Overview
The NCD5701ADR2G, produced by onsemi, is a high-current, high-performance stand-alone IGBT (Insulated Gate Bipolar Transistor) driver designed for high power applications. This device is part of the NCD5701 family, which includes variants such as NCD5701A, NCD5701B, and NCD5701C. It is particularly suited for applications like solar inverters, motor control, and uninterruptible power supplies (UPS). The NCD5701ADR2G offers a cost-effective solution by eliminating the need for external output buffers and features advanced protection mechanisms including under-voltage lockout (UVLO), desaturation protection (DESAT), and an active low FAULT output.
Key Specifications
| Parameter | Symbol | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|---|
| Differential Power Supply | VCC−VEE | 0 | - | 36 | V |
| Positive Power Supply | VCC−GND | -0.3 | - | 22 | V |
| Negative Power Supply | VEE−GND | -18 | - | 0.3 | V |
| Gate Output High | VO, VOH−GND | - | - | VCC + 0.3 | V |
| Gate Output Low | VO, VOL−GND | VEE − 0.3 | - | - | V |
| Input Voltage | VIN−GND | -0.3 | - | 5.5 | V |
| Output Current (Source/Sink) | - | - | +4 A / −6 A | A | |
| Propagation Delay (DESAT to VO/VOL) | td2−OUT | - | - | 220 ns | ns |
| Maximum Junction Temperature | TJ(max) | - | - | 150 °C | °C |
| Storage Temperature Range | TSTG | -65 °C | - | 150 °C | °C |
| Package Type | - | - | - | SOIC-8 | - |
Key Features
- High Current Output: +4 A / −6 A at IGBT Miller Plateau voltages, ensuring efficient IGBT driving.
- Low Output Impedance: Enhanced IGBT driving performance.
- Short Propagation Delay: Accurate matching and short delay times for reliable operation.
- DESAT Protection: Desaturation protection with programmable delay to prevent false triggering.
- UVLO Thresholds: Tight UVLO thresholds for bias flexibility.
- Wide Bias Voltage Range: Supports a wide range of bias supplies, including unipolar and bipolar voltages.
- Active Miller Clamp (NCD5701A): Prevents spurious gate turn-on.
- Negative Output Voltage (NCD5701B): Enhanced IGBT driving with negative output voltage.
- Separate Outputs for VOL and VOH (NCD5701C): Convenience for system design.
- RoHS Compliant: Pb-free, halogen-free, and RoHS compliant.
Applications
- Solar Inverters: Ideal for high-power solar inverter systems.
- Motor Control: Used in motor control applications requiring high current and reliability.
- Uninterruptible Power Supplies (UPS): Essential for UPS systems that demand high performance and reliability.
- Rapid Shutdown for Photovoltaic Systems: Supports rapid shutdown requirements in photovoltaic systems.
Q & A
- What is the NCD5701ADR2G used for?
The NCD5701ADR2G is a high-current IGBT driver used in high power applications such as solar inverters, motor control, and uninterruptible power supplies.
- What are the key features of the NCD5701ADR2G?
Key features include high current output, low output impedance, short propagation delay, DESAT protection, and wide bias voltage range.
- What is the maximum junction temperature of the NCD5701ADR2G?
The maximum junction temperature is 150 °C.
- What is the package type of the NCD5701ADR2G?
The package type is SOIC-8.
- Is the NCD5701ADR2G RoHS compliant?
Yes, it is Pb-free, halogen-free, and RoHS compliant.
- What is the purpose of the Active Miller Clamp in NCD5701A?
The Active Miller Clamp prevents spurious gate turn-on during high dv/dt transitions.
- How does the NCD5701B differ from other variants?
The NCD5701B offers a negative output voltage for enhanced IGBT driving.
- What are the typical applications of the NCD5701ADR2G?
Typical applications include solar inverters, motor control, UPS systems, and rapid shutdown for photovoltaic systems.
- What is the significance of DESAT protection in the NCD5701ADR2G?
DESAT protection detects desaturation of the IGBT due to a fault condition and prevents false triggering with a programmable blanking delay.
- How does the UVLO feature work in the NCD5701ADR2G?
The UVLO feature ensures reliable switching of the IGBT by locking out the device under low bias voltage conditions.
