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onsemi ESDR7534W1T2
- Part No.:
- ESDR7534W1T2
- Manufacturer:
- onsemi
- Category:
- TVS Diodes
- Package:
- -
- Datasheet:
-
ESDR7534W1T2.pdf
- Description:
- TVS DIODE 5VWM 30VC SC88
- Quantity:
- Payment:
- Shipping:
Inventory:60,000
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Product details
Overview
ESDR7534W1T2 from onsemi is a unidirectional, 4-channel ESD protection diode array in SC-88 (SOT-363) package, designed for high-speed LVDS interfaces. It delivers 2.0 pF max capacitance between I/O and GND, ±30 kV IEC 61000−4−2 contact/air ESD immunity, and 30 V clamping voltage at 10 A peak pulse current - enabling robust transient suppression on sensitive data lines in communications and computing systems.
For engineers reviewing the ESDR7534W1T2 datasheet, pinout, applications, or equivalent options, key selection criteria include low-capacitance steering diode architecture, VP/VN rail-referenced clamping configuration, I/O-to-rail voltage thresholds, and compliance with IEC 61000−4−2 Level 4 and ISO 10605 automotive ESD standards.
Technical Context
The ESDR7534W1T2 integrates four independent steering diodes (CH1–CH4) and one internal surge protection diode (VP) referenced to VN (GND), forming a rail-clamped protection topology. Its unidirectional structure enables clamping to VP (positive supply) or VN (ground) depending on configuration - supporting Option 1 (VCC-referenced), Option 2 (10 kΩ bias-isolated), or Option 3 (VP-floating, breakdown-referenced) setups.
It operates across −55°C to +125°C junction temperature, with 5.0 V working reverse voltage (VRWM), 6.0–9.5 V breakdown (VBR @ 1 mA), and 30 V clamping (VC @ 10 A, 2/10 µs). Junction capacitance is 1.3–2.0 pF (I/O-to-GND) and 0.7–1.0 pF (I/O-to-I/O with VP floating), critical for preserving signal integrity on >1 Gbps LVDS links.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Device Type | Unidirectional 4-channel ESD protection diode array |
| IEC 61000−4−2 Rating | ±30 kV contact & air (Level 4) - meets industrial and automotive ESD immunity requirements |
| Clamping Voltage VC | 30 V @ 10 A (2/10 µs) - limits transient overvoltage to safe levels for downstream LVDS receivers |
| Junction Capacitance CJ | 1.3–2.0 pF (I/O-to-GND) - preserves signal rise/fall times and minimizes bit error rate on high-speed data lines |
| Working Reverse Voltage VRWM | 5.0 V - matches typical LVDS common-mode voltage range and ensures no leakage during normal operation |
| Breakdown Voltage VBR | 6.0–9.5 V @ 1 mA - defines minimum overvoltage threshold before conduction, enabling precise clamping margin |
| Peak Pulse Current IPP | 10 A (2/10 µs) - sustains high-energy transients without failure, validated per IEC test waveforms |
Pinout & Package
ESDR7534W1T2 is housed in a Pb-free SC-88 (SOT-363, Case 419B) 6-lead surface-mount package measuring 2.00 × 1.25 × 1.10 mm (L × W × H), optimized for high-density PCB layouts and reflow compatibility up to 260°C.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (CH1) | I/O Protection Channel | Steering diode anode connected to protected data line 1; conducts transient current to VP or VN when overvoltage occurs |
| 2 (VN) | Negative Reference Rail | Direct ground connection point; must be tied to low-inductance ground plane to minimize clamping impedance |
| 3 (CH2) | I/O Protection Channel | Steering diode anode for data line 2; identical electrical behavior to CH1, CH4, and CH3 |
| 4 (CH3) | I/O Protection Channel | Steering diode anode for data line 3; supports simultaneous protection of four independent high-speed signals |
| 5 (VP) | Positive Reference Rail | Internal surge diode cathode; connects to VCC in Option 1 or floats in Option 3 to enable breakdown-referenced clamping |
| 6 (CH4) | I/O Protection Channel | Steering diode anode for data line 4; completes full 4-channel protection set with matched capacitance and timing |
Key Features
| Feature | Design Value |
|---|---|
| Low I/O-to-GND capacitance | 1.3–2.0 pF - maintains signal integrity on LVDS, USB 2.0, and HDMI data lanes without degrading eye diagram |
| Rail-referenced clamping architecture | VP/VN dual-rail design enables flexible biasing (direct VCC tie, 10 kΩ isolation, or floating VP) to match system power topology |
| Integrated surge protection diode | Single-package solution combining four steering diodes + one VP clamp - eliminates discrete external TVS and reduces BOM count |
