ST VN05H HIGH SIDE SMART POWER SOLID STATE RELAY

The VN05H is a monolithic devices made using SGS-THOMSON Vertical Intelligent Power Technology. It is intended for driving resistive or inductive loads with one side grounded. Built-in thermal shut-down protects the chip from over temperature and short circuit. The input control is 5V logic level compatible. The open drain diagnostic output indicates open circuit (no load) and over temperature status.


ST VN05H HIGH SIDE SMART POWER SOLID STATE RELAY - cover page
Brand
STMicroelectronics
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
10
File format
PDF
File size
230 KB
Published
01 June, 2012
Updated
01 October, 2023
MD5 checksum
B155528ADD129900ECB8DE35F161765E

About this manual

The VNO5H is a monolithic high‑side solid‑state relay designed for driving resistive or inductive loads with one side grounded. It features a 5 V logic‑level compatible input, built‑in thermal shut‑down, under‑voltage shut‑down, and an open‑drain diagnostic output that signals open‑circuit and over‑temperature conditions.

Electrical specifications include a continuous output current of 12 A at 25 °C, supply voltage ranges of 40 V (continuous) and 60 V (pulsed), reverse supply voltage of –4 V, and a power dissipation of 52 W at 25 °C. Thermal protection activates at 140 °C, with a junction‑case thermal resistance of 2.4 °C/W and a junction operating range from –40 °C to 150 °C.

What's inside

  • HIGH SIDE SMART POWER SOLID STATE RELAY
  • ABSOLUTE MAXIMUM RATING
  • ELECTRICAL CHARACTERISTICS
  • PROTECTION AND DIAGNOSTICS
  • THERMAL DATA
  • MECHANICAL DATA
  • FUNCTIONAL DESCRIPTION
  • TRUTH TABLE

Specifications

Continuous Output Current12 A
Logic Input Level5 V compatible
Supply Voltage (continuous)40 V
Supply Voltage (pulsed)60 V
Reverse Supply Voltage-4 V
Power Dissipation (≤25 °C)52 W
Junction Temperature Range-40 °C to 150 °C
Input Current10 mA
Thermal Resistance (J‑C)2.4 °C/W
Under‑Voltage Shut‑Down Level5.5 V

Frequently asked questions

What is the maximum continuous output current of the VNO5H?

The device can deliver up to 12 A continuous output current at 25 °C.

What input voltage level does the relay accept?

The relay accepts a 5 V logic‑level compatible input.

At what temperature does the thermal shut‑down activate?

Thermal shut‑down occurs at 140 °C.

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