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Texas Instruments TPD4E1B06DRLR
- Part No.:
- TPD4E1B06DRLR
- Manufacturer:
- Texas Instruments
- Category:
- TVS Diodes
- Package:
- SOT-563, SOT-666
- Datasheet:
-
TPD4E1B06DRLR.pdf
- Description:
- TVS DIODE 5.5VWM 14.5VC 6SOT
- Quantity:
- Payment:
- Shipping:
Inventory:13,881
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Product details
Overview
TPD4E1B06DRLR from Texas Instruments is a 4-channel bi-directional ESD protection diode array in SOT-5X3 (DRL) package, featuring 0.7 pF typical I/O capacitance, ±12 kV IEC 61000-4-2 contact discharge rating, 0.5 nA maximum leakage current at 2.5 V, and industrial temperature range (–40°C to 125°C). It protects high-speed analog and digital interfaces including USB2.0, LVDS, and HDMI.
For engineers reviewing the TPD4E1B06DRLR datasheet, TPD4E1B06DRLR pinout, TPD4E1B06DRLR application, or TPD4E1B06DRLR equivalent, key selection criteria include ultra-low capacitance for signal integrity, sub-nA leakage for precision analog/battery-powered systems, validated IEC 61000-4-2 Level 4 compliance, and verified 6-pin SOT-5X3 layout compatibility with tight routing constraints.
Technical Context
The TPD4E1B06DRLR implements a back-to-back diode topology per channel to support bi-directional signaling across –5.5 V to +5.5 V, with integrated steering diodes enabling safe clamping during cross-pin transients. Its passive architecture activates only during fast transient events (>±7 V breakdown), reverting to high-impedance state within nanoseconds.
Each of the four protected I/O channels delivers 14.5 V clamping voltage at 3 A surge (8/20 µs), 1 Ω dynamic resistance, and maintains ≤0.95 pF max line capacitance - enabling use in 3.4 Gbps data links without measurable insertion loss up to 1.7 GHz.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| ESD Protection | ±12 kV contact / ±15 kV air-gap per IEC 61000-4-2 - exceeds Level 4, enabling robust human-interface port hardening |
| I/O Capacitance | 0.7 pF typical (≤0.95 pF max) - preserves signal integrity on USB2.0, LVDS, and HDMI 1.4 links up to 3.4 Gbps |
| Leakage Current | 0.5 nA max at 2.5 V - supports battery-operated glucose meters and portable media players with multi-year shelf life |
| Clamp Voltage | 14.5 V at 3 A (8/20 µs) - limits stress on downstream PHYs and ADC front-ends during surge events |
| Operating Range | –40°C to 125°C - qualified for automotive infotainment and industrial set-top box environments |
| Surge Rating | 3.0 A (8/20 µs) per I/O to GND - meets IEC 61000-4-5 for secondary-level system protection |
| Breakdown Voltage | 7–9.5 V at 1 mA - defines precise turn-on threshold for controlled clamping behavior |
Pinout & Package
SOT-5X3 (DRL) package, 6-pin, 1.6 mm × 1.6 mm footprint, 0.6 mm max height, moisture sensitivity level 1 (260°C peak reflow).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | I/O Channel 1 | ESD-protected bidirectional signal line; connect directly to connector-side trace for minimal loop inductance |
| 2 | GND | Dedicated ground return path for all four channels; requires low-inductance PCB via to internal ground plane |
| 3 | I/O Channel 2 | ESD-protected bidirectional signal line; routed differentially with Pin 1 in DRL layout examples |
| 4 | I/O Channel 3 | ESD-protected bidirectional signal line; routed differentially with Pin 6 in DRL layout examples |
| 5 | NC | No internal connection; may be left floating or tied to GND per layout guidelines - no electrical function |
| 6 | I/O Channel 4 | ESD-protected bidirectional signal line; paired with Pin 4 for differential pair routing in compact layouts |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low leakage | 0.5 nA max enables >10-year battery life in glucose meters and precision analog sensor front-ends |
