Overview
The NCV5703ADR2G, part of the NCV5703 series from onsemi, is a high-current, high-performance stand-alone IGBT (Insulated Gate Bipolar Transistor) gate driver. This device is designed for medium-to-high power applications, including solar inverters, motor control, and uninterruptible power supplies. It offers a cost-effective solution by eliminating the need for external output buffers. The NCV5703ADR2G features non-inverted input logic and is available in an 8-pin SOIC package, which is Pb-free, halogen-free, and RoHS compliant.
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 | VOH−GND | VCC + 0.3 | V | ||
| Gate Output Low | VOL−GND | VEE − 0.3 | V | ||
| Input Voltage | VIN−GND | −0.3 | 5.5 | V | |
| Maximum Junction Temperature | TJ(max) | 150 | °C | ||
| Storage Temperature Range | TSTG | −65 | 150 | °C | |
| ESD Capability, Human Body Model | ESDHBM | 4 kV | |||
| ESD Capability, Machine Model | ESDMM | 200 V | |||
| Output Current (High/Low) | +4 A / −6 A | A |
Key Features
- High Current Output: +4 A / −6 A at IGBT Miller Plateau voltages for enhanced IGBT driving.
- Low Output Impedance: Ensures efficient IGBT driving.
- Short Propagation Delay with Accurate Matching: Minimizes pulse-width distortion and ensures reliable operation.
- Direct Interface to Digital Isolator/Opto-coupler/Pulse Transformer: Supports isolated and non-isolated drive configurations.
- DESAT Protection with Programmable Delay: Protects against desaturation faults with adjustable delay.
- Tight UVLO Thresholds: Ensures reliable switching by maintaining a tight band for UVLO enable and disable voltages.
- Wide Bias Voltage Range: Supports unipolar and bipolar bias supplies.
- Active Miller Clamp (NCV5703A): Prevents spurious gate turn-on.
- Negative Output Voltage (NCV5703B): Enhances IGBT driving in systems with negative power supplies.
- Separate Outputs for VOL and VOH (NCV5703C): Provides system design convenience.
Applications
- Motor Control: Suitable for high-power motor control systems.
- Uninterruptible Power Supplies (UPS): Ensures reliable operation in UPS systems.
- Automotive Power Supplies: Used in automotive power supply systems.
- HEV/EV PTC Heaters: Applicable in hybrid and electric vehicle powertrain control systems.
- Solar Inverters: Ideal for high-power solar inverter applications.
Q & A
- What is the NCV5703ADR2G used for?
The NCV5703ADR2G is a high-current IGBT gate driver used in medium-to-high power applications such as solar inverters, motor control, and uninterruptible power supplies.
- What is the package type of the NCV5703ADR2G?
The NCV5703ADR2G is available in an 8-pin SOIC package.
- What are the key protection features of the NCV5703ADR2G?
The device includes Under-voltage-lockout (UVLO), desaturation protection (DESAT), and an Active open-drain FAULT output.
- What is the output current capability of the NCV5703ADR2G?
The device can deliver +4 A / −6 A output current at IGBT Miller Plateau voltages.
- Does the NCV5703ADR2G support isolated and non-isolated drive configurations?
Yes, it supports direct interface to digital isolator/opto-coupler/pulse transformer for isolated drive and logic compatibility for non-isolated drive.
- What is the purpose of the Active Miller Clamp in the NCV5703A?
The Active Miller Clamp prevents spurious gate turn-on during the off period.
- What is the significance of the negative output voltage in the NCV5703B?
The negative output voltage enhances IGBT driving in systems with negative power supplies.
- What are the typical applications of the NCV5703 series?
Typical applications include motor control, uninterruptible power supplies (UPS), automotive power supplies, and HEV/EV PTC heaters.
- Is the NCV5703ADR2G RoHS compliant?
Yes, the NCV5703ADR2G is Pb-free, halogen-free, and RoHS compliant.
- What is the maximum junction temperature for the NCV5703ADR2G?
The maximum junction temperature is 150°C.
