STMicroelectronics VND14NV04-1

Overview

VND14NV04-1 from STMicroelectronics is a monolithic OMNIFET II fully autoprotected Power MOSFET in SO-8 package, designed as a smart high-side switch for DC–50 kHz load control. It features 35 mΩ R_DS(on) at V_IN = 5 V and I_D = 7 A, 12 A linear current limit, 40 V integrated overvoltage clamp, and diagnostic feedback via input pin voltage drop. It replaces standard MOSFETs in automotive body electronics and industrial PLC output stages.

For engineers reviewing the VND14NV04-1 datasheet, VND14NV04-1 pinout, VND14NV04-1 application, or VND14NV04-1 equivalent, key selection criteria include its SO-8 footprint compatibility with legacy logic-level drivers, real-time thermal shutdown (150–200 °C trip), fault-sink current capability (10–20 mA), and direct gate access for analog driving - all critical for robust 12 V/24 V DC load switching designs.

Technical Context

This device integrates VIPower™ M0 technology to embed protection logic directly into the power stage: linear current limiting operates independently of input voltage, while thermal shutdown uses on-die temperature sensing in the power MOSFET region for fast response. The internal clamp activates at 36 V threshold and sustains up to 45 V typical clamping voltage during inductive flyback.

Fault detection is implemented via input pin behavior: under overtemperature, the device sinks 10–20 mA (I_gf) to signal failure; with high-impedance drive, the pin collapses to 0 V without disrupting operation. ESD protection meets 4 kV HBM and 16.5 kV output-pin-only CDM standards.

Key Specifications

Pinout & Package

SO-8 package (8-lead plastic small outline) with exposed drain pad for thermal enhancement; pin 1 marked by notch or dot, leads gull-wing formed per JEDEC MS-012.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar smart high-side switch applications.

Compared with VND14NV04-1, STSPIN250 serves multi-axis motion control rather than discrete load switching, while IPS1021H trades diagnostic functionality for lower conduction loss - making VND14NV04-1 optimal for cost-sensitive, self-monitoring 12–24 V industrial outputs requiring minimal external components.

Availability

VND14NV04-1 is available at Aetrix Electronics and suitable for automotive body electronics, industrial PLC digital outputs, and smart lighting systems requiring stable component supply with long-term lifecycle support.

Supply support for VND14NV04-1 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

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, specializing in power management, automotive ICs, and embedded processing solutions.

VND14NV04-1 belongs to the OMNIFET II family of VIPower™ smart power switches, engineered for robust DC load control in harsh environments - particularly targeting automotive and industrial applications demanding integrated protection and diagnostic capability.

FAQ

What is the maximum continuous drain current for VND14NV04-1 in SO-8 package?

The device features a linear current limit of 12 A minimum at V_IN = 5 V and V_DS = 13 V. Continuous current capability depends on PCB thermal design: with 1.6 cm² copper area, SO-8 R_thj-amb is 65 °C/W, allowing ~2.5 A continuous at 70 °C ambient before reaching 150 °C junction limit. Derating curves in Figure 10 confirm this relationship.

Can VND14NV04-1 be driven directly by a microcontroller GPIO?

Yes - its input threshold voltage (0.5–2.5 V) and low input current (100–150 µA) allow direct connection to 3.3 V or 5 V MCU GPIOs without level-shifting or buffering. During fault, it sinks 10–20 mA, so ensure the GPIO can tolerate brief 0 V pull-down or add a series resistor if sink current exceeds MCU specification.

How does the overvoltage clamp protect inductive loads?

The internal clamp activates at 36 V (V_CLTH) and limits drain-source voltage to 40–55 V during flyback, absorbing energy via the MOSFET's avalanche-rated structure. This eliminates need for external TVS diodes in 12 V/24 V systems, with 400 mJ single-pulse avalanche energy (E_AS) validated per Figure 5 test conditions.

Is the SO-8 package thermally adequate for 10 A pulsed loads?

Yes - SO-8 R_thj-case is 1.7 °C/W, enabling high transient current handling. For 10 A pulses ≤100 ms at 1% duty cycle, junction temperature rise stays below 50 °C even with minimal copper. However, sustained >3 A requires ≥1.6 cm² thermal pad per Figure 38; use thermal vias under the exposed drain pad to maximize heat transfer.