STMicroelectronics VNQ830PEP-E

Overview

VNQ830PEP-E from STMicroelectronics is a quad-channel high-side driver IC designed for automotive and industrial load switching, featuring 60 mΩ R_DS(on) per channel, 14 A continuous output current capability, 36 V supply voltage rating, and integrated open-load detection in both on- and off-states. It operates in PowerSSO-24 package and is used to drive resistive, inductive, or capacitive grounded loads in body control modules, lighting systems, and power distribution units.

For engineers reviewing the VNQ830PEP-E datasheet, VNQ830PEP-E pinout, VNQ830PEP-E application, or VNQ830PEP-E equivalent, key selection considerations include its active current limitation with thermal shutdown, reverse battery protection architecture, ISO 7637-2 transient immunity, and CMOS-compatible input logic with open-drain status outputs for real-time fault reporting.

Technical Context

The device integrates four independent VIPower™ M0-3 high-side switches with dedicated status pins, each implementing active current limiting (14–23 A), thermal shutdown at 150–200 °C with 135 °C reset hysteresis, and dual-mode open-load detection-using output current threshold (35–140 mA) in on-state and output voltage threshold (1.5–3.5 V) in off-state. Protection logic includes undervoltage (4 V typ.) and overvoltage (36 V) shutdown, loss-of-ground detection, and VCC clamp against low-energy transients.

Its switching behavior is characterized by 30 µs typical turn-on/turn-off delay (VCC = 13 V, Tj = 25 °C), controlled dV/dt slopes (on/off), and robust ESD tolerance (4–5 kV HBM). The internal architecture supports diagnostic feedback via open-drain status outputs synchronized to input transitions and overload events, enabling closed-loop software supervision in safety-critical applications.

Key Specifications

Pinout & Package

Package: PowerSSO-24 - thermally enhanced exposed-pad SO-24 package with integrated heat slug connected to V_CC, optimized for high-power dissipation in automotive PCBs.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar quad high-side driver applications.

Compared with TPS4H160-Q1, VNQ830PEP-E offers deterministic parallel fault signaling and superior off-state diagnostics at the cost of less flexible configuration; versus BTS724G, it delivers quad integration with matched thermal behavior and reduced assembly cost, though with lower per-channel current headroom.

Availability

VNQ830PEP-E is available at Aetrix Electronics and suitable for automotive body control modules, industrial PLC output stages, truck lighting systems, and off-highway equipment power distribution requiring stable component supply across extended temperature and transient environments.

Supply support for VNQ830PEP-E 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 automotive-grade power ICs, microcontrollers, and analog devices with ISO/TS 16949-certified manufacturing.

VNQ830PEP-E belongs to ST's VIPower™ high-side driver product line, engineered specifically for robust load switching in harsh automotive and industrial environments where protection integrity, diagnostic fidelity, and thermal resilience are critical.

FAQ

What is the maximum continuous output current per channel?

The VNQ830PEP-E supports 14 A continuous output current per channel at T_j ≤ 150 °C, as specified in Table 5 (Power output) and validated by ILIM vs. T_case curves in Figure 13. This rating assumes proper PCB thermal design: ≥8 cm² of 35 µm copper on a single-sided FR-4 board yields R_thj-amb = 41.7 °C/W, enabling full current delivery without thermal derating.

How does off-state open-load detection work?

Off-state open-load detection monitors output voltage (V_OUT) when the channel is disabled: if V_OUT rises above 1.5–3.5 V (Table 11), the STATUS pin pulls low to indicate an open circuit. This occurs because the internal detection circuit senses leakage current through the load path; no external components are required beyond the standard STATUS pull-up resistor.

Is reverse battery protection built-in or external?

Reverse battery protection is implemented externally using either a series resistor (RGND) or diode (DGND) in the ground path, as detailed in Section 3.1 and Figure 24 of the datasheet. The VNQ830PEP-E itself includes internal V_F clamping on outputs (0.6 V typ. at 1.3 A, 150 °C) and loss-of-ground detection, but does not integrate a reverse-polarity blocking element on V_CC or GND pins.

What is the purpose of the exposed thermal pad (TAB)?

The exposed TAB is electrically connected to V_CC and serves as the primary thermal conduction path from the silicon die to the PCB. It must be soldered to a minimum 8 cm² copper pour (35 µm thick) to achieve the 41.7 °C/W R_thj-amb value cited in Table 4; insufficient copper area increases junction temperature and may trigger thermal shutdown under sustained 14 A loads.