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Vishay General Semiconductor - Diodes Division VESD12C1-02VHG3-08
- Part No.:
- VESD12C1-02VHG3-08
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- SC-79, SOD-523
- Datasheet:
-
VESD12C1-02VHG3-08.pdf
- Description:
- TVS DIODE 12VWM 22.7VC SOD523
- Quantity:
- Payment:
- Shipping:
Inventory:30,776
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Product details
Overview
VESD12C1-02VHG3-08 from Vishay Semiconductors is a unidirectional ESD-protection diode in SOD-523 package, rated for 12 V reverse standoff voltage, 4.4 A peak pulse current (IEC 61000-4-5), and 30 kV ESD immunity (IEC 61000-4-2 contact/air discharge), deployed on high-speed data lines such as USB 2.0 or HDMI interfaces.
For engineers reviewing the VESD12C1-02VHG3-08 datasheet, VESD12C1-02VHG3-08 pinout, VESD12C1-02VHG3-08 application, or VESD12C1-02VHG3-08 equivalent, key selection criteria include clamping voltage (20.5–22.7 V at 4.4 A), low capacitance (26–40 pF), dynamic resistance (0.4 Ω), operating temperature range (−55 °C to +150 °C), and AEC-Q101 qualification status.
Technical Context
This device implements a single-line, unidirectional TVS structure optimized for transient suppression on low-voltage signal paths. Its design centers on fast response to ESD events (sub-nanosecond TLP rise time) while maintaining low leakage (<0.1 μA at 12 V) and minimal parasitic capacitance.
The SOD-523 footprint enables integration into space-constrained layouts for portable electronics and automotive infotainment systems. It complies with IEC 61000-4-2 (±30 kV contact/air) and IEC 61000-4-5 (8/20 μs waveform), with junction temperature limits of −55 °C to +150 °C supporting under-hood and industrial environments.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Reverse Standoff Voltage | 12 V - Maximum continuous DC voltage the line can sustain without triggering clamping. |
| Reverse Clamping Voltage | 20.5–22.7 V at 4.4 A (8/20 μs) - Peak voltage seen by protected IC during worst-case surge, limiting stress on downstream logic. |
| Capacitance | 26–40 pF at 0 V, 1 MHz - Low enough to avoid signal integrity degradation on USB 2.0 (480 Mbps) and audio/data lines. |
| ESD Immunity | ±30 kV contact / ±30 kV air (IEC 61000-4-2) - Full compliance with Level 4 ESD robustness for end-equipment certification. |
| Dynamic Resistance | 0.4 Ω (TLP, 100 ns) - Enables rapid voltage collapse during ESD transients, reducing energy delivered to protected node. |
| Operating Temperature | −55 °C to +150 °C - Supports automotive under-hood, industrial control, and extended-temperature embedded applications. |
| AEC-Q101 Qualified | Yes - Validated for automotive-grade reliability including temperature cycling, HTRB, and ESD stress per AEC standard. |
Pinout & Package
SOD-523 package: ultra-compact surface-mount outline (1.3 × 0.9 × 0.7 mm max height), cathode-marked top-side bar, MSL level 1, compatible with standard reflow profiles (peak 260 °C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode (Pin 1) | Input/line side terminal | Connected to signal line requiring protection; conducts during forward ESD events (e.g., negative transients on grounded systems). |
| Cathode (Pin 2) | Ground reference terminal | Connected to system ground or low-impedance return path; defines clamping threshold relative to GND during reverse transients. |
Key Features
| Feature | Design Value |
|---|---|
| Compact SOD-523 footprint | Enables placement directly at connector entry points without PCB area penalty-critical for smartphones and wearables. |
| Low profile (< 0.7 mm) | Permits use in ultra-thin devices and stacked-board assemblies where Z-height is constrained. |
| AEC-Q101 qualification | Confirms suitability for automotive infotainment, ADAS camera links, and body-control modules requiring zero-failure field reliability. |
| Lead (Pb)-free, Sn (e3) plating | Ensures compatibility with RoHS-compliant assembly and automated optical inspection (AOI) for solder-joint verification. |
| UL 94 V-0 molding compound | Provides flame-retardant encapsulation meeting safety standards for consumer and industrial end equipment. |
