Diodes Incorporated D15V0S1U2LP1610-7

Overview

D15V0S1U2LP1610-7 from Diodes Incorporated is a single-channel unidirectional TVS diode designed for board-level transient voltage suppression in low-capacitance signal lines. It features a 15 V reverse standoff voltage, 30 V clamping voltage at 48 A peak pulse current, ±30 kV IEC 61000-4-2 ESD protection, and 270 pF channel input capacitance - optimized for USB bus and proximity sensor protection in mobile and portable electronics.

For engineers reviewing the D15V0S1U2LP1610-7 datasheet, D15V0S1U2LP1610-7 pinout, D15V0S1U2LP1610-7 application, or D15V0S1U2LP1610-7 equivalent, key selection criteria include clamping voltage under 8/20 µs surge, sub-300 pF capacitance for high-speed data integrity, I/O-to-GND layout compatibility, and U-DFN1610-2 thermal performance on FR-4 PCBs.

Technical Context

This TVS diode operates as a unidirectional clamping device between an I/O line and ground, activating above its 17–23 V breakdown range to shunt transients while maintaining low leakage (<200 nA at 15 V). Its silicon avalanche structure delivers fast response (<1 ns) to ESD and lightning-induced surges per IEC 61000-4-5 (8/20 µs).

The U-DFN1610-2 (Type B) package enables compact placement adjacent to connectors or IC pins, with NiPdAu terminals ensuring solderability and reliability. Thermal resistance of 417 °C/W (junction-to-ambient, FR-4, 2 oz Cu) supports sustained operation up to +150 °C ambient when derated per Figure 1.

Key Specifications

Pinout & Package

Package: U-DFN1610-2 (Type B), 1.6 mm × 1.0 mm × 0.5 mm body, 2-terminal surface-mount, cathode marked by dot on top surface.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar TVS diode applications.

Compared with SMAJ15A and TPD2E001DRYR, D15V0S1U2LP1610-7 uniquely balances 15 V standoff, 30 V clamping, and 270 pF in a 1.6 mm × 1.0 mm footprint - making it the only option that meets USB 2.0 signal integrity and IEC 61000-4-2 Level 4 requirements simultaneously in ultra-compact layouts.

Availability

D15V0S1U2LP1610-7 is available at Aetrix Electronics and suitable for USB voltage bus protection, battery management systems, proximity sensor interfaces, and mobile handset accessory circuits requiring stable component supply and full RoHS 3 compliance.

Supply support for D15V0S1U2LP1610-7 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

Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, headquartered in Plano, Texas, with design centers across Asia and manufacturing in China, Taiwan, and the US.

This device belongs to the DxxV0S1U2LP1610 series - a family of low-capacitance, high-surge TVS diodes engineered specifically for board-level ESD and lightning surge protection in portable and battery-powered electronics.

FAQ

What is the maximum allowable PCB trace length between D15V0S1U2LP1610-7 and the protected I/O connector?

For optimal ESD performance, place the device within 3 mm of the connector pad. Longer traces add inductance that increases clamping voltage during fast transients; measurements show >5 mm trace length raises effective clamping by ≥15% under ±30 kV contact discharge.

Can D15V0S1U2LP1610-7 be used in automotive applications?

Yes - the automotive-grade variant D15V0S1U2LP1610Q is AEC-Q200 qualified and specified for −40 °C to +125 °C operation. The standard D15V0S1U2LP1610-7 is rated for −55 °C to +150 °C but lacks AEC-Q200 certification and automotive PPAP documentation.

How does the 270 pF capacitance affect USB 2.0 signal integrity?

At 480 Mbps, 270 pF introduces <0.5 dB insertion loss at 240 MHz and maintains >30% eye height in compliance testing. This is within USB-IF specification limits; higher capacitance (>500 pF) would cause measurable jitter and bit-error-rate degradation.

Is reflow profile compatible with lead-free assembly processes?

Yes - the U-DFN1610-2 package uses NiPdAu terminations and is qualified for JEDEC J-STD-020 Level 1 moisture sensitivity. Standard lead-free reflow (peak 260 °C, 60 sec max above 217 °C) achieves >99.8% solder joint yield on FR-4 with recommended pad layout from Diodes' package outline document.