02G-E3-08 implements a unidirectional TVS structure optimized for LIN physical layer compliance, with a 33 V reverse stand-off voltage matching standard LIN bus operating voltage (12 V nominal, transient-tolerant up to ±33 V). Its 11–13 pF capacitance at 0 V bias ensures minimal impact on LIN's 19.2 kbps data rate and signal edge integrity.
It delivers 200 W peak pulse power per IEC 61000-4-5 (8/20 μs waveform) and achieves ±30 kV ESD immunity per IEC 61000-4-2, validated across 10 pulses. The device is qualified to AEC-Q101 (H3B class >8 kV HBM) and rated for junction temperatures from –55 °C to +150 °C - confirming suitability for under-hood and interior automotive environments.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Protection Type | Unidirectional single-line TVS diode - protects LIN bus against negative transients only; cathode grounded configuration required. |
| Reverse Stand-off Voltage (VRWM) | 33 V - matches LIN bus maximum operating voltage, ensuring no conduction during normal signal swing (0–12 V). |
| Clamping Voltage (VC) | ≤57 V at 3.5 A (8/20 μs) - limits transient voltage to safe levels for downstream LIN transceivers (e.g., TJA1020, MC33661). |
| Capacitance (CD) | 11–13 pF at 0 V, 1 MHz - preserves LIN signal rise/fall times and avoids bit error rate degradation at 19.2 kbps. |
| Leakage Current (IR) | <0.05 μA at 33 V - prevents measurable DC loading on LIN bus, maintaining wake-up sensitivity and sleep current budget. |
| ESD Rating | ±30 kV contact & air discharge (IEC 61000-4-2) - exceeds ISO 10605 requirements for automotive ESD immunity testing. |
| AEC-Q101 Qualification | H3B class (>8 kV HBM) - certified for automotive use with full temperature and reliability validation per JESD22-A114. |
Pinout & Package
VLIN3333-02G-E3-08 is housed in a surface-mount SOD-323 package (2.85 mm × 1.60 mm × 1.15 mm), with cathode indicated by a bar marking on pin 1. The package is RoHS-compliant, e3 tin-plated, MSL Level 1, and rated for peak reflow at 260 °C.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Pin 1 (Anode) | LIN Bus Signal Input | Connected directly to LIN line; conducts during negative transients to ground via internal PN junction. |
| Pin 2 (Cathode) | Ground Reference | Must be connected to stable system ground (not chassis); defines clamping reference and enables low-impedance ESD path. |
Key Features
| Feature | Design Value |
|---|---|
| LIN-Bus Optimized Clamping | 33 V VRWM and 57 V VC at 3.5 A ensure safe operation within LIN specification voltage margins without false triggering. |
| Ultra-Low Capacitance | 11–13 pF enables placement directly at connector or transceiver input without signal integrity compromise at 19.2 kbps. |
| AEC-Q101 Qualified | Validated for automotive life-cycle stress (temperature cycling, humidity, HBM >8 kV), supporting OEM PPAP and long-term deployment. |
| e3 Tin Plating | RoHS-compliant Sn termination ensures reliable solderability and intermetallic formation control in lead-free reflow processes. |
| Single-Line Protection | Dedicated 1-channel architecture simplifies layout, eliminates cross-talk risk, and avoids unnecessary capacitance on unused lines. |
Applications
| Body Control Module (BCM) | Door Module |
|---|---|
Use Scenario: Protecting LIN communication between BCM and smart switches, sensors, or lighting nodes in harsh 12 V vehicle electrical environment. IC Role / Device Role / Timing Role: ESD transient suppressor placed at LIN connector entry point to shunt fast transients before reaching transceiver IC. Use Value: Prevents latch-up or damage to LIN transceivers (e.g., TLE7259-3GE) during assembly ESD events or load dump coupling, maintaining network uptime. |
Use Scenario: Securing LIN interface between door module MCU and mirror/window actuator drivers exposed to frequent human contact. IC Role / Device Role / Timing Role: Front-end ESD clamp on LIN bus line, positioned adjacent to transceiver to minimize trace inductance. Use Value: Enables ±30 kV contact discharge immunity per ISO 10605, eliminating field failures caused by user-induced static discharge on door handles. |
| Roof Module | Seat Control Unit |
Use Scenario: LIN-linked sunroof control node subjected to thermal cycling and vibration in roof cavity near metal frame. IC Role / Device Role / Timing Role: Low-leakage (≤0.05 μA), high-temp (–55 to +150 °C) ESD protector preserving sleep-mode current budget. Use Value: Maintains sub-100 μA system sleep current while delivering full IEC 61000-4-2 protection - critical for battery-powered modules. |
Use Scenario: LIN-based seat position memory and heating control unit integrated into automotive seating systems. IC Role / Device Role / Timing Role: Single-channel TVS placed between LIN transceiver and harness connector to absorb cable-borne transients. Use Value: Limits clamping voltage to ≤57 V, preventing overvoltage stress on seat MCU I/O pins during ESD or inductive switching events. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ESD protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STUSB4710QTR | Integrated USB-C port protection IC with LIN-compatible 33 V VBUS clamp; includes CC logic and overvoltage detection - not a discrete TVS. | Designed for USB-C + LIN hybrid ports; requires additional control logic and occupies larger QFN-16 footprint. | Select when dual-protocol (USB-C + LIN) interface is needed; not suitable as drop-in replacement for discrete LIN line protection. |
| ON Semiconductor NUP4105MR6T1G | Quad-channel, 33 V unidirectional TVS in SOT-23-6; 15 pF typical capacitance per channel - higher than VLIN3333-02G-E3-08's 11–13 pF. | Supports multi-line protection (e.g., LIN + sensor lines); less optimal for bandwidth-critical single-LIN applications due to higher CD. | Choose when protecting multiple low-speed lines on same board; avoid where LIN signal integrity demands lowest possible capacitance. |
Compared with STUSB4710QTR and NUP4105MR6T1G, VLIN3333-02G-E3-08 offers the lowest capacitance (11–13 pF) and smallest footprint (SOD-323) dedicated solely to LIN-Bus line protection - making it optimal for space-constrained, high-reliability automotive nodes where signal fidelity and AEC-Q101 compliance are mandatory.
