Overview
The UCC27324DGNG4 from Texas Instruments is a high-speed dual-MOSFET driver designed to deliver high peak currents to effectively drive MOSFETs. This device is part of the UCC2732x and UCC3732x family, which features a unique bipolar and MOSFET hybrid output stage. This architecture allows for efficient current sourcing and sinking, even at low supply voltages. The UCC27324DGNG4 is particularly useful in applications requiring high current drive capability and low thermal resistance, making it suitable for various power management and control systems.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 8-MSOP-PowerPAD |
| Operating Temperature Range | -40°C to 125°C |
| Supply Voltage | 4.5 V to 15 V |
| Peak Output Current (Source, Sink) | ±4 A |
| Rise Time (Typical) | 20 ns @ 1.8 nF load |
| Fall Time (Typical) | 15 ns @ 1.8 nF load |
| Propagation Delay Time (Typical) | 25 ns (falling), 35 ns (rising) |
| Input Logic Compatibility | TTL and CMOS |
| Input Thresholds | 1 V (low), 2 V (high) |
| Number of Drivers | 2 |
| Number of Outputs | 2 |
| Mounting Type | Surface Mount |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Bi-CMOS Output Architecture
- ±4 A Drive Current at the Miller Plateau Region
- Constant-Current Even at Low Supply Voltages
- Outputs Paralleled for Higher Drive Current
- Available in MSOP-PowerPAD™ Package for reduced thermal resistance
- TTL/CMOS Inputs Independent of Supply Voltage
- Industry-Standard Pin-Out
- TrueDrive™ Output Architecture Using Bipolar and CMOS Transistors in Parallel
- Wide Input Hysteresis for Excellent Noise Immunity
Applications
- Switch-Mode Power Supplies
- DC-DC Converters
- Solar Inverters
- Motor Control Systems
- Uninterruptible Power Supplies (UPS)
- Automotive Applications (for UCC27324-Q1 variant)
Q & A
- What is the peak output current of the UCC27324DGNG4?
The UCC27324DGNG4 can deliver ±4 A peak output current.
- What are the typical rise and fall times of the UCC27324DGNG4?
The typical rise time is 20 ns and the typical fall time is 15 ns at a 1.8 nF load.
- What is the operating temperature range of the UCC27324DGNG4?
The operating temperature range is -40°C to 125°C.
- What types of input logic are compatible with the UCC27324DGNG4?
The device is compatible with TTL and CMOS input logic.
- Can the outputs of the UCC27324DGNG4 be paralleled for higher drive current?
- What is the supply voltage range for the UCC27324DGNG4?
The supply voltage range is 4.5 V to 15 V.
- What package options are available for the UCC27324DGNG4?
The device is available in the MSOP-PowerPAD™ package.
- Is the UCC27324DGNG4 RoHS compliant?
- What are some common applications for the UCC27324DGNG4?
- Does the UCC27324DGNG4 have any special features for noise immunity?
