TPD4S012 - 4-Ch USB ESD Protection, 15V VBUS | TI
MPN: TPD4S012DRYR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0.55 | $0.55 |
| 10 | $0.48 | $4.80 |
| 100 | $0.33 | $33.00 |
| 500 | $0.27 | $135.00 |
| 1,000 | $0.22 | $220.00 |
Drop-in alternatives for TPD4S012DRYR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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TPD4S012DRYR
✅ Drop-In✓ In Stock
$0.26 / Unit
View Datasheet →TPD4S001DRYR
⚡ Same Package ⚠️ 参数待验证📋 Reference alternative (not in catalog)
TPD4E05U06
⚡ Same Package ⚠️ 参数待验证📋 Reference alternative (not in catalog)
TPD4S009DRYR
⚡ Same Package ⚠️ 参数待验证📋 Reference alternative (not in catalog)
TPD4S012DRYR Maximum Ratings & Electrical Characteristics
| Channels | 4 (D+, D-, VBUS protection + power clamp) |
| ESD Protection Rating | ±10 kV (IEC 61000-4-2 system level) |
| Channel Capacitance | 0.8 pF |
| VBUS Tolerance | 15 V |
| Clamp Current (Ipp) | 3 A (8/20 us) |
| Supply Voltage Rating | 5.5 V |
| Application | USB-HS / USB OTG / USB Charger Interface |
| Package | 6-SON (1.45 x 1.0 mm), DRY |
| Mounting Type | Surface Mount |
| Configuration | Flow-through |
| Type | TVS Diode Array with Power Clamp |
| Ecosystem | USB 2.0 High-Speed (480 Mbps) compatible |
TPD4S012DRYR Pin Configuration
| Pin 1 | D+ — USB D+ line ESD channel |
| Pin 2 | GND — Ground reference for ESD discharge path |
| Pin 3 | VBUS — VBUS line with 15-V tolerant power clamp |
| Pin 4 | NC/Flow-through — [DATA_NEEDED: pin 4 function per datasheet] |
| Pin 5 | D- — USB D- line ESD channel |
| Pin 6 | VCC — [DATA_NEEDED: pin 6 function per datasheet] |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
TPD4S012DRYR is suitable for 6 applications: USB Charger Port Protection, USB OTG Portable Devices, USB 2.0 High-Speed Signal-Line Protection, Industrial USB Host Ports, Smartphone and Tablet Connector Protection, Automotive Infotainment USB Ports.
USB Charger Port Protection
The TPD4S012 is specifically designed for USB charger interfaces, per the TI datasheet, which highlights its 15-V tolerance on the VBUS line as the enabling feature. Charger ports face miswiring events, OTG back-voltage, and connector ESD strikes; the 15-V VBUS clamp absorbs these while the 0.8-pF D+/D- channels preserve USB High-Speed signaling. Placed directly at the connector in its 1.45 x 1.0 mm SON package, it clamps ±10-kV IEC 61000-4-2 discharges before they reach the charge-management IC, with the integrated power clamp handling 3-A (8/20 us) transients.
Recommended
USB OTG Portable Devices
USB On-The-Go ports in smartphones, tablets, and media players double as both device and host, exposing VBUS to external voltage sources. The TPD4S012 fits this role because its 15-V VBUS tolerance covers OTG voltage events and the flow-through package fits the dense connector area of portable hardware. With 0.8 pF of channel capacitance, the 480-Mbps High-Speed eye diagram stays within USB compliance margins. Per the TI datasheet, the device is described as ideal for USB OTG due to its high-voltage VBUS tolerance and small flow-through footprint.
Recommended
USB 2.0 High-Speed Signal-Line Protection
For USB 2.0 High-Speed (480 Mbps) D+/D- lines, every picofarad of added capacitance erodes the eye diagram. The TPD4S012's 0.8-pF channel capacitance keeps compliance eye masks open while still providing ±10-kV IEC 61000-4-2 system-level protection. The flow-through pinout routes connector-to-PHY with no trace stubs, and the 1.45 x 1.0 mm SON package fits standard USB connector land patterns. This makes it a natural companion to TI transceiver and processor families in embedded and industrial USB host/device designs.
