Overview
The NUD3105DMT1 is a power distribution switch and load driver produced by onsemi. This device is designed to handle inductive loads such as relays, solenoids, incandescent lamps, and small DC motors. It integrates a MOSFET switch, ESD protection, and Zener clamps, making it a robust solution for switching applications. The NUD3105DMT1 is optimized to switch relays from 3.0 V to 5.0 V rail and can drive relay coils rated up to 2.5 W at 5.0 V. It accepts logic level inputs, allowing it to be driven by a variety of devices including logic gates, inverters, and microcontrollers.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Technology | Si | Mounting Style | SMD/SMT |
| Transistor Polarity | N-Channel | Number of Channels | 2 Channel |
| Vds - Drain-Source Breakdown Voltage | 6 V | Id - Continuous Drain Current | 500 mA |
| Rds On - Drain-Source Resistance | 900 mOhms | Vgs - Gate-Source Voltage | - 6 V, + 6 V |
| Minimum Operating Temperature | - 40°C | Maximum Operating Temperature | + 85°C |
| Pd - Power Dissipation | 380 mW | Channel Mode | Enhancement |
| Brand | onsemi | Configuration | Dual |
| Fall Time | 32 ns, 30 ns | Height | 0.94 mm |
| Length | 3 mm | Width | 1.5 mm |
| Unit Weight | 0.000988 oz | Package/Case | SC-70-6, SOT-457 |
Key Features
- Integrated MOSFET switch, ESD protection, and Zener clamps to handle inductive loads without the need for a free-wheeling diode.
- Accepts logic level inputs, allowing it to be driven by logic gates, inverters, and microcontrollers.
- Optimized to switch relays from 3.0 V to 5.0 V rail and can drive relay coils rated up to 2.5 W at 5.0 V.
- Internal Zener clamp routes induced current to ground, providing a quieter operation.
- Dual channel configuration with low side output.
- Surface mount package (SC-74, SOT-457) for easy integration into SMD/SMT designs.
Applications
- Switching inductive loads such as relays, solenoids, and small DC motors.
- Driving incandescent lamps and other small loads.
- Use in automotive, industrial, and consumer electronics where robust and reliable switching of inductive loads is required.
Q & A
- What is the primary function of the NUD3105DMT1?
The NUD3105DMT1 is used to switch inductive loads such as relays, solenoids, incandescent lamps, and small DC motors.
- What type of package does the NUD3105DMT1 come in?
The NUD3105DMT1 comes in a SC-70-6 or SOT-457 package).
- What is the maximum drain-source breakdown voltage of the NUD3105DMT1?
The maximum drain-source breakdown voltage is 6 V).
- What is the continuous drain current rating of the NUD3105DMT1?
The continuous drain current rating is 500 mA).
- What is the operating temperature range of the NUD3105DMT1?
The operating temperature range is from -40°C to +85°C).
- Does the NUD3105DMT1 require a free-wheeling diode for operation?
No, the NUD3105DMT1 integrates an internal Zener clamp that eliminates the need for a free-wheeling diode).
- What types of devices can drive the NUD3105DMT1?
The NUD3105DMT1 can be driven by logic gates, inverters, and microcontrollers due to its logic level input capability).
- What is the power dissipation rating of the NUD3105DMT1?
The power dissipation rating is 380 mW).
- Is the NUD3105DMT1 RoHS compliant?
- What is the status of the NUD3105DMT1 in terms of production and availability?
The NUD3105DMT1 is scheduled for obsolescence and will be discontinued by the manufacturer).
