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Texas Instruments TPD4E6B06DPWR
- Part No.:
- TPD4E6B06DPWR
- Manufacturer:
- Texas Instruments
- Category:
- TVS Diodes
- Package:
- 4-XFDFN Exposed Pad
- Datasheet:
-
TPD4E6B06DPWR.pdf
- Description:
- TVS DIODE 5.5VWM 13VC 4X2SON
- Quantity:
- Payment:
- Shipping:
Inventory:2,551
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Product details
Overview
TPD4E6B06DPWR from Texas Instruments is a 4-channel bidirectional ESD protection diode array in X2SON (DPW) package, designed for high-speed signal lines requiring ultra-low capacitance (4.8 pF typ), ±15-kV IEC 61000-4-2 contact ESD immunity, and clamping voltage ≤10 V at 1 A. It protects audio, SD, SIM, and button interfaces in portable electronics.
For engineers reviewing the TPD4E6B06DPWR datasheet, TPD4E6B06DPWR pinout, TPD4E6B06DPWR application, or TPD4E6B06DPWR equivalent, key selection criteria include its 0.48-mm pitch 4-pin layout, industrial temperature range (–40°C to +125°C), DC breakdown ≥±6 V, dynamic resistance ≤0.45 Ω, and suitability for 700-MHz data paths with minimal signal distortion.
Technical Context
The TPD4E6B06DPWR implements a back-to-back diode clamp architecture per channel, enabling bipolar-bidirectional ESD suppression without polarity constraints on protected lines. Its low dynamic resistance (0.45 Ω IO→GND) and tight clamping (≤10 V @ 1 A) ensure rapid energy diversion during transients while preserving signal integrity.
Designed for placement directly at connectors, it operates passively with no power supply required and relies on reverse standoff voltage (±5.5 V) and DC breakdown (≥±6 V) to define safe operating margins. Thermal performance is managed via soldered thermal pad (Pin 5) and specified RθJB = 245.8°C/W.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| ESD Rating (IEC 61000-4-2) | ±15-kV contact / ±15-kV air-gap discharge - meets Level 4 immunity for handheld interface ports |
| IO Capacitance | 4.8 pF typical at 10 MHz - supports signal integrity up to 700 MHz with minimal insertion loss |
| Clamping Voltage | ≤10 V at 1 A (IO→GND), ≤9 V at 1 A (GND→IO) - limits transient overvoltage seen by downstream ICs |
| DC Breakdown Voltage | ≥±6 V - ensures robust margin above ±5.5-V signal swing in mobile interfaces |
| Dynamic Resistance | 0.45 Ω (IO→GND), 0.42 Ω (GND→IO) - lowers clamping voltage under surge current, improving protection efficacy |
| Leakage Current | ≤100 nA at 5 V - prevents loading of high-impedance analog or digital signal lines |
| Surge Rating (IEC 61000-4-5) | 3 A (8/20 µs) - withstands lightning-induced surges on exposed I/O traces |
Pinout & Package
X2SON (DPW) 4-pin package, 0.8 mm × 0.8 mm body size, 0.48-mm pitch, 0.4-mm max height, with exposed thermal pad (Pin 5) requiring PCB soldering for thermal and mechanical reliability.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | IO1 | ESD-protected bidirectional signal line - connects to first interface trace (e.g., MIC+, SD_CLK) |
| 2 | IO2 | ESD-protected bidirectional signal line - connects to second interface trace (e.g., MIC−, SD_CMD) |
| 3 | IO3 | ESD-protected bidirectional signal line - connects to third interface trace (e.g., EAR+, SIM_CLK) |
| 4 | IO4 | ESD-protected bidirectional signal line - connects to fourth interface trace (e.g., EAR−, SIM_DATA) |
| 5 | GND | Thermal and ESD return path - must be soldered to large PCB ground plane for effective clamping and heat dissipation |
Key Features
| Feature | Design Value |
|---|---|
| Bidirectional clamping per channel | Back-to-back diode structure enables protection of AC-coupled or floating signals without polarity biasing |
| Ultra-low line capacitance | 4.8 pF typical preserves signal rise/fall times and minimizes jitter on high-speed lines (e.g., SD, USB 2.0) |
| 0.48-mm pitch layout | Enables compact routing near connectors and reduces PCB manufacturing cost vs. finer-pitch alternatives |
