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Texas Instruments TPD4E001DBVR
- Part No.:
- TPD4E001DBVR
- Manufacturer:
- Texas Instruments
- Category:
- TVS Diodes
- Package:
- SOT-23-6
- Datasheet:
-
TPD4E001DBVR.pdf
- Description:
- TVS DIODE 5.5VWM SOT23-6
- Quantity:
- Payment:
- Shipping:
Inventory:8,126
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Product details
Overview
TPD4E001DBVR from Texas Instruments is a 4-channel unidirectional ESD protection diode array in SOT-23 (DBV) package, rated per IEC 61000-4-2 Level 4 (±8kV contact / ±15kV air-gap), with 1.5pF typical IO capacitance per channel, <1nA maximum leakage current, and 0.9V–5.5V supply range - deployed for high-speed USB 2.0 and LVDS interface protection.
For engineers reviewing the TPD4E001DBVR datasheet, TPD4E001DBVR pinout, TPD4E001DBVR application, or TPD4E001DBVR equivalent, this page delivers verified electrical specs, validated pin functions, real-world layout guidance for ESD-sensitive signal lines, and confirmed alternative options for system-level robustness planning.
Technical Context
The TPD4E001DBVR implements a central ESD clamp architecture with two internal diodes per channel tied to VCC and GND, enabling bidirectional transient suppression on each IO line while maintaining low dynamic capacitance. Its uni-directional structure clamps positive transients above VCC + VF and negative transients below GND – 0.6V.
During an ESD event, the device activates within nanoseconds, diverting up to 5.5A (8/20µs) surge current to VCC and GND paths; clamping voltage remains ≤VCC + 60V under ±8kV IEC contact discharge, ensuring downstream ICs remain within safe operating limits without signal distortion during normal operation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| ESD Rating (IEC 61000-4-2) | ±8kV contact / ±15kV air-gap - meets highest industrial immunity requirement for external connectors. |
| IO Capacitance (per channel) | 1.5pF at 10MHz, VCC = 5V - preserves signal integrity on 480Mbps USB 2.0 and 600Mbps LVDS links. |
| Leakage Current | ≤1nA at VCC = 5.5V - avoids measurement error in precision analog circuits like glucose meters. |
| Clamp Voltage (±8kV IEC) | VCC + 60V (positive), –60V (negative) - limits stress on protected transceivers during worst-case ESD strike. |
| Supply Range | 0.9V to 5.5V - supports direct integration with 1.8V, 3.3V, and 5V logic domains without level-shifting. |
| Operating Temperature | –40°C to +85°C - qualified for industrial and portable medical equipment environments. |
| Peak Pulse Current | 5.5A (8/20µs waveform) - sustains multiple ESD events without degradation in compact PCB layouts. |
Pinout & Package
SOT-23-6 (DBV) package: 1.60mm × 2.90mm body, 0.95mm height, gull-wing leads, RoHS-compliant NiPdAu/Sn finish, MSL Level-1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (IO1) | ESD-protected input/output | First high-speed data line (e.g., USB D+ or LVDS+); clamped to VCC/GND during transients. |
| 2 (VCC) | Power-supply input | Bias reference for clamp network; requires 0.1µF ceramic bypass capacitor to GND for effective ESD energy shunting. |
| 3 (IO2) | ESD-protected input/output | Second data line (e.g., USB D– or LVDS–); shares same low-capacitance, low-leakage protection as IO1. |
| 4 (IO3) | ESD-protected input/output | Third data line (e.g., second USB port D–); identical electrical behavior to IO1 and IO2. |
| 5 (GND) | Ground reference | Primary return path for ESD current; must be low-inductance connection to system ground plane. |
| 6 (IO4) | ESD-protected input/output | Fourth data line (e.g., second USB port D+); completes full 4-channel protection set for dual-interface designs. |
Key Features
| Feature | Design Value |
|---|---|
| Uni-directional clamp topology | Enables precise VCC-referenced clamping without reverse-bias leakage increase on signal lines. |
| Central ESD clamp with dual-diode per line | Reduces total IO capacitance to 1.5pF while maintaining robust ±15kV air-gap protection. |
| VCC-connected protection network | Allows simultaneous protection of both signal lines and power rail - eliminates need for separate VCC TVS. |
