Overview
The UCC27201D, manufactured by Texas Instruments, is a high-performance MOSFET driver designed for high-frequency N-channel MOSFET control. This IC is part of the UCC2720x series and is specifically engineered for applications requiring precise and flexible control of MOSFETs in half-bridge, full-bridge, and other power conversion topologies. The UCC27201D features independent high-side and low-side drivers with a 120V bootstrap diode, making it suitable for industrial, automotive, and consumer electronics applications. Its compact 8-pin SOIC package and robust performance characteristics position it as a reliable choice for engineers seeking efficient and high-speed MOSFET driving solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Configuration | High and Low Side, Synchronous | - | Non-Inverting Input |
| Peak Output Current | 3 | A | Typical |
| Supply Voltage | 8 to 17 | V | - |
| Operating Temperature | -40 to 140 | °C | - |
| Rise Time | 8 | ns | Typical |
| Fall Time | 7 | ns | Typical |
| Propagation Delay | 20 | ns | Typical |
| Package | 8-SOIC | - | Surface Mount |
| Bootstrap Voltage | 120 | V | Maximum |
| Power Dissipation | 1300 | mW | Maximum |
Key Features
- Independent high-side and low-side drivers for maximum control flexibility.
- Integrated 120V bootstrap diode eliminates the need for external components.
- TTL-compatible input thresholds for robust noise immunity.
- 1 ns delay matching between high-side and low-side drivers for precise timing.
- Supports high-frequency operation up to 1 MHz.
- Undervoltage lockout (UVLO) protection for both high-side and low-side drivers.
Applications
The UCC27201D is widely used in power conversion systems, including half-bridge and full-bridge configurations, as well as dual-switch forward and active clamp forward converters. Its high-speed and high-current capabilities make it ideal for applications in industrial motor drives, solar inverters, uninterruptible power supplies (UPS), and automotive systems. The device's ability to handle high voltages and temperatures ensures reliable performance in demanding environments.
Q & A
1. What is the maximum bootstrap voltage supported by the UCC27201D?
The UCC27201D supports a maximum bootstrap voltage of 120V.
2. What is the typical peak output current of the UCC27201D?
The typical peak output current is 3A.
3. Is the UCC27201D compatible with TTL logic levels?
Yes, the UCC27201D features TTL-compatible input thresholds.
4. What is the operating temperature range of the UCC27201D?
The operating temperature range is -40°C to 140°C.
5. Does the UCC27201D require an external bootstrap diode?
No, the UCC27201D includes an integrated 120V bootstrap diode.
6. What is the typical propagation delay of the UCC27201D?
The typical propagation delay is 20 ns.
7. What package does the UCC27201D come in?
The UCC27201D is available in an 8-pin SOIC package.
8. Can the UCC27201D be used in full-bridge configurations?
Yes, the UCC27201D is suitable for full-bridge and half-bridge configurations.
9. What is the maximum power dissipation of the UCC27201D?
The maximum power dissipation is 1300 mW.
10. Does the UCC27201D support undervoltage lockout (UVLO)?
Yes, the UCC27201D includes UVLO protection for both high-side and low-side drivers.