| Industrial temperature range | –40°C to +125°C operation supports deployment in battery-powered wearables and automotive infotainment peripherals |
| Exposed thermal pad (Pin 5) | Provides low-thermal-resistance path (RθJB = 245.8°C/W) to PCB ground plane, critical for sustained surge handling |
Applications
| Audio Interface Protection | Secure Digital (SD) Interface |
|---|---|
Use Scenario: Protecting microphone, earphone, and speakerphone lines in smartphones and tablets against user-handling ESD. IC Role / Device Role / Timing Role: Passive ESD clamp placed between connector and codec/baseband IC, triggered only during transients. Use Value: 4.8-pF capacitance avoids audio band attenuation; ±15-kV contact rating covers real-world pocket/glove discharge events. |
Use Scenario: Shielding SD card interface pins (CLK, CMD, DAT0–DAT3) from ESD during hot-plug insertion in portable media players. IC Role / Device Role / Timing Role: Four-channel TVS array aligned with SD bus lines, minimizing trace length to preserve 25-MHz clock integrity. Use Value: Low RDYN (0.45 Ω) ensures clamping voltage stays below 10 V at 1-A strike, preventing SD controller latch-up or corruption. |
| SIM Card Interface | Mobile Keypad/Button Lines |
Use Scenario: Guarding SIM CLK, DATA, and RESET lines in dual-SIM phones against electrostatic discharge during SIM tray insertion/removal. IC Role / Device Role / Timing Role: Bidirectional ESD suppressor co-located with SIM connector, handling both positive and negative transients. Use Value: DC breakdown ≥±6 V exceeds SIM interface's ±5.5-V operating range, ensuring no false triggering during normal operation. |
Use Scenario: Protecting mechanical or capacitive keypad/button traces (e.g., volume up/down, power) in ruggedized handheld devices. IC Role / Device Role / Timing Role: Low-leakage (≤100 nA) ESD diode array preventing false actuation while maintaining high-impedance sensing. Use Value: Ultra-low leakage avoids DC offset errors in RC-based button detection circuits; 0.8-mm² footprint saves space on small PCBs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ESD protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ESD5451N-2/TR | 5-pin X1SON, 5.5-pF capacitance, ±12-kV contact ESD rating, 12-V clamping at 1 A | Higher clamping voltage and lower ESD rating reduce margin in high-reliability consumer designs | Acceptable where ±12-kV ESD suffices and board layout accommodates 5-pin footprint |
| SP1001-04UTG | 4-pin SOT-143, 12-pF capacitance, ±15-kV contact ESD, 18-V clamping at 1 A | Higher capacitance degrades >100-MHz signal integrity; larger 2.9-mm² package consumes more board area | Only suitable for low-frequency button/keypad lines where capacitance is non-critical |
Compared with TPD4E6B06DPWR, ES5451N-2/TR offers slightly higher capacitance and lower ESD margin but shares the same 4-channel passive topology, while SP1001-04UTG trades compactness and bandwidth for legacy package compatibility-making TPD4E6B06DPWR optimal for space-constrained, high-speed portable interfaces.
Availability
TPD4E6B06DPWR is available at Aetrix Electronics and suitable for audio interface protection, SD card interface hardening, SIM interface safeguarding, and mobile keypad ESD mitigation requiring stable component supply across high-volume portable electronics production.
Supply support for TPD4E6B06DPWR 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 company delivering analog and embedded processing solutions, with leadership in precision analog, power management, and signal chain technologies.
The TPD4E6B06DPWR belongs to TI's ESD protection portfolio, engineered specifically for ultra-compact, high-bandwidth I/O protection in battery-powered portable devices where board space and signal fidelity are critical.
FAQ
What is the maximum operating frequency supported by the TPD4E6B06DPWR?