Recommended
Industrial USB Host Ports
Industrial environments impose harsher ESD and cable-discharge events than consumer settings; operators touch connectors and cables accumulate charge. The TPD4S012 provides ±10-kV IEC 61000-4-2 system-level protection at the USB host port of factory equipment, HMIs, and test instruments. Its 5.5-V rating covers standard 5-V USB rails, and the integrated clamp handles the 3-A (8/20 us) transient typical of cable discharge. Compact SON packaging lets designers place protection inside crowded connector recesses where larger TVS diodes will not fit.
Recommended
Smartphone and Tablet Connector Protection
In smartphones and tablets, board area near the connector is at a premium and multiple lines need protection in one placement. The TPD4S012 consolidates D+, D-, and VBUS protection into a single 1.45 x 1.0 mm 6-SON device, reducing BOM count versus discrete TVS diodes. Its 0.8-pF capacitance supports HS USB compliance and the 15-V VBUS tolerance guards against accessory miswiring - a common field failure mode in mobile hardware. The flow-through layout supports the straight-through routing typical of connector-end PCB designs.
Recommended
Automotive Infotainment USB Ports
Automotive head units and infotainment modules expose USB ports to consumers and harsh electrical environments, where ESD strikes and load-dump-coupled transients threaten the USB transceiver. The TPD4S012 clamps ±10-kV IEC 61000-4-2 events at the connector and its 15-V VBUS tolerance adds robustness against charger adapters plugged into vehicle ports. Its tiny footprint suits dense infotainment PCBs, and TI E2E forum threads reference TPD4S012-family devices in system designs alongside TI processors for vehicle applications. Pair with TI USB hub or MCU silicon for a complete port.
Recommended
Recommended Products Summary
Engineering reference data for TPD4S012DRYR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TPD4S012DRYR | TPD4S001DRYR | TPD4E05U06 |
|---|---|---|---|---|
| Package | 6-SON (1.45 x 1.0 mm) | 6-SON (1.45 x 1.0 mm) - same | 6-SON (1.45 x 1.0 mm) - same package family | USON-6 - similar footprint |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Channels | 4 | 4 | 4 | 4 |
| Channel Capacitance | 0.8 pF | 0.8 pF | [DATA_NEEDED] | 0.3 pF |
| VBUS Tolerance | 15 V | 15 V | [DATA_NEEDED] | 5.5 V |
| ESD Rating (IEC 61000-4-2) | ±10 kV | ±10 kV | [DATA_NEEDED] | ±15 kV |
| Ipp Clamp Current (8/20 us) | 3 A | 3 A | [DATA_NEEDED] | [DATA_NEEDED] |
| Target Interface | USB-HS / OTG / Charger | USB-HS / OTG / Charger | USB / general port | High-speed signal lines |
Key Differentiators
- 15-V tolerant VBUS line with integrated power clamp (vs TPD4E05U06)
- Lower capacitance than most USB TVS arrays (vs TPD4S001DRYR)
- Single-chip 4-channel solution in 1.45 x 1.0 mm (vs TPD4S012DRYR (discrete TVS approach))
Design Notes
Place the TPD4S012 within a few millimeters of the USB connector, before any series elements. ESD current diverted after traveling along a trace radiates and couples into neighboring nets. The flow-through pinout exists specifically to allow a straight connector-to-PHY route; honor it by avoiding doglegs or vias in the D+/D- path.
The integrated power clamp dumps transient current into ground. Connect the GND pin to the PCB ground plane with at least two vias to minimize ground lift during an 8/20 us, 3-A clamp event. High ground inductance raises the effective clamping voltage seen by the protected transceiver and can defeat an otherwise correct ESD design.
Do not substitute a generic 4-channel ESD array without checking VBUS tolerance - most competing parts tolerate only 5.5-7 V, while the TPD4S012 survives 15 V on VBUS for charger miswiring scenarios. Also verify that downstream charge ICs share the same VBUS tolerance, since protection is only as strong as the weakest element on the rail.
Compliance Information
Compliance data not present in provided verified web data; confirm on TI product page quality section.