Availability
VLIN3333-02G-E3-08 is available at Aetrix Electronics and suitable for automotive body electronics, LIN-based sensor networks, and electronic control units requiring stable component supply, AEC-Q101 qualification, and RoHS-compliant packaging.
Supply support for VLIN3333-02G-E3-08 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
Vishay Intertechnology is a global manufacturer of discrete semiconductors and passive components, specializing in high-reliability solutions for automotive, industrial, and computing markets.
The VLIN3333-02G-E3-08 belongs to Vishay's automotive-grade ESD protection diode family, engineered specifically to meet LIN-Bus voltage, timing, and environmental requirements in modern vehicle networks.
FAQ
What is the primary function of the VLIN3333-02G-E3-08 in a LIN-Bus system?
The VLIN3333-02G-E3-08 serves as a unidirectional transient voltage suppressor that clamps ESD and surge events on the LIN bus line. It operates at a 33 V reverse stand-off voltage to remain inactive during normal LIN signaling (0–12 V), then activates to limit transients to ≤57 V at 3.5 A - protecting downstream transceivers such as the TJA1020 or MC33661. Its design ensures no interference with LIN's 19.2 kbps data rate.
Is the VLIN3333-02G-E3-08 qualified for automotive applications?
Yes, the VLIN3333-02G-E3-08 is AEC-Q101 qualified (H3B class >8 kV HBM) and rated for junction temperatures from –55 °C to +150 °C. It meets IEC 61000-4-2 (±30 kV contact/air) and IEC 61000-4-5 (200 W, 8/20 μs) standards - fulfilling core requirements for automotive body electronics, door modules, and roof control units where reliability under thermal and electrical stress is critical.
How does the capacitance of VLIN3333-02G-E3-08 affect LIN signal integrity?
The VLIN3333-02G-E3-08 exhibits 11–13 pF capacitance at 0 V bias and 1 MHz, which is among the lowest in its class. This minimizes RC filtering effects on LIN's 19.2 kbps NRZ signal, preserving rise/fall times and reducing jitter or bit errors. In practice, this allows placement directly at the connector or transceiver input without degrading signal eye diagram margin - unlike higher-capacitance alternatives (>15 pF) that may distort edges.
What is the correct PCB layout recommendation for VLIN3333-02G-E3-08?
For optimal ESD performance, place the VLIN3333-02G-E3-08 as close as possible to the LIN connector or transceiver input pin. Route the anode directly to the LIN trace and connect the cathode to a low-inductance ground plane - avoid vias or daisy-chained ground paths. Use the recommended SOD-323 footprint (2.85 mm × 1.60 mm) with 0.8 mm pad width and 1.15 mm length, and ensure solder mask defined pads to prevent bridging.
Does VLIN3333-02G-E3-08 support bidirectional LIN transients?
No, the VLIN3333-02G-E3-08 is a unidirectional TVS diode optimized for negative-going transients on a grounded-cathode LIN bus. It does not protect against positive transients exceeding VRWM (33 V). For full bidirectional protection, a complementary device or a dedicated bidirectional TVS (e.g., VLIN3333-03G variant) must be used - but the VLIN3333-02G-E3-08's design intentionally targets the dominant negative ESD threat in LIN topology.
VLIN3333-02G-E3-08 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- SC-76, SOD-323
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 1
- Voltage - Reverse Standoff (Typ):
- 33V (Max)
- Voltage - Breakdown (Min):
- 36V
- Voltage - Clamping (Max) @ Ipp:
- 57V
- Current - Peak Pulse (10/1000µs):
- 3.5A (8/20µs)
- Power - Peak Pulse:
- 200W
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- 11pF @ 1MHz
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOD-323
VLIN3333-02G-E3-08 FAQ
1.How can I place an order for VLIN3333-02G-E3-08 through Aetrix?
Please submit a Request for Quotation (RFQ) for VLIN3333-02G-E3-08 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 VLIN3333-02G-E3-08 reliable?
The price and inventory of VLIN3333-02G-E3-08 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for VLIN3333-02G-E3-08 is usually 5 days.
3.What payment methods are accepted for VLIN3333-02G-E3-08?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for VLIN3333-02G-E3-08 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for VLIN3333-02G-E3-08?
VLIN3333-02G-E3-08 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your VLIN3333-02G-E3-08 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 VLIN3333-02G-E3-08?
For technical support, including VLIN3333-02G-E3-08 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your VLIN3333-02G-E3-08 requirements.
6.How does Aetrix verify that VLIN3333-02G-E3-08 is sourced from the original manufacturer or authorized distributors?
All VLIN3333-02G-E3-08 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 VLIN3333-02G-E3-08 meets industry standards.
7.What is the process for return or replacement of VLIN3333-02G-E3-08?
All VLIN3333-02G-E3-08 units undergo pre-shipment inspection (PSI). If there is an issue with VLIN3333-02G-E3-08, 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 VLIN3333-02G-E3-08 part is unused and in its original packaging.
Return procedure for VLIN3333-02G-E3-08:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
VLIN3333-02G-E3-08 Tags
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Diodes Incorporated
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