TPD4S012DRYR - 4-Ch USB ESD Protection, 15V VBUS | TI
MPN: TPD4S012DRYR β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0.48 | $0.48 |
| 10 | $0.41 | $4.10 |
| 100 | $0.3 | $30.00 |
| 500 | $0.24 | $120.00 |
| 1,000 | $0.19 | $190.00 |
Drop-in alternatives for TPD4S012DRYR β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
TPD4S014DSQR
β Drop-Inπ Reference alternative (not in catalog)
TPD4S010DQAR
β Drop-Inπ Reference alternative (not in catalog)
ULC051510TP6
β Drop-Inπ Reference alternative (not in catalog)
TPD4S012DRYR Maximum Ratings & Electrical Characteristics
| Channels | 4 (3x I/O + 1x VBUS power clamp) |
| ESD Protection Rating | Β±10 kV (IEC 61000-4-2, system level) |
| Line Capacitance | 0.8 pF (typical per channel) |
| VBUS Tolerance | 15 V |
| Working Voltage (Data Lines) | 5.5 V |
| Peak Pulse Current (Ipp) | 3 A (8/20 us) |
| Application Interface | USB HS / USB OTG / USB Charger |
| Package | 6-SON (1.45 mm x 1 mm), DRY |
| Mounting Type | Surface Mount |
| Operating Temperature Range | -40C to +85C |
| Technology | TVS diode array with power clamp |
| Polarity | Unidirectional |
| Response to ESD Event | Sub-nanosecond (per IEC 61000-4-2) |
| Terminal Form | No lead |
| Terminal Position | Dual |
TPD4S012DRYR 6-son (1.45 mm x 1 mm), dry Pin Configuration Guide
Complete pinout information for TPD4S012DRYR (6-son (1.45 mm x 1 mm), dry package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for TPD4S012DRYR.
Refer to the datasheet for full pin configuration.
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: Smartphone and Tablet USB Ports, USB On-The-Go (OTG) Interfaces, Portable Charger and Power Bank VBUS Protection, MP3 Players and Portable Media Devices, Industrial USB Host Ports and HMI Panels, Automotive Infotainment USB Connectors (Non-Qualified Use).
Smartphone and Tablet USB Ports
Smartphone and tablet USB connectors are handled by users many times daily, making the port the single most ESD-exposed node in the system. The TPD4S012DRYR fits this role because its 0.8-pF channel capacitance preserves USB 2.0 high-speed (480 Mbps) eye diagrams on D+/D-, while its 15-V tolerant VBUS clamp absorbs charger-port overvoltages that a 5.5-V clamp would not survive. The 1.45 mm x 1 mm 6-SON footprint is essential in phones, where board area near the connector is severely constrained. Placed within a few millimeters of the connector with a solid ground return, the array clamps Β±10-kV IEC 61000-4-2 strikes before they reach the application processor's PHY, and its 3-A (8/20 us) Ipp rating covers the VBUS energy of typical charger transients.
Recommended
USB On-The-Go (OTG) Interfaces
USB OTG ports switch roles between device and host, exposing the ID pin and driving VBUS outward - conditions the TPD4S012DRYR was explicitly designed for. Per the TI product page, the device is 'ideal for providing circuit protection for USB charger and OTG applications due to its high-voltage tolerance at the VBUS line and small flow-through package.' The three high-speed I/O channels cover D+, D-, and ID simultaneously, while the zener-based VBUS clamp tolerates the 15-V OTG events that would damage standard 5.5-V arrays. Because the flow-through pinout enables straight differential routing, signal integrity at 480 Mbps is maintained. Designs that previously protected only two I/O lines with generic arrays leave ID and VBUS vulnerable; this single 6-SON device closes that gap without board-area penalty.
Recommended
Portable Charger and Power Bank VBUS Protection
Portable charger outputs and power-bank VBUS lines face both user handling at the connector and voltage transients from DC-DC conversion stages. The TPD4S012DRYR addresses this with its dedicated 15-V tolerant VBUS clamp and 3-A (8/20 us) Ipp capability, diverting surge energy away from downstream charge-management ICs. Because the same package also protects the D+/D- lines used for charging handshakes (BC1.2, Apple dividers), one 1.45 mm x 1 mm device covers the entire connector. The unidirectional TVS construction suits the positive-rail nature of USB power, and sub-nanosecond response per IEC 61000-4-2 catches fast cable-discharge transients. For charge-only designs without data lines, the lower-cost TPD2E001 remains an option, but OTG-capable banks need the full 4-channel coverage.
Recommended
MP3 Players and Portable Media Devices
Media players expose USB connectors for both data transfer and charging, combining frequent user handling with sensitive high-speed PHY silicon. The TPD4S012DRYR protects these interfaces with 0.8-pF typical line capacitance - low enough that USB 2.0 eye-mask compliance is retained even with the array directly at the connector - while the Β±10-kV IEC 61000-4-2 rating covers the real-world ESD strikes a pocketed device encounters. Its 6-SON (1.45 mm x 1 mm) package fits the dense boards typical of media players, and the flow-through routing keeps differential pairs matched. The 15-V VBUS tolerance protects against after-market charger anomalies. TI's datasheet explicitly targets USB-HS interfaces like these, and the -40C to +85C operating range exceeds consumer temperature requirements with margin.