| Automotive-grade ESD robustness | ±30 kV IEC 61000−4−2 + ISO 10605 330 pF/330 Ω contact - qualified for infotainment and ADAS interface protection |
| Wide operating temperature range | −55°C to +125°C TJ - supports deployment in under-hood, industrial control, and outdoor embedded systems |
Applications
| LVDS Display Interface | Industrial Camera Link |
|---|---|
Use Scenario: Protecting 4-lane LVDS video data paths between FPGA-based display controllers and high-resolution TFT panels in medical imaging equipment. IC Role / Device Role / Timing Role: ESDR7534W1T2 acts as a low-capacitance front-end clamp on each differential pair, routing ESD transients to VP/VN rails before they reach LVDS receiver inputs. Use Value: Prevents latch-up or permanent damage to LVDS receivers during handling or cable hot-plug events while maintaining <100 ps skew across all four channels. |
Use Scenario: Securing Camera Link Base-mode data lines (28-bit parallel + clock) in factory automation vision systems exposed to ESD-prone metal enclosures. IC Role / Device Role / Timing Role: ESDR7534W1T2 provides channel-by-channel transient suppression on parallel data lines, with VN tied to chassis ground and VP biased to 3.3 V logic rail. Use Value: Enables reliable operation at 25 MHz pixel clock rates by limiting I/O overshoot to ≤30 V, avoiding false triggering of input comparators. |
| Automotive Infotainment Serial Link | USB 2.0 Data Port Protection |
Use Scenario: Protecting MIPI D-PHY lanes (CLK+/−, DATA+/−) in automotive head units where ESD exposure exceeds IEC 61000−4−2 Level 4. IC Role / Device Role / Timing Role: ESDR7534W1T2 serves as a bidirectional-capable unidirectional clamp, using Option 2 (10 kΩ VP bias) to reduce dynamic capacitance during active signaling. Use Value: Achieves <1.5 pF effective capacitance during data transmission, meeting MIPI D-PHY v1.2 AC timing requirements for 1.5 Gbps operation. |
Use Scenario: Hardening USB 2.0 upstream ports on industrial gateways against user-induced ESD during cable insertion/removal in harsh environments. IC Role / Device Role / Timing Role: ESDR7534W1T2 protects D+, D−, VBUS, and ID pins (using two devices: one for data pair, one for power/ID) with matched clamping response. Use Value: Sustains 10 A transient current without degradation, ensuring USB enumeration remains functional after repeated ±30 kV contact discharges. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ESD protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPD4E001DQAR | 4-channel, 1.0 pF typ I/O-to-GND capacitance; lower 15 V VC @ 8 A; uses DQA (SOT-23-6) package with different pinout | Optimized for ultra-low-capacitance USB 2.0/MIPI; lacks integrated VP diode - requires external TVS for power rail protection | Select when sub-1.2 pF capacitance is mandatory and power rail clamping is handled separately |
| SP3203-04UTG | 4-channel, 0.8 pF max I/O-to-GND; 24 V VC @ 12 A; built-in ESD protection only (no surge-rated VP diode); UDFN-6 package | Targeted at portable electronics; not rated for ISO 10605 or 30 kV IEC 61000−4−2; limited to ≤85°C ambient | Choose for space-constrained consumer designs where automotive/industrial ESD levels are not required |
Compared with TPD4E001DQAR and SP3203-04UTG, the ESDR7534W1T2 uniquely combines 30 kV ESD rating, integrated VP rail protection, and SC-88 pin compatibility - making it the only option that satisfies full IEC/ISO compliance *and* eliminates need for external power-line TVS in industrial LVDS systems.
Availability
ESDR7534W1T2 is available at Aetrix Electronics and suitable for LVDS display interfaces, industrial camera links, automotive infotainment serial links, and USB 2.0 data port protection requiring stable component supply, long-term lifecycle support, and traceable Pb-free sourcing.
Supply support for ESDR7534W1T2 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
onsemi (formerly ON Semiconductor) is a global semiconductor supplier delivering energy-efficient, intelligent power and sensing solutions for automotive, industrial, cloud, medical, and IoT applications.
The ESDR7534W1T2 belongs to onsemi's ESD protection diode array product line, engineered specifically for high-speed digital interfaces where low capacitance, fast clamping, and system-level ESD compliance are critical - including LVDS, MIPI, USB, and Camera Link.
FAQ
What is the maximum clamping voltage of the ESDR7534W1T2 during an ESD event?
