STMicroelectronics VND830ASP-E

Overview

VND830ASP-E from STMicroelectronics is a double-channel high-side smart power switch designed for automotive and industrial load control, featuring 60 mΩ R_DS(on) per channel, 6 A continuous output current, CMOS-compatible inputs, and proportional analog current sense (K = 600–2000) with thermal shutdown, overvoltage clamp (41–55 V), and undervoltage lockout (3–5.5 V). It drives grounded loads in body control modules, lighting systems, and HVAC actuators.

For engineers reviewing the VND830ASP-E datasheet, VND830ASP-E pinout, VND830ASP-E application, or VND830ASP-E equivalent, key selection criteria include per-channel current sense ratio tolerance (±10%), ISO 7637-2 transient immunity (Class C up to Pulse 5), PowerSO-10 thermal resistance (1.3 °C/W junction-to-case), and dual-channel fault diagnosis via dedicated sense pins.

Technical Context

The device integrates two independent VIPower™ M0-3 high-side switches with embedded protection logic: thermal shutdown triggers at 150–200 °C with 135 °C hysteresis, overvoltage shutdown activates at 36 V nominal (41–55 V clamp), and undervoltage disables outputs below 3–5.5 V. Each channel provides isolated analog current sense with programmable gain via external resistor.

It implements active V_CC clamping for low-energy transients (ISO 7637-2 Pulses 1–4), supports reverse-battery protection via external ground-line networks, and features turn-on/turn-off voltage slopes of 200–600 V/ms to limit EMI during inductive switching. Fault reporting includes overtemperature, short-to-ground, and short-to-V_CC detection per channel.

Key Specifications

Pinout & Package

Package: PowerSO-10 - thermally enhanced surface-mount package with exposed die pad for low 1.3 °C/W junction-to-case thermal resistance and 51.2 °C/W junction-to-ambient on standard FR-4 PCB.

Key Features

Applications

Equivalent & Alternatives

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

Compared with VND830ASP-E, BTS724G offers superior current capability and digital configurability but sacrifices dual-channel integration and analog diagnostics; NCV8460A matches sense functionality but lacks integrated overvoltage clamping, increasing system-level component count and validation effort.

Availability

VND830ASP-E is available at Aetrix Electronics and suitable for automotive body control modules, LED lighting systems, HVAC actuator interfaces, and engine bay solenoid control requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for VND830ASP-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 specializing in automotive, industrial, and power management solutions, with over 40 years of automotive qualification expertise and AEC-Q100-compliant manufacturing.

The VND830ASP-E belongs to ST's VIPower™ high-side driver family, engineered specifically for robust, intelligent load switching in harsh automotive environments where reliability, diagnostics, and transient immunity are mandatory.

FAQ

What is the maximum safe operating temperature for VND830ASP-E?

The device features internal thermal shutdown that activates between 150 °C and 200 °C junction temperature, with automatic recovery at 135 °C. Its PowerSO-10 package delivers 1.3 °C/W junction-to-case thermal resistance, enabling 6 A continuous operation at T_c ≤ 150 °C with appropriate PCB copper area and airflow.

Does VND830ASP-E support PWM dimming for LED loads?

Yes - its controlled turn-on/turn-off voltage slopes (200–600 V/ms) and fast switching times (<30 µs delay) make it suitable for PWM dimming up to several kHz. The proportional current sense output allows real-time feedback for closed-loop brightness regulation without external shunt resistors.

How does the current sense ratio vary with temperature and load?

The K-ratio (I_OUT/I_SENSE) varies by ±10% over -40 to 150 °C and ±6% at high loads (2.5 A), as specified in Table 9. At 0.05 A, K ranges from 600 to 2000; at 2.5 A, it narrows to 1280–1680. This calibrated variation is factored into diagnostic algorithms in automotive software stacks.

Can VND830ASP-E drive inductive loads like fuel injectors without external flyback protection?

Yes - its integrated V_CC clamp diode and overvoltage shutdown (36 V nominal, up to 55 V clamp) handle typical inductive kickback. For high-energy demagnetization (e.g., large solenoids), ST recommends verifying against Figure 20's maximum turn-off current vs. inductance curve and using the suggested PowerSO-10 PCB layout in Figure 21.