Recommended
Industrial USB Host Ports and HMI Panels
Industrial touch panels and USB host ports in factory environments face harsher ESD and cable transients than consumer devices, making system-level IEC 61000-4-2 protection at the connector mandatory rather than optional. The TPD4S012DRYR clamps Β±10-kV strikes with sub-nanosecond response, and its 15-V VBUS rating adds robustness against miswired or poorly regulated external USB devices. The -40C to +85C operating range covers unconditioned industrial enclosures. Placing the array at the panel's USB receptacle, with the ground pin tied directly to chassis-adjacent ground plane, prevents strikes from reaching the host controller. For ports that also implement OTG switching to service drives and dongles, the ID-line channel provides coverage that 2-channel arrays cannot, consolidating connector protection in a single 1.45 mm x 1 mm footprint.
Recommended
Automotive Infotainment USB Connectors (Non-Qualified Use)
Consumer-grade automotive infotainment USB ports - dash-mounted charging and media connectors in non-safety systems - see constant connector cycling and harsh cabin ESD. The TPD4S012DRYR provides Β±10-kV IEC 61000-4-2 system-level clamping with a 15-V tolerant VBUS path, useful against load-dump-coupled transients filtered to the connector. Its 0.8-pF capacitance supports 480 Mbps media playback from phones, and the compact 6-SON package suits console-adjacent boards. Important caveat: the available data does not document AEC-Q100 qualification for this device, so it should be restricted to non-safety, consumer-tier automotive applications or paired with a qualified variant where required. Place the device at the receptacle with short ground returns to keep clamping voltage low during multi-kV cable strikes.
Recommended
Recommended Products Summary
Engineering reference data for TPD4S012DRYR β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TPD4S014DSQR | TPD4S010DQAR | ULC051510TP6 |
|---|---|---|---|---|
| Package | 6-SON (1.45 x 1 mm), DRY | 6-SON (USON, DSQ) | USON (larger DQA) | 6-SON (1.45 x 1 mm) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Leiditech (Will Semiconductor) |
| Protected Channels | 4 (3x I/O + VBUS clamp) | 4-channel USB ESD | 4-channel USB ESD | 3x high-speed I/O + VBUS |
| Line Capacitance | 0.8 pF (typ) | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| VBUS Tolerance | 15 V | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| ESD Rating (IEC 61000-4-2) | Β±10 kV | Β±10 kV class (verify) | Β±10 kV class (verify) | Β±10 kV class (verify) |
| Drop-in Compatibility | Reference device | Same-family, verify pin map | Different package - PCB rework required | Stated pin-to-pin compatible |
| Operating Temperature | -40C to +85C | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Integrated 15-V tolerant VBUS power clamp (vs TPD2E001DRLR)
- Smallest footprint in the TI 4-channel USB ESD family (vs TPD4S010DQAR)
- 0.8-pF line capacitance preserves USB 2.0 HS eye diagrams (vs ULC051510TP6)
Design Notes
Place the TPD4S012DRYR within a few millimeters of the USB connector, ahead of any series components, and route the protected lines flow-through so the D+/D- differential pair passes straight through the array without stubs. Each additional nanohenry of trace inductance between the connector and the array increases clamping overshoot during a Β±10-kV IEC 61000-4-2 strike, directly raising the voltage seen by the transceiver. The 1.45 mm x 1 mm 6-SON footprint was chosen by TI specifically to allow this near-connector placement on space-constrained portable boards.
Connect the device ground pin to a low-impedance ground plane using at least two vias placed immediately adjacent to the pad. ESD return current during a strike flows through this path, and plane inductance - not the diode itself - often dominates clamping performance in marginal layouts. Keep the VBUS trace to the clamp short and wide (at least 0.3 mm) to handle the 3-A (8/20 us) Ipp event without excessive series drop. Avoid routing ESD-protected traces across plane splits near the connector region.
Do not substitute a 2-channel generic ESD array (for example TPD2E001DRLR) into an OTG design: it leaves the ID line and VBUS unprotected and lacks the 15-V VBUS tolerance this device provides. Also note the asymmetric ratings - 5.5 V working voltage on data lines versus 15 V on VBUS - are intentional per the TI datasheet; never wire the VBUS clamp node to a data line. When substituting third-party pin-compatible parts such as Leiditech ULC051510TP6, verify clamping voltages and capacitance against your USB eye-diagram budget.
Compliance Information
RoHS/REACH/lead-free statements were not included in the provided web data; verify on the TI TPD4S012 product page under Ordering & Quality environmental information. No AEC-Q100 qualification is documented.