The TPD4E6B06DPWR supports signal frequencies up to 700 MHz due to its typical 4.8-pF line capacitance and low dynamic resistance. This makes it suitable for high-speed interfaces including SD, USB 2.0, and high-resolution audio buses where minimal insertion loss and phase distortion are essential. The TPD4E6B06DPWR maintains this performance across its full industrial temperature range.
Does the TPD4E6B06DPWR require a power supply or bias voltage to operate?
No, the TPD4E6B06DPWR is a passive TVS diode array with no power supply requirement. It functions solely through its internal back-to-back diode structure, triggering only during overvoltage transients. The device operates within a signal voltage range of –5.5 V to +5.5 V and draws ≤100 nA leakage current at 5 V, making it compatible with unpowered or low-power interface lines.
How should the thermal pad (Pin 5) of the TPD4E6B06DPWR be handled in PCB layout?
Pin 5 of the TPD4E6B06DPWR is an exposed thermal pad that must be soldered to a solid PCB ground plane to ensure reliable ESD energy dissipation and thermal management. TI specifies RθJB = 245.8°C/W under this condition. Omitting the thermal pad connection degrades surge capability and risks thermal runaway during repeated ESD events. The pad requires solder mask defined openings and ≥92% stencil paste coverage.
Can the TPD4E6B06DPWR protect both analog and digital signal lines?
Yes, the TPD4E6B06DPWR is designed for mixed-signal protection. Its bidirectional clamping, ±6-V DC breakdown, ≤100-nA leakage, and 4.8-pF capacitance make it appropriate for analog audio paths (e.g., MIC, EAR) and digital interfaces (e.g., SD, SIM). The low capacitance avoids high-frequency roll-off in analog chains, while fast response (<1 ns) prevents digital logic upset during ESD strikes.
What is the meaning of "DPW" in the TPD4E6B06DPWR part number?
"DPW" denotes Texas Instruments' proprietary X2SON package designation - a 4-pin, no-lead, ultra-small outline package measuring 0.8 mm × 0.8 mm with 0.48-mm pitch and 0.4-mm maximum height. The DPW package integrates an exposed thermal pad (Pin 5) and is optimized for automated placement and reflow in high-density portable electronics assemblies. The TPD4E6B06DPWR uses this exact package variant.
TPD4E6B06DPWR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 4-XFDFN Exposed Pad
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 4
- Voltage - Reverse Standoff (Typ):
- 5.5V (Max)
- Voltage - Breakdown (Min):
- 6V
- Voltage - Clamping (Max) @ Ipp:
- 13V (Typ)
- Current - Peak Pulse (10/1000µs):
- 3A (8/20µs)
- Power - Peak Pulse:
- 40W
- 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:
- 4-X2SON (0.8x0.8)
TPD4E6B06DPWR FAQ
1.How can I place an order for TPD4E6B06DPWR through Aetrix?
Please submit a Request for Quotation (RFQ) for TPD4E6B06DPWR 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 TPD4E6B06DPWR reliable?
The price and inventory of TPD4E6B06DPWR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TPD4E6B06DPWR is usually 5 days.
3.What payment methods are accepted for TPD4E6B06DPWR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TPD4E6B06DPWR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TPD4E6B06DPWR?
TPD4E6B06DPWR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TPD4E6B06DPWR 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 TPD4E6B06DPWR?
For technical support, including TPD4E6B06DPWR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TPD4E6B06DPWR requirements.
6.How does Aetrix verify that TPD4E6B06DPWR is sourced from the original manufacturer or authorized distributors?
All TPD4E6B06DPWR 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 TPD4E6B06DPWR meets industry standards.
7.What is the process for return or replacement of TPD4E6B06DPWR?
All TPD4E6B06DPWR units undergo pre-shipment inspection (PSI). If there is an issue with TPD4E6B06DPWR, 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 TPD4E6B06DPWR part is unused and in its original packaging.
Return procedure for TPD4E6B06DPWR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
TPD4E6B06DPWR Tags
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ESD9B5.0ST5G
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DESD3V3E1BL-7B
Diodes Incorporated
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Nexperia USA Inc.
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