Overview
The UCC27524A-Q1 is a dual-channel, high-speed, low-side gate driver device manufactured by Texas Instruments. This device is part of the UCC2752x family and is designed to drive MOSFET and IGBT power switches efficiently. It features a robust design with the ability to handle -5V directly at the input pins, enhancing its reliability and robustness. The UCC27524A-Q1 is AEC-Q100 qualified, making it suitable for automotive and high-reliability power supply applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOIC-8, VSSOP-8 PowerPad™ |
| Operating Temperature | -40°C to 150°C |
| Peak Output Current (Source, Sink) | 5A, 5A |
| Propagation Delay | 17ns (typical) |
| Input Type | Non-Inverting |
| Logic Voltage - VIL, VIH | 1V, 2.3V |
| Supply Voltage | 4.5 V ~ 18 V |
| Rise / Fall Time (Typ) | 7ns, 6ns |
| Gate Type | IGBT, N-Channel MOSFET |
| Mounting Type | Surface Mount |
Key Features
- High-speed, low-side gate driver with 5A source and 5A sink current capability.
- Ability to handle -5V directly at the input pins for increased robustness.
- Extremely small propagation delay of 17ns (typical) and tightly matched outputs.
- Rail-to-rail drive capability and low dropout voltage.
- Internal pull-up and pull-down resistors to hold outputs LOW when input pins are floating.
- Enable pins (ENA and ENB) for better control of driver operation.
- TTL and CMOS compatible input thresholds with wide hysteresis for enhanced noise immunity.
- Capable of delivering high-peak current pulses into capacitive loads.
Applications
- Automotive systems.
- Switch-mode power supplies.
- DC-to-DC converters.
- Motor control and solar power systems.
- Gate drive for wide band-gap power devices such as GaN.
- Synchronous rectifiers and dual-polarity, symmetrical drive-gate transformer applications.
Q & A
- What is the UCC27524A-Q1 device used for? The UCC27524A-Q1 is a dual-channel, high-speed, low-side gate driver device used to drive MOSFET and IGBT power switches.
- What are the key features of the UCC27524A-Q1? Key features include high-speed operation, 5A source and sink current capability, ability to handle -5V at input pins, and extremely small propagation delay.
- What are the typical applications of the UCC27524A-Q1? Applications include automotive systems, switch-mode power supplies, DC-to-DC converters, motor control, solar power systems, and gate drive for wide band-gap power devices.
- What is the operating temperature range of the UCC27524A-Q1? The operating temperature range is -40°C to 150°C.
- What packages are available for the UCC27524A-Q1? The device is available in SOIC-8 and VSSOP-8 PowerPad™ packages.
- How does the UCC27524A-Q1 handle floating input pins? Internal pull-up and pull-down resistors ensure that outputs are held LOW when input pins are in a floating condition.
- What is the propagation delay of the UCC27524A-Q1? The propagation delay is typically 17ns.
- Is the UCC27524A-Q1 AEC-Q100 qualified? Yes, the UCC27524A-Q1 is AEC-Q100 qualified, making it suitable for automotive applications.
- What is the supply voltage range for the UCC27524A-Q1? The supply voltage range is 4.5 V to 18 V.
- How does the UCC27524A-Q1 enhance noise immunity? The device features TTL and CMOS compatible input thresholds with wide hysteresis, enhancing noise immunity.
