Overview
The NCP81071BDR2G is a high-speed dual low-side MOSFET driver produced by onsemi. This component is designed to provide large peak currents into capacitive loads, making it suitable for various high-performance applications. It features dual outputs that can be paralleled for higher drive current, enabling efficient control over power MOSFETs. The driver includes enable functions for each channel, allowing for better control and flexibility in different application scenarios.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Supply Voltage | VDD | -0.3 | 24 | V | |
| Output Current (DC) | Iout_dc | 0.3 | A | ||
| Reverse Current (Pulse < 1 μs) | 6.0 | A | |||
| Peak Source Current | ISource | 5.0 | A | ||
| Peak Sink Current | ISink | 5.0 | A | ||
| Rise Time (Typical) | tr | 8 | ns | ||
| Fall Time (Typical) | tf | 8 | ns | ||
| Propagation Delay (Typical) | td1, td2 | 20 | ns | ||
| Input Voltage Range | INA, INB | -6.0 | VDD+0.3 | V | |
| Enable Voltage Range | ENA, ENB | -0.3 | VDD+0.3 | V | |
| Operating Temperature Range | -40 | 140 | °C |
Key Features
- High Current Drive Capability: ±5 A peak current to reduce the Miller effect during MOSFET switching transitions.
- TTL/CMOS Compatible Inputs: Independent of supply voltage, ensuring compatibility with a wide range of logic levels.
- Industry Standard Pin-out: Compatible with standard pin configurations, facilitating easy integration into existing designs.
- Enable Functions: Each driver has an enable input (ENA and ENB) for better control capability in different applications.
- Fast Switching Times: Typical rise and fall times of 8 ns with a 1.8 nF load, and typical propagation delay times of 20 ns.
- Dual Outputs: Can be paralleled for higher drive current, enhancing the overall drive capability.
- Environmental Compliance: Pb-free, halogen-free/BFR-free, and RoHS compliant.
Applications
- Server Power: Suitable for high-performance server power supplies.
- Telecommunication and Datacenter Power: Ideal for power management in telecommunication and datacenter environments.
- Synchronous Rectifier: Used in synchronous rectification applications for improved efficiency.
- Switch Mode Power Supply: Applicable in various switch-mode power supply designs.
- DC/DC Converter: Used in DC/DC converter applications requiring high-speed switching.
- Power Factor Correction: Employed in power factor correction circuits to enhance efficiency.
- Motor Drive: Suitable for motor drive applications requiring precise control.
- Renewable Energy, Solar Inverter: Used in solar inverter systems for efficient power conversion.
Q & A
- What is the peak current drive capability of the NCP81071BDR2G?
The NCP81071BDR2G can deliver ±5 A peak current.
- What are the typical rise and fall times of the NCP81071BDR2G?
The typical rise and fall times are 8 ns each with a 1.8 nF load.
- What is the operating temperature range of the NCP81071BDR2G?
The operating temperature range is from -40°C to 140°C.
- Is the NCP81071BDR2G RoHS compliant?
Yes, the NCP81071BDR2G is Pb-free, halogen-free/BFR-free, and RoHS compliant.
- What are the enable functions of the NCP81071BDR2G?
Each driver has an enable input (ENA and ENB) for better control capability in different applications.
- Can the dual outputs of the NCP81071BDR2G be paralleled?
Yes, the dual outputs can be paralleled for higher drive current.
- What are the typical propagation delay times of the NCP81071BDR2G?
The typical propagation delay times are 20 ns for both input rising and falling transitions.
- What is the input voltage range for the NCP81071BDR2G?
The input voltage range is from -6.0 V to VDD+0.3 V.
- What are some common applications of the NCP81071BDR2G?
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.
- What package types are available for the NCP81071BDR2G?
The NCP81071BDR2G is available in SOIC-8, MSOP8-EP, and WDFN8 3 mm x 3 mm packages.
