Overview
The VN808CM-E is a monolithic device designed with STMicroelectronics' VIPower M0-3 technology. It is intended to drive any kind of load with one side connected to ground and can be driven by a 3.3 V logic supply. This device is particularly suited for industrial applications, conforming to IEC 61131 standards. It features active current limitation, thermal shutdown, and automatic restart, which protect the device against overload conditions. In the event of an overload, the channel automatically turns off and on again to maintain a safe operating temperature. Additionally, the device includes safeguards for ground pin disconnection, enhancing its robustness and dependability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VCC (DC Supply Voltage) | 10.5 - 45 | V |
| RDS(on) (On-state Resistance) | 160 - 280 | mΩ |
| IOUT (DC Output Current per Channel) | 0.7 | A |
| VIN (Input Voltage Range) | 0 - 5.5 | V |
| TJ (Junction Operating Temperature) | Internally limited | °C |
| TC (Case Operating Temperature) | Internally limited | °C |
| TSTG (Storage Temperature) | -40 to 150 | °C |
| PTOT (Power Dissipation at TC = 25 °C) | 96 | W |
| Rth(JC) (Thermal Resistance Junction-Case) | 1.3 | °C/W |
| Rth(JA) (Thermal Resistance Junction-Ambient) | 50 | °C/W |
Key Features
- CMOS compatible input
- Junction overtemperature protection
- Case overtemperature protection for thermal independence of the channels
- Current limitation
- Shorted load protection
- Undervoltage shutdown
- Protection against loss of ground
- Very low standby current
- Compliance to 61000-4-4 IEC test up to 4 kV
- Compact size with high current handling capabilities
Applications
The VN808CM-E is especially suitable for industrial applications conforming to IEC 61131 standards. It is designed to drive various types of loads in industrial settings, ensuring reliable and robust performance under different operating conditions.
Q & A
- What is the VN808CM-E used for?
The VN808CM-E is used to drive any kind of load with one side connected to ground, particularly in industrial applications conforming to IEC 61131 standards.
- What is the logic supply voltage required for the VN808CM-E?
The VN808CM-E can be driven by a 3.3 V logic supply.
- What are the key protection features of the VN808CM-E?
The device features active current limitation, thermal shutdown, automatic restart, junction overtemperature protection, case overtemperature protection, shorted load protection, undervoltage shutdown, and protection against loss of ground.
- What is the maximum DC supply voltage for the VN808CM-E?
The maximum DC supply voltage (VCC) is 45 V.
- What is the on-state resistance (RDS(on)) of the VN808CM-E?
The on-state resistance (RDS(on)) is between 160 mΩ and 280 mΩ.
- What is the maximum output current per channel for the VN808CM-E?
The maximum output current per channel is 0.7 A.
- What are the storage temperature limits for the VN808CM-E?
The storage temperature range is from -40 °C to 150 °C.
- Is the VN808CM-E compliant with any specific IEC tests?
Yes, it is compliant with the 61000-4-4 IEC test up to 4 kV.
- What happens if the ground pin is disconnected from the VN808CM-E?
The device automatically turns off in case of ground pin disconnection.
- How does the VN808CM-E handle overload conditions?
In overload conditions, the channel turns off and on again automatically to maintain the junction temperature between TJSD and TR. If the case temperature triggers TCSD, overloaded channels are turned off and can be turned back on only when the case temperature decreases down to TCR.