| Bi-directional clamping | Back-to-back diode structure supports full ±5.5 V signal swing without forward biasing Zener elements |
| Sub-1 pF capacitance | 0.7 pF typical adds <0.1 dB insertion loss at 1.7 GHz - critical for HDMI 1.4 and USB2.0 eye diagram compliance |
| IEC 61000-4-2 Level 4+ compliance | Validated ±12 kV contact discharge withstand ensures reliability in handheld medical and consumer devices |
| Compact SOT-5X3 footprint | 1.6 mm × 1.6 mm area allows placement within 2 mm of micro-USB or HDMI connectors without trace stubs |
Applications
| Glucose Meter Interface Protection | Tablet USB2.0 Port Hardening |
|---|---|
Use Scenario: ESD protection for analog biosensor signal lines and micro-USB OTG interface in Class II medical handheld devices. IC Role / Device Role / Timing Role: Passive ESD clamp placed between sensor electrode traces and MCU ADC inputs, plus between USB D+/D− pins and USB PHY. Use Value: 0.5 nA leakage prevents baseline drift in µV-level glucose measurements; 0.7 pF capacitance avoids USB2.0 eye closure. | Use Scenario: Protecting high-speed differential data lanes on tablet edge connectors exposed to frequent human handling. IC Role / Device Role / Timing Role: Bi-directional transient suppressor on USB2.0 D+/D− and HDMI TMDS pairs, located adjacent to board-edge receptacles. Use Value: ±15 kV air-gap rating prevents field failures in retail demo units; 14.5 V clamping voltage safeguards 1.8 V USB PHY I/O cells. |
| GPS Receiver Front-End Shielding | Set-Top Box HDMI 1.4 Interface |
Use Scenario: Guarding LNA input and serial control lines (I²C) in portable GPS modules subjected to static discharge during antenna handling. IC Role / Device Role / Timing Role: Low-capacitance ESD shunt on RF-in and I²C SDA/SCL lines, mounted directly at SMA connector feedthrough. Use Value: 0.7 pF loading avoids degrading GPS L1 band (1.575 GHz) noise figure; sub-nA leakage preserves I²C bus timing margins. | Use Scenario: Safeguarding HDMI 1.4 transmitter outputs in consumer electronics set-top boxes operating in uncontrolled home environments. IC Role / Device Role / Timing Role: Four-channel ESD suppressor on TMDS clock and data pairs, placed before HDMI connector with minimized trace length. Use Value: 3.4 Gbps data rate support maintains HDMI 1.4 compliance; 125°C rating ensures reliability in enclosed plastic enclosures. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ESD protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPD4E05U06DRLR | 0.5 pF typical capacitance (vs. 0.7 pF), 10 V clamping at 1 A, same DRL package and pinout | Better suited for >5 Gbps interfaces (e.g., USB3.1 Gen1); lower clamping increases margin for 1.2 V PHYs | Select when signal bandwidth exceeds 2.5 GHz and leakage tolerance remains ≤0.5 nA |
| SZP6S0440T1G | 4-channel unidirectional array, 12 V clamping at 1 A, SOT-563 package (different pinout) | Requires separate GND and VCC connections; not suitable for true bi-directional analog lines like LVDS | Choose only for DC-biased digital buses where polarity is fixed and space permits larger footprint |
Compared with TPD4E05U06DRLR, the TPD4E1B06DRLR trades 0.2 pF lower capacitance for higher surge robustness (3.0 A vs. 1.5 A) and broader voltage tolerance (±5.5 V vs. ±3.6 V), while SZP6S0440T1G lacks bi-directional capability and demands redesign for power rail routing.
Availability
TPD4E1B06DRLR is available at Aetrix Electronics and suitable for glucose meters, tablets, GPS receivers, and set-top boxes requiring stable component supply across extended production lifecycles and global manufacturing sites.
Supply support for TPD4E1B06DRLR 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 U.S.-based semiconductor company specializing in analog, embedded processing, and high-reliability ICs, with over 90 years of innovation in precision signal chain and power management solutions.