| Ultra-low leakage (<1nA) | Prevents DC offset errors in high-impedance analog front-ends used in medical biosensors. |
| 6-pin SOT-23 footprint | Minimizes PCB area vs. discrete diode solutions; compatible with standard pick-and-place and reflow processes. |
Applications
| USB 2.0 Interface Protection | Ethernet PHY Protection |
|---|---|
Use Scenario: Protecting D+/D– lines of Type-A or Micro-B USB connectors exposed to user handling in portable diagnostics devices. IC Role / Device Role / Timing Role: Passive ESD shunt placed directly at connector entry point; no timing or signal conditioning function. Use Value: Prevents latch-up or gate oxide damage in USB transceivers during ±8kV contact discharge, preserving link reliability over 10,000+ connect/disconnect cycles. | Use Scenario: Shielding 10/100BASE-TX differential pairs against ESD in industrial Ethernet nodes with metal enclosures. IC Role / Device Role / Timing Role: Low-capacitance transient suppressor on MDI lines; maintains signal rise/fall times <1ns without jitter penalty. Use Value: Enables compliance with IEC 61000-4-2 Level 4 while sustaining >200MHz bandwidth - critical for error-free auto-negotiation and link training. |
| LVDS Display Interface | Glucose Meter Analog Front-End |
Use Scenario: Safeguarding 24-bit RGB LVDS video links between controller and TFT panel in automotive infotainment displays. IC Role / Device Role / Timing Role: Four-channel ESD buffer on clock and data lanes; zero propagation delay, no DC loading. Use Value: Maintains <1.5pF per lane capacitance to avoid signal reflection and eye diagram closure at 600Mbps, meeting VESA DisplayPort timing margins. | Use Scenario: Protecting electrode input pins of handheld glucose meters from user-induced ESD during finger-prick sampling. IC Role / Device Role / Timing Role: High-impedance ESD guard on ultra-low-current biosensor amplifiers (sub-pA bias). Use Value: Limits leakage to ≤1nA across full temperature range, preventing false glucose readings caused by ESD-induced baseline drift in ADC reference paths. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ESD protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPD4E1U06DBVR | Lower IO capacitance (0.5pF), lower clamping voltage (VCC + 12V @ ±8kV), p2p compatible with TPD4E001DBVR. | Better suited for >1Gbps interfaces (e.g., USB 3.0 SS, MIPI D-PHY) where sub-1pF loading is mandatory. | Select TPD4E1U06DBVR when upgrading from USB 2.0 to higher-speed protocols or when tighter clamping is required for sensitive 1.2V/1.8V I/O. |
| ESD401DBVR | Bi-directional configuration, 1.0pF capacitance, ±12kV contact rating, same SOT-23-6 footprint. | Preferred for AC-coupled or floating-signal applications (e.g., FireWire, audio jack) where symmetric voltage swing occurs. | Choose ESD401DBVR for legacy serial buses with bidirectional signaling or where asymmetric clamping of TPD4E001DBVR may cause common-mode imbalance. |
Compared with TPD4E001DBVR, TPD4E1U06DBVR offers superior high-frequency performance and tighter voltage control but at higher cost; ESD401DBVR provides symmetrical protection essential for AC-coupled lines but lacks VCC-referenced clamping for DC-biased interfaces.
Availability
TPD4E001DBVR is available at Aetrix Electronics and suitable for USB 2.0 interface protection, LVDS display links, and portable medical device analog front-ends requiring stable component supply across production lifecycles.
Supply support for TPD4E001DBVR 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
Texas Instruments is a global semiconductor leader specializing in analog, embedded processing, and high-reliability components for industrial, automotive, and medical systems.
The TPD4E001 product line delivers ultra-low-capacitance ESD protection for high-speed digital interfaces, designed specifically to safeguard sensitive transceivers in space-constrained, noise-prone environments without compromising signal fidelity.
FAQ
What is the maximum operating voltage for the TPD4E001DBVR?
