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Part No.	VNQ660SP
Manufacturer	STMICROELECTRONICS
Size	408 Kbytes
Pages	26 pages
Description	Quad channel high side solid state relay

Datasheet Summary with AI

VNQ660SP: High-Side N-Channel Power MOSFET Quad Switch

Core Functionality:

️· Quad Channel: The VNQ660SP is a four-channel high-side power MOSFET driver. This means it can control four separate loads (e.g., lights, motors, solenoids) with a single chip.
️· High-Side Switching: It switches the positive side of the load to ground (or power) making it suitable for applications where the load’s ground is common.
️· N-Channel MOSFET: Uses N-channel MOSFETs for switching, offering relatively low on-resistance (Rds(on)).

Key Specifications:

️· Voltage:
- Supply Voltage (Vcc): 6V to 36V
- Undervoltage Shutdown: 3.5V to 6V
- Overvoltage Shutdown: >36V
️· Current:
- Maximum Continuous Current per Channel: 6A (typical) - up to 18A for short periods (pulse testing).
- Short Circuit Current Limitation: 6-18A (depending on voltage)
️· On-Resistance (Rds(on)):
- 40 mΩ (typical at 25°C, 1A, 9V < Vcc < 18V)
- 85 mΩ – 130 mΩ (at 150°C)
️· Protections:
- Overcurrent: Current limitation and shutdown.
- Overtemperature: Thermal shutdown (TTSD at 150-200°C).
- Overvoltage: Shutdown above 36V.
- Undervoltage: Shutdown below 3.5-6V.
️· Diagnostics:
- Openload Detection: Detects disconnected loads.
- Status Pin: Provides feedback on channel status (on, off, fault).
- Current Limitation Indication: The Status pin changes state when the device enters current limit.
️· Switching Speed:
- Turn-on Delay (td(on)): 40-70 µs
- Turn-off Delay (td(off)): 40-140 µs

Important Features/Highlights:

️· Integrated Protection: Comprehensive protection against overcurrent, overtemperature, overvoltage, and undervoltage.
️· Diagnostic Capabilities: Openload detection and status feedback for fault management.
️· Logic Inputs: Compatible with standard logic levels.
️· Low On-Resistance: Minimizes power dissipation and maximizes efficiency.

In essence, the VNQ660SP is a robust, feature-rich power switch designed for applications requiring protected, controlled switching of multiple loads. It is suitable for automotive, industrial, and general-purpose applications.