The TPD4E1B06DRLR belongs to TI's ultra-low-capacitance ESD protection portfolio, designed specifically for high-speed interface hardening in portable medical, consumer, and industrial electronics where signal fidelity and battery longevity are critical.
FAQ
What is the maximum operating voltage for each I/O channel of the TPD4E1B06DRLR?
The TPD4E1B06DRLR supports a signal range of –5.5 V to +5.5 V on each I/O channel, as specified in Recommended Operating Conditions. This ±5.5 V rating applies to all four protected lines (IO1–IO4) and defines the absolute maximum voltage swing the device can safely handle without conduction outside ESD events. Exceeding this range risks permanent damage or unintended clamping behavior.
Does the TPD4E1B06DRLR require external power or biasing to function?
No, the TPD4E1B06DRLR is a fully passive ESD protection device with no external power or biasing requirements. It operates solely through its internal diode network, activating only during transient overvoltage events above its breakdown threshold (~7–9.5 V). In normal operation, it presents ultra-high impedance (≤0.5 nA leakage at 2.5 V) and requires no control signals, making it ideal for always-on portable systems.
How does the NC pin (Pin 5) in the TPD4E1B06DRLR package affect PCB layout?
Pin 5 of the TPD4E1B06DRLR is internally not connected (NC) and has no electrical function. Per TI layout guidelines, it may be left unconnected or tied to GND - both approaches are acceptable and do not impact ESD performance. However, grounding Pin 5 improves mechanical stability during reflow and simplifies solder mask definition; it must never be routed to a signal net or voltage rail.
Can the TPD4E1B06DRLR protect HDMI 2.0 interfaces?
The TPD4E1B06DRLR is rated for 3.4 Gbps data rates and validated for HDMI 1.4 eye diagrams, but HDMI 2.0 requires 6 Gbps per lane (18 Gbps aggregate). Its 0.7 pF capacitance introduces measurable jitter and insertion loss above 3 GHz, making it unsuitable for HDMI 2.0 compliance. For HDMI 2.0, TI recommends TPD4E05U06DRLR (0.5 pF) or discrete low-C solutions with tighter tolerances.
What is the thermal resistance of the TPD4E1B06DRLR in its SOT-5X3 package?
The TPD4E1B06DRLR has a junction-to-board thermal resistance (RθJB) of 68.1°C/W and junction-to-ambient resistance (RθJA) of 233.4°C/W in the SOT-5X3 (DRL) package. These values assume standard JEDEC 2-layer board conditions. The low RθJB confirms effective heat transfer to the PCB ground plane - critical during repetitive surge events where localized heating could degrade clamping consistency over time.
TPD4E1B06DRLR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- SOT-563, SOT-666
- 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):
- 7V
- Voltage - Clamping (Max) @ Ipp:
- 14.5V (Typ)
- Current - Peak Pulse (10/1000µs):
- 3A (8/20µs)
- Power - Peak Pulse:
- 45W
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOT-5X3
TPD4E1B06DRLR FAQ
1.How can I place an order for TPD4E1B06DRLR through Aetrix?
Please submit a Request for Quotation (RFQ) for TPD4E1B06DRLR 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 TPD4E1B06DRLR reliable?
The price and inventory of TPD4E1B06DRLR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TPD4E1B06DRLR is usually 5 days.
3.What payment methods are accepted for TPD4E1B06DRLR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TPD4E1B06DRLR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TPD4E1B06DRLR?
TPD4E1B06DRLR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TPD4E1B06DRLR 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 TPD4E1B06DRLR?
For technical support, including TPD4E1B06DRLR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TPD4E1B06DRLR requirements.
6.How does Aetrix verify that TPD4E1B06DRLR is sourced from the original manufacturer or authorized distributors?
All TPD4E1B06DRLR 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 TPD4E1B06DRLR meets industry standards.
7.What is the process for return or replacement of TPD4E1B06DRLR?
All TPD4E1B06DRLR units undergo pre-shipment inspection (PSI). If there is an issue with TPD4E1B06DRLR, 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 TPD4E1B06DRLR part is unused and in its original packaging.
Return procedure for TPD4E1B06DRLR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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