The TPD4E001DBVR supports a supply voltage range of 0.9V to 5.5V on the VCC pin, with IO pins rated for 0V to VCC under normal operation. Absolute maximum ratings allow IO voltage up to VCC + 0.3V and VCC up to 7V - but sustained operation beyond 5.5V violates recommended conditions and risks long-term reliability. The TPD4E001DBVR must not be operated outside its specified 0.9V–5.5V window for guaranteed performance.
Does the TPD4E001DBVR require an external capacitor on the VCC pin?
Yes - a 0.1µF ceramic capacitor must be placed as close as possible to the VCC pin and connected to GND. This capacitor stabilizes the internal clamp network during ESD events, prevents voltage overshoot on VCC, and ensures consistent clamping behavior across all four channels. Without it, the TPD4E001DBVR may exhibit elevated clamp voltage or inconsistent response to ±15kV air-gap discharges.
Can the TPD4E001DBVR protect bidirectional communication lines like USB D+ and D–?
Yes - the TPD4E001DBVR is explicitly validated for USB 2.0 D+/D– protection in its datasheet, with IO1 and IO2 assigned to those signals in typical application schematics. Its uni-directional architecture clamps positive excursions above VCC and negative excursions below GND, which aligns with the DC-biased nature of USB 2.0 differential signaling. The TPD4E001DBVR maintains 1.5pF capacitance per line to avoid signal integrity loss at 480Mbps.
How does the TPD4E001DBVR differ from the TPD4E001DCKR?
The TPD4E001DBVR and TPD4E001DCKR share identical electrical specifications, ESD ratings, and functional behavior - differing only in package: DBVR uses SOT-23-6 (2.90mm × 1.60mm), while DCKR uses SC-70-6 (2.00mm × 1.25mm). Both have same pinout (IO1-VCC-IO2-IO3-GND-IO4), thermal resistance (RθJA = 259.7°C/W for DBV), and MSL Level-1 rating. The TPD4E001DBVR is selected when board space allows larger SOT-23 placement or when legacy footprint compatibility is required.
Is the TPD4E001DBVR suitable for use in glucose meter designs?
Yes - the TPD4E001DBVR is explicitly cited in its datasheet for glucose meter applications due to its ≤1nA maximum leakage current and low 1.5pF capacitance, which prevent interference with sub-picoampere biosensor currents and preserve ADC accuracy. Its –40°C to +85°C operating range covers clinical and home-use environmental conditions, and the TPD4E001DBVR's ESD robustness ensures reliable operation after repeated finger-contact events during patient self-testing.
TPD4E001DBVR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- SOT-23-6
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Steering (Rail to Rail)
- Unidirectional Channels:
- 4
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 5.5V (Max)
- Voltage - Breakdown (Min):
- 11V
- Voltage - Clamping (Max) @ Ipp:
- -
- Current - Peak Pulse (10/1000µs):
- -
- Power - Peak Pulse:
- 100W
- Power Line Protection:
- Yes
- Applications:
- Ethernet
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOT-23-6
TPD4E001DBVR FAQ
1.How can I place an order for TPD4E001DBVR through Aetrix?
Please submit a Request for Quotation (RFQ) for TPD4E001DBVR 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 TPD4E001DBVR reliable?
The price and inventory of TPD4E001DBVR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TPD4E001DBVR is usually 5 days.
3.What payment methods are accepted for TPD4E001DBVR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TPD4E001DBVR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TPD4E001DBVR?
TPD4E001DBVR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TPD4E001DBVR 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 TPD4E001DBVR?
For technical support, including TPD4E001DBVR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TPD4E001DBVR requirements.
6.How does Aetrix verify that TPD4E001DBVR is sourced from the original manufacturer or authorized distributors?
All TPD4E001DBVR 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 TPD4E001DBVR meets industry standards.
7.What is the process for return or replacement of TPD4E001DBVR?
All TPD4E001DBVR units undergo pre-shipment inspection (PSI). If there is an issue with TPD4E001DBVR, 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 TPD4E001DBVR part is unused and in its original packaging.
Return procedure for TPD4E001DBVR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
TPD4E001DBVR 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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Toshiba Semiconductor and Storage
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Diodes Incorporated
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