Diodes Incorporated D7V0M1U2LP3-7

Overview

D7V0M1U2LP3 from Diodes Incorporated is a unidirectional transient voltage suppression (TVS) diode designed for ESD protection of high-speed data lines in portable electronics. It features a 7.0 V reverse standoff voltage, ±30 kV IEC 61000-4-2 contact/air ESD rating, 45 pF typical input capacitance, and 7.5 A peak pulse current handling-enabling robust protection in space-constrained interfaces such as USB 2.0 and HDMI signal paths.

For engineers reviewing the D7V0M1U2LP3 datasheet, D7V0M1U2LP3 pinout, D7V0M1U2LP3 application, or D7V0M1U2LP3 equivalent, key selection criteria include clamping voltage at 13 V (IPP = 7.5 A), low leakage (<1.0 µA at 7 V), thermal resistance of 500 °C/W, and compatibility with automated SMT assembly on FR-4 PCBs using X3-DFN0603-2 footprint.

Technical Context

This TVS diode operates in avalanche breakdown mode to clamp transient overvoltages before they damage downstream ICs. Its unidirectional configuration provides asymmetric protection-blocking reverse conduction above 7.5 V while allowing normal forward bias operation of connected circuitry.

The device uses silicon planar construction with a low-capacitance junction optimized for high-frequency signal integrity. Its 45 pF capacitance at 0 V and minimal voltage-dependent variation (Figure 4) ensure minimal distortion on data lines up to ~300 MHz, making it suitable for USB 2.0 (480 Mbps) and SD card interfaces.

Key Specifications

Pinout & Package

Supplied in the X3-DFN0603-2 package: ultra-compact 0.62 mm × 0.32 mm, 0.3 mm height, 2-terminal surface-mount plastic case with matte tin-plated copper leadframe. Moisture sensitivity level 1 (J-STD-020).

Key Features

Applications

Equivalent & Alternatives

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

Compared with SMAJ7.0A and TPD1E05U06DPYR, D7V0M1U2LP3 uniquely balances 7.0 V standoff, 45 pF capacitance, and 13 V clamping in a 0.62 × 0.32 mm footprint-making it optimal for USB 2.0 and SDIO interfaces where signal integrity and board area are co-constrained.

Availability

D7V0M1U2LP3 is available at Aetrix Electronics and suitable for cellular handsets, portable electronics, and computers and peripheral designs requiring stable component supply and full RoHS 3 compliance.

Supply support for D7V0M1U2LP3 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, specializing in high-reliability protection, power management, and signal integrity solutions for consumer, industrial, and automotive markets.

D7V0M1U2LP3 belongs to Diodes' TVS Diode portfolio, engineered specifically for ultra-low-capacitance ESD protection in miniaturized portable electronics-prioritizing interface speed, PCB area efficiency, and regulatory compliance.

FAQ

What is the maximum clamping voltage of D7V0M1U2LP3 under IEC 61000-4-5 surge conditions?

The clamping voltage is 13 V at 7.5 A peak pulse current with an 8/20 µs waveform, as specified in the Electrical Characteristics table. This value represents the maximum voltage imposed on the protected line during worst-case lightning-surge testing per IEC 61000-4-5, ensuring safe operation for 3.3 V and 5 V logic families.

Can D7V0M1U2LP3 be used in bidirectional signal paths like RS-485 or CAN?

No-D7V0M1U2LP3 is unidirectional and only protects against positive transients on the anode relative to cathode. Bidirectional protocols require symmetric clamping; use a bidirectional TVS such as D5V0F1U2LP3 or SMAJ5.0CA instead, which provide equal protection for both polarities.

How does the 45 pF input capacitance affect USB 2.0 signal integrity?

At 45 pF, the device adds negligible loading to USB 2.0 differential pairs: rise/fall times increase by <5% and eye height loss is <1.5 dB at 240 MHz, per Diodes' application note AN-8001. Layout best practices-short traces, symmetric placement, and ground stitching-maintain full 480 Mbps compliance without equalization.

Is D7V0M1U2LP3 compatible with lead-free reflow profiles?

Yes-the device uses matte tin-plated copper leadframe and is rated for standard JEDEC J-STD-020 Level 1 moisture sensitivity. It withstands peak reflow temperatures up to 260 °C for 10 seconds and is qualified for Pb-free soldering processes including SAC305, with no delamination or parametric shift observed in qualification testing.