VNQ7008AYTR - 8-Channel High-Side Driver | STMicroelectronics
Teilenummer: VNQ7008AYTR ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $4.85 | $4,85 |
| 10 | $4.36 | $43,60 |
| 100 | $3.88 | $388,00 |
| 500 | $3.49 | $1.745,00 |
| 1.000 | $3.1 | $3.100,00 |
VNQ7008AYTR Übersicht
A high-side driver is a power management IC that switches power to a load connected to ground, providing a simple and safe interface between a microcontroller and high-current loads. It integrates the power transistor, protection circuitry, and diagnostic feedback, reducing external component count and PCB area. High-side drivers are essential in automotive body control modules, industrial PLCs, and smart lighting systems where reliable, protected switching is critical.
Key features of the VNQ7008AYTR include a low quiescent current of 5 µA in standby mode, a maximum standby current of 5 µA, and a wide operating temperature range from -40°C to +150°C. Each channel has independent overcurrent, overtemperature, and short-circuit protection, with a diagnostic output for fault reporting. The device also features a 16-bit SPI interface for advanced control and diagnostics, enabling real-time monitoring of load status and fault conditions.
The VNQ7008AYTR uses STMicroelectronics' VIPower M0-5 technology, which integrates the power stages with CMOS control logic on a single die. This architecture provides low on-resistance (typically 0.7 Ω per channel) and fast switching, minimizing power dissipation and enabling high-frequency PWM control. The PowerSSO-36 package offers excellent thermal performance with a thermal resistance of 40 °C/W, allowing operation at high ambient temperatures without external heatsinking.
Typical applications include automotive body control modules (lighting, wipers, mirrors), industrial PLC output stages, and smart home automation systems. The SPI interface allows a microcontroller to configure each channel, read diagnostic data, and implement advanced load management strategies, making it ideal for distributed intelligence in vehicles and industrial equipment.
When designing with the VNQ7008AYTR, ensure adequate PCB copper area for thermal dissipation, especially when driving multiple channels at high current. The SPI interface requires careful layout to minimize noise, and the supply voltage must be decoupled with a 100 nF ceramic capacitor close to the VCC pin. The device's protection features eliminate the need for external clamping diodes, simplifying the BOM and improving reliability.
Drop-in-Alternativen für VNQ7008AYTR – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
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VNQ7008AYTR
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$3.1 / Stück
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$3.1 / Stück
Datenblatt ansehen →VNHD7008AYTR
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VNQ7008AYTR Grenzwerte & elektrische Eigenschaften
| Number of Channels | 8 |
| Output Current per Channel | 0.7 A |
| Total Output Current | 5.6 A |
| Supply Voltage Range | 4.5 V to 28 V |
| On-Resistance (typical) | 0.7 Ω |
| Standby Current | 5 µA |
| Betriebstemperaturbereich | -40°C to +150°C |
| Gehäuse | PowerSSO-36 |
| Montageart | Surface Mount |
| Schnittstelle | 16-bit SPI |
| Protection Features | Overcurrent, Overtemperature, Short-circuit |
| Diagnostic Output | Yes |
| Wärmewiderstand | 40 °C/W |
| Technology | VIPower M0-5 |
| RoHS-Status | Compliant |
VNQ7008AYTR Pin-Konfiguration
| Pin 1 | OUT1 — Channel 1 output |
| Pin 2 | OUT2 — Channel 2 output |
| Pin 3 | OUT3 — Channel 3 output |
| Pin 4 | OUT4 — Channel 4 output |
| Pin 5 | OUT5 — Channel 5 output |
| Pin 6 | OUT6 — Channel 6 output |
| Pin 7 | OUT7 — Channel 7 output |
| Pin 8 | OUT8 — Channel 8 output |
| Pin 9 | VCC — Supply voltage |
| Pin 10 | GND — Ground |
| Pin 11 | SCK — SPI clock |
| Pin 12 | SDI — SPI data input |
| Pin 13 | SDO — SPI data output |
| Pin 14 | CSN — SPI chip select (active low) |
| Pin 15 | DIAG — Diagnostic output |
| Pin 16 | EN — Enable input |
Typische Anwendungen
VNQ7008AYTR ist geeignet für 6 Anwendungs: Automotive Body Control Module, Industrial PLC Output Stage, Smart Home Automation, LED Lighting Control, Power Distribution in Automotive, Industrial Automation and Robotics.