Applications
| USB 2.0 Interface Protection | HDMI Signal Line Protection |
|---|---|
Use Scenario: Protecting D+ and D− differential pairs in portable USB peripherals against user-handling ESD. IC Role / Device Role / Timing Role: Unidirectional clamping diode placed between signal line and chassis ground, responding within <1 ns to divert ESD current away from USB transceiver. Use Value: Maintains signal integrity with 26–40 pF capacitance and clamps to ≤22.7 V, preventing latch-up or damage to 3.3 V tolerant PHYs. |
Use Scenario: Safeguarding TMDS clock and data channels in HDMI source devices (e.g., set-top boxes, GPUs) exposed to plug/unplug events. IC Role / Device Role / Timing Role: Single-line ESD suppressor on each TMDS channel, referenced to shield or local ground plane to limit overshoot during hot-plug transients. Use Value: 30 kV ESD rating and low dynamic resistance (0.4 Ω) ensure reliable suppression without degrading 165 MHz pixel clock timing margins. |
| Automotive Infotainment Display Link | Industrial Sensor Interface Protection |
Use Scenario: Shielding LVDS or FPD-Link II video data lanes between head unit and display in vehicles subjected to harsh ESD environments. IC Role / Device Role / Timing Role: Unidirectional TVS on each high-speed differential pair, leveraging AEC-Q101 qualification for vibration, thermal cycling, and long-term reliability. Use Value: −55 °C to +150 °C operation and 30 kV immunity meet ISO 10605 requirements for automotive multimedia systems. |
Use Scenario: Protecting analog sensor outputs (e.g., pressure, temperature) connected to microcontroller ADC inputs in factory automation equipment. IC Role / Device Role / Timing Role: Clamp diode on single-ended signal line referenced to system ground, suppressing induced surges from relay switching or motor noise. Use Value: 12 V standoff and low leakage (<0.1 μA) prevent DC offset errors while enabling robust 20.5–22.7 V clamping during 4.4 A transients. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ESD-protection diode applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMF12CTHE3_A/H | Higher clamping voltage (26.5 V typ. at 4.5 A), larger SOD-123 package (2.8 × 1.8 × 1.3 mm), no AEC-Q101 listing. | Less suitable for space-constrained USB/HDMI designs; better for non-automotive industrial boards with higher layout tolerance. | Select when footprint size is not constrained and AEC-Q101 is unnecessary; verify clamping margin vs. protected IC's absolute max rating. |
| TPD2E001DRYR | Two-channel bidirectional array (0.85 pF typical), 12 V standoff, but lower ESD rating (±8 kV contact), no AEC-Q101. | Targeted at low-capacitance high-speed interfaces (e.g., USB 3.0), not high-ESD-threat environments like automotive or industrial connectors. | Choose only for ultra-low-capacitance needs (<1 pF); unsuitable where ±30 kV immunity or automotive qualification is required. |
Compared with SMF12CTHE3_A/H and TPD2E001DRYR, VESD12C1-02VHG3-08 uniquely delivers AEC-Q101 qualification, 30 kV ESD immunity, and sub-0.7 mm height in SOD-523-making it the only option among the three validated for automotive infotainment and miniaturized consumer electronics requiring full IEC 61000-4-2 Level 4 compliance.
Availability
VESD12C1-02VHG3-08 is available at Aetrix Electronics and suitable for USB 2.0 interface protection, automotive infotainment display links, and industrial sensor interface protection requiring stable component supply across production lifecycles.
Supply support for VESD12C1-02VHG3-08 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 Semiconductors is a global leader in discrete semiconductors, specializing in power management, sensing, and circuit protection components with emphasis on reliability and application-specific performance.
The VESDxxC1-02V series was developed specifically for high-reliability ESD protection in compact, high-speed signal paths-including automotive, computing, and industrial interfaces-where low capacitance, precise clamping, and AEC-Q101 validation are mandatory.
FAQ
What is the maximum clamping voltage of VESD12C1-02VHG3-08 under IEC 61000-4-5 surge conditions?
