Overview
The NCP81074BDR2G is a single-channel, low-side MOSFET driver produced by onsemi. This device is designed to provide high current drive capability, making it suitable for a variety of high-power applications. It features a split output configuration, allowing users to control the turn-on and turn-off slew rates, which is crucial for managing the switching transitions of MOSFETs. The NCP81074BDR2G is available in an SOIC-8 package and is Pb-free, halogen-free, and RoHS compliant.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | VDD | -0.3 | 24 | V | |
| Output Current (DC) | Iout_dc | 0.6 | A | ||
| Reverse Current (Pulse < 1 μs) | 10 | A | |||
| Input Voltage | IN+, IN- | -6 | 24 | V | |
| Junction Operation Temperature | TJ | -40 | 150 | °C | |
| Propagation Delay Time (Low to High, IN Rising) | td1 | 15 | 27 | ns | |
| Rise Time | tr | 4 | 7 | ns | |
| Fall Time | tf | 4 | 7 | ns | |
| Peak Source Current | ISource | 10 | A | ||
| Miller Plateau Source Current | ISource | 7 | A |
Key Features
- High Current Drive Capability: ±10 A peak current
- TTL/CMOS Compatible Inputs Independent of Supply Voltage
- High Reverse Current Capability: 10 A peak
- Fast Propagation Delay Times: 15 ns with input falling and rising
- Split Output Configuration for Slew Rate Control
- Dual Input Design Offering Drive Flexibility
- Pb-free, Halogen Free/BFR Free and RoHS Compliant
- Operating Temperature Range: -40°C to +140°C
Applications
- Server Power
- Telecommunication and Datacenter Power
- Synchronous Rectifier
- Switch Mode Power Supply
- DC/DC Converter
- Power Factor Correction
- Motor Drive
- Renewable Energy, Solar Inverter
Q & A
- What is the maximum peak current the NCP81074BDR2G can deliver?
The NCP81074BDR2G can deliver up to 10 A peak current and 7 A at the Miller plateau region.
- What are the typical rise and fall times of the NCP81074BDR2G?
The typical rise and fall times are 4 ns each with a 1.8 nF load.
- What is the input voltage range for the NCP81074BDR2G?
The input voltage range is from -6 V to 24 V.
- What is the junction operation temperature range of the NCP81074BDR2G?
The junction operation temperature range is from -40°C to 150°C.
- Is the NCP81074BDR2G RoHS compliant?
Yes, the NCP81074BDR2G is Pb-free, halogen-free, and RoHS compliant.
- What are the common applications of the NCP81074BDR2G?
Common applications include server power, telecommunication and datacenter power, synchronous rectifier, switch mode power supply, DC/DC converter, power factor correction, motor drive, and renewable energy systems like solar inverters.
- What package types are available for the NCP81074BDR2G?
The NCP81074BDR2G is available in SOIC-8 and DFN8 2x2 mm packages.
- How does the split output configuration benefit the user?
The split output configuration allows the user to control the turn-on and turn-off slew rates, which is important for managing the switching transitions of MOSFETs.
- What is the recommended PCB layout for using the NCP81074BDR2G?
It is recommended to place the driver close to the power MOSFET, keep the traces short and wide, and place the decoupling capacitor close to the gate drive IC to minimize parasitic inductance and ensure high peak current delivery.
- What are the propagation delay times for the NCP81074BDR2G?
The propagation delay times are typically 15 ns for both input rising and falling with a 1.8 nF load.