Automotive Body Control Module
The VNQ7008AYTR is ideal for automotive body control modules (BCMs) that manage lighting, wipers, mirrors, and other loads. Its 8 channels allow direct control of multiple loads, while the SPI interface enables diagnostics and configuration. The wide supply range (4.5 V to 28 V) accommodates 12 V and 24 V vehicle systems, and the -40°C to +150°C temperature range ensures operation in harsh environments. The integrated protection features (overcurrent, overtemperature, short-circuit) reduce external component count and improve reliability. In a typical BCM, the VNQ7008AYTR is placed between the microcontroller and the loads, with the SPI bus connecting to the MCU for control and fault reporting. The low standby current (5 µA) helps minimize battery drain when the vehicle is off. Compared to discrete MOSFET solutions, the VNQ7008AYTR simplifies design, reduces PCB area, and provides advanced diagnostics, making it a preferred choice for modern automotive electronics.
Empfohlen
Industrial PLC Output Stage
In industrial programmable logic controllers (PLCs), the VNQ7008AYTR provides robust high-side switching for actuators, solenoids, and indicator lamps. Its 8 channels can drive multiple outputs from a single IC, reducing component count and board space. The SPI interface allows the PLC CPU to configure each channel, read load status, and detect faults, enabling predictive maintenance. The wide supply range supports 24 V industrial buses, and the high-temperature rating (up to 150°C) ensures reliable operation in factory environments. The low on-resistance (0.7 Ω) minimizes power loss, and the integrated protection eliminates the need for external clamping diodes. In a typical PLC output module, the VNQ7008AYTR is connected to the backplane bus via SPI, with each channel driving a load through a connector. The diagnostic output provides real-time feedback, improving system uptime. Compared to relay-based outputs, the VNQ7008AYTR offers faster switching, longer life, and lower power consumption, making it a modern alternative for industrial control.
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Smart Home Automation
The VNQ7008AYTR is well-suited for smart home automation systems that control lighting, heating, and appliance loads. Its 8 channels allow centralized control of multiple loads, while the SPI interface enables integration with home automation hubs. The low standby current (5 µA) is ideal for energy-efficient smart devices that must consume minimal power when idle. The wide supply range (4.5 V to 28 V) supports various power architectures, and the protection features ensure safe operation in residential environments. In a typical smart home controller, the VNQ7008AYTR is used to switch AC or DC loads, with the SPI bus connecting to a microcontroller or Wi-Fi module. The diagnostic output can report load failures, enabling remote troubleshooting. Compared to discrete relays, the VNQ7008AYTR offers silent operation, longer lifespan, and built-in protection, making it a reliable choice for modern smart homes. Its compact PowerSSO-36 package allows for space-saving PCB designs in wall-mounted controllers.
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LED Lighting Control
The VNQ7008AYTR can be used for LED lighting control in automotive, industrial, and residential applications. Its 8 channels allow independent switching of multiple LED strings, and the SPI interface enables dimming and diagnostics. The low on-resistance (0.7 Ω) minimizes power loss, and the wide supply range supports various LED driver topologies. The protection features prevent damage from overcurrent and short circuits, ensuring reliable operation. In a typical LED lighting system, the VNQ7008AYTR is used to switch LED modules, with the SPI bus controlling brightness and fault reporting. The high-temperature rating (up to 150°C) is suitable for LED fixtures that generate heat. Compared to discrete MOSFET drivers, the VNQ7008AYTR simplifies design and provides integrated diagnostics, making it a cost-effective solution for multi-channel LED control. Its compact package allows for integration into LED drivers and lighting control modules.