The VESD12C1-02VHG3-08 exhibits a maximum reverse clamping voltage of 22.7 V when subjected to an 8/20 μs peak pulse current of 4.4 A per IEC 61000-4-5. This value ensures protected ICs with 24 V absolute maximum ratings remain within safe operating limits during surge events. The clamping performance is verified across temperature and process variations in the production lot.
Is VESD12C1-02VHG3-08 qualified to AEC-Q101, and what does that mean for automotive use?
Yes, VESD12C1-02VHG3-08 is AEC-Q101 qualified, meaning it has passed stress tests including temperature cycling, high-temperature reverse bias (HTRB), and ESD robustness per the AEC-Q101 standard. This qualification confirms its suitability for automotive applications such as infotainment displays and camera links where reliability over 15+ years and extreme thermal cycling are required. The "H" in the part number denotes AEC-Q101 qualification.
What is the capacitance of VESD12C1-02VHG3-08, and how does it affect high-speed signal integrity?
VESD12C1-02VHG3-08 has a typical capacitance of 33 pF at 0 V and 1 MHz, with a guaranteed range of 26–40 pF. This low, well-controlled capacitance minimizes signal distortion and insertion loss on 480 Mbps USB 2.0 lines and other medium-speed digital interfaces. Unlike higher-capacitance alternatives, it avoids excessive rise-time degradation or reflection-induced jitter in routed traces up to 10 cm.
Does VESD12C1-02VHG3-08 support both contact and air discharge per IEC 61000-4-2, and what are the levels?
Yes, VESD12C1-02VHG3-08 is rated for ±30 kV contact discharge and ±30 kV air discharge per IEC 61000-4-2, meeting Level 4-the highest severity class for system-level ESD immunity testing. These values are confirmed through 10-pulse testing per the standard and apply across the full operating temperature range (−55 °C to +150 °C), ensuring consistent protection in real-world deployment.
What is the package type and moisture sensitivity level (MSL) of VESD12C1-02VHG3-08?
VESD12C1-02VHG3-08 uses the SOD-523 package (1.3 × 0.9 × 0.7 mm max height) and is rated MSL level 1 per J-STD-020, meaning it has unlimited floor life and requires no dry-pack or baking prior to reflow soldering. Its Sn (e3) lead finish supports standard vision inspection and AOI, and the UL 94 V-0 molding compound meets flammability safety requirements.
VESD12C1-02VHG3-08 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- SC-79, SOD-523
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 12V (Max)
- Voltage - Breakdown (Min):
- 13.9V
- Voltage - Clamping (Max) @ Ipp:
- 22.7V
- Current - Peak Pulse (10/1000µs):
- 4.4A (8/20µs)
- Power - Peak Pulse:
- 100W
- Power Line Protection:
- No
- Applications:
- -
- Capacitance @ Frequency:
- 33pF @ 1MHz
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOD-523
VESD12C1-02VHG3-08 FAQ
1.How can I place an order for VESD12C1-02VHG3-08 through Aetrix?
Please submit a Request for Quotation (RFQ) for VESD12C1-02VHG3-08 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 VESD12C1-02VHG3-08 reliable?
The price and inventory of VESD12C1-02VHG3-08 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for VESD12C1-02VHG3-08 is usually 5 days.
3.What payment methods are accepted for VESD12C1-02VHG3-08?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for VESD12C1-02VHG3-08 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for VESD12C1-02VHG3-08?
VESD12C1-02VHG3-08 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your VESD12C1-02VHG3-08 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 VESD12C1-02VHG3-08?
For technical support, including VESD12C1-02VHG3-08 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your VESD12C1-02VHG3-08 requirements.
6.How does Aetrix verify that VESD12C1-02VHG3-08 is sourced from the original manufacturer or authorized distributors?
All VESD12C1-02VHG3-08 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 VESD12C1-02VHG3-08 meets industry standards.
7.What is the process for return or replacement of VESD12C1-02VHG3-08?
All VESD12C1-02VHG3-08 units undergo pre-shipment inspection (PSI). If there is an issue with VESD12C1-02VHG3-08, 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 VESD12C1-02VHG3-08 part is unused and in its original packaging.
Return procedure for VESD12C1-02VHG3-08:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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