The ESDR7534W1T2 exhibits a maximum clamping voltage (VC) of 30 V when subjected to a 10 A peak pulse current with a 2/10 µs waveform, as specified in its Electrical Characteristics table. This value represents the upper limit of voltage seen by protected circuitry during worst-case IEC 61000−4−2 Level 4 ESD strikes, ensuring downstream LVDS receivers remain within safe operating voltage margins. The ESDR7534W1T2 achieves this performance through its integrated steering diode and VP diode architecture.
Does the ESDR7534W1T2 support both contact and air-gap ESD testing per IEC 61000−4−2?
Yes, the ESDR7534W1T2 is fully rated for ±30 kV under both contact discharge and air-gap discharge conditions per IEC 61000−4−2 Level 4, as confirmed in the Maximum Ratings and Applications Information sections of its datasheet. This dual certification ensures robust protection against real-world ESD threats encountered during assembly, handling, and end-user interaction. The ESDR7534W1T2 maintains this rating across its full operating temperature range of −55°C to +125°C.
How is the ESDR7534W1T2 configured to protect four independent data lines?
The ESDR7534W1T2 uses pins 1 (CH1), 3 (CH2), 4 (CH3), and 6 (CH4) as dedicated I/O protection terminals, each connected to an internal steering diode anode. Pin 2 (VN) serves as the common ground reference, while pin 5 (VP) functions as the positive rail reference - enabling clamping to either rail depending on system biasing. This 4-channel architecture allows simultaneous protection of differential pairs or parallel data buses without cross-talk or shared impedance paths.
What is the junction capacitance specification for ESDR7534W1T2 between I/O pins and ground?
The ESDR7534W1T2 specifies a junction capacitance (CJ) of 1.3–2.0 pF measured between any I/O pin (CH1–CH4) and ground (VN) at 0 V bias and 1.0 MHz frequency. This low, tightly controlled capacitance is essential for preserving signal integrity on high-speed interfaces like LVDS and MIPI D-PHY, minimizing rise-time degradation and inter-symbol interference. The ESDR7534W1T2 also offers reduced 0.7–1.0 pF capacitance between I/O pins when VP is left floating.
Can the ESDR7534W1T2 be used in automotive applications requiring ISO 10605 compliance?
Yes, the ESDR7534W1T2 is explicitly tested and rated for ISO 10605 compliance, including ±30 kV for 330 pF / 330 Ω contact discharge - a requirement for automotive infotainment, ADAS, and body electronics modules. Its −55°C to +125°C operating junction temperature range, Pb-free SC-88 packaging, and qualification to AEC-Q101 stress test conditions further validate its suitability for automotive use. The ESDR7534W1T2 meets these standards without derating or additional external components.
ESDR7534W1T2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- onsemi
- Package/Case:
- -
- Series:
- *
- Packaging:
- Bulk
- Product Status:
- Obsolete
- Type:
- -
- Unidirectional Channels:
- -
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- -
- Voltage - Breakdown (Min):
- -
- Voltage - Clamping (Max) @ Ipp:
- -
- Current - Peak Pulse (10/1000µs):
- -
- Power - Peak Pulse:
- -
- Power Line Protection:
- -
- Applications:
- -
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- -
- Supplier Device Package:
- -
ESDR7534W1T2 FAQ
1.How can I place an order for ESDR7534W1T2 through Aetrix?
Please submit a Request for Quotation (RFQ) for ESDR7534W1T2 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 ESDR7534W1T2 reliable?
The price and inventory of ESDR7534W1T2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ESDR7534W1T2 is usually 5 days.
3.What payment methods are accepted for ESDR7534W1T2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ESDR7534W1T2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ESDR7534W1T2?
ESDR7534W1T2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ESDR7534W1T2 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 ESDR7534W1T2?
For technical support, including ESDR7534W1T2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ESDR7534W1T2 requirements.
6.How does Aetrix verify that ESDR7534W1T2 is sourced from the original manufacturer or authorized distributors?
All ESDR7534W1T2 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 ESDR7534W1T2 meets industry standards.
7.What is the process for return or replacement of ESDR7534W1T2?
All ESDR7534W1T2 units undergo pre-shipment inspection (PSI). If there is an issue with ESDR7534W1T2, 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 ESDR7534W1T2 part is unused and in its original packaging.
Return procedure for ESDR7534W1T2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
ESDR7534W1T2 Tags
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ESD9B5.0ST5G
onsemi
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DESD3V3E1BL-7B
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D5V0H1B2LP-7B
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DESD5V0U1BA-7
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ESD5Z5.0T1G
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DESD5V0U1BB-7
Diodes Incorporated
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D12V0L1B2LP-7B
Diodes Incorporated
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PESD2V0Y1BSFYL
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