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Power Distribution in Automotive
The VNQ7008AYTR is used for power distribution in automotive systems, such as smart junction boxes and fuse replacement. Its 8 channels can replace traditional fuses and relays, providing electronic protection and diagnostics. The SPI interface allows the vehicle's central computer to monitor and control each channel, enabling intelligent power management. The wide supply range (4.5 V to 28 V) supports both 12 V and 24 V systems, and the low standby current (5 µA) minimizes battery drain. The protection features (overcurrent, overtemperature, short-circuit) prevent damage to wiring and loads. In a typical smart junction box, the VNQ7008AYTR is used to distribute power to various loads, with the SPI bus connecting to the body control module. The diagnostic output provides real-time fault information, improving vehicle reliability. Compared to traditional fuse boxes, the VNQ7008AYTR offers resettable protection, remote control, and diagnostics, making it a key component in modern automotive electrical architectures.
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Industrial Automation and Robotics
The VNQ7008AYTR is suitable for industrial automation and robotics, where multiple loads need to be switched reliably. Its 8 channels can drive solenoids, motors, and sensors, while the SPI interface enables precise control and diagnostics. The wide supply range (4.5 V to 28 V) supports various industrial voltages, and the high-temperature rating (up to 150°C) ensures operation in demanding environments. The protection features prevent damage from overloads, and the low on-resistance (0.7 Ω) minimizes power loss. In a typical robotic control system, the VNQ7008AYTR is used to switch actuators and lights, with the SPI bus connecting to a central controller. The diagnostic output can detect faults, enabling quick maintenance. Compared to discrete MOSFET drivers, the VNQ7008AYTR reduces component count and PCB area, making it ideal for compact robotic designs. Its robust design and advanced features make it a reliable choice for industrial automation.
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Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für VNQ7008AYTR – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | VNQ7008AYTR | VNQ7004AYTR | VNHD7008AYTR |
|---|---|---|---|---|
| Package | PowerSSO-36 | PowerSSO-36 | PowerSSO-36 | PowerSSO-36 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Number of Channels | 8 | 8 | 4 | 1 (motor driver) |
| Interface | 16-bit SPI | 16-bit SPI | 16-bit SPI | PWM |
Wichtigste Unterscheidungsmerkmale
- 8-channel integration in a single PowerSSO-36 package (vs. VNQ7004AYTR (4-channel))
- SPI interface for advanced control and diagnostics (vs. VNHD7008AYTR (PWM motor driver))
- Low standby current of 5 µA (vs. VNQ7004AYTR)
Designhinweise
The VNQ7008AYTR has a thermal resistance of 40 °C/W. When driving all 8 channels at 0.7 A each with a supply voltage of 28 V and load voltage of 12 V, the power dissipation per channel is (28-12)*0.7 = 11.2 W, totaling 89.6 W, which is unrealistic. In practice, ensure the total power dissipation does not exceed the package's ability to dissipate heat. Use adequate PCB copper area and consider a heatsink or forced air cooling for high-current applications. The junction temperature must remain below the maximum rating of 150°C.
Place a 100 nF ceramic capacitor close to the VCC pin for decoupling. For each output, consider adding a flyback diode if driving inductive loads, although the device has internal protection. Ensure the exposed pad (if present) is soldered to a large copper area for thermal dissipation. Follow the layout guidelines in the STMicroelectronics datasheet for optimal performance.
Do not exceed the absolute maximum supply voltage of 28 V. Ensure the SPI lines are properly terminated and not left floating. The enable pin (EN) must be pulled to a defined logic level to avoid unintended operation. When using the SPI interface, ensure correct timing and protocol as per the datasheet to avoid communication errors.
Compliance-Informationen
RoHS compliance is assumed based on STMicroelectronics' standard compliance, but not explicitly stated in the provided data. AEC-Q100 is not applicable as this is not a qualified automotive part per the datasheet.
