UCC27321D
- Mfr.Part #
- UCC27321D
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- UCC27321 SINGLE 9-A HIGH SPEED L
- Stock
- 12,602
- In Stock :
- 12,602
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- Manufacturer :
- Texas Instruments
- Product Category :
- Gate Drivers
- Interface IC Type :
- BUFFER OR INVERTER BASED MOSFET DRIVER
- Turn On Delay Time :
- 70 ns
- Nominal Supply Current :
- 650μA
- High Side Driver :
- No
- Fall Time (Typ) :
- 30 ns
- ECCN Code :
- EAR99
- Max Supply Current :
- 650μA
- Number of Pins :
- 8
- REACH SVHC :
- No SVHC
- Driven Configuration :
- Low-Side
- Base Part Number :
- UCC27321
- Factory Lead Time :
- 6 Weeks
- Output Characteristics :
- TOTEM-POLE
- Lead Free :
- Lead Free
- JESD-609 Code :
- e4
- Supply Voltage :
- 14V
- Terminal Position :
- Dual
- Terminal Form :
- Gull wing
- Turn On Time :
- 0.07 µs
- Pbfree Code :
- yes
- Number of Functions :
- 1
- Weight :
- 72.603129mg
- Mounting Type :
- Surface Mount
- Mount :
- Surface Mount
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Packaging :
- Tube
- Peak Reflow Temperature (Cel) :
- 260
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Propagation Delay :
- 70 ns
- Logic Voltage - VIL, VIH :
- 1.1V 2.7V
- Output Current :
- 9A
- Voltage - Supply :
- 4V~15V
- Pin Count :
- 8
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Thickness :
- 1.58mm
- Power Dissipation :
- 650mW
- Turn Off Time :
- 0.07 µs
- Output Voltage :
- 150mV
- Gate Type :
- N-Channel, P-Channel MOSFET
- Output Peak Current Limit-Nom :
- 9A
- Length :
- 4.9mm
- Rise Time :
- 70ns
- Width :
- 3.91mm
- Current - Peak Output (Source, Sink) :
- 9A 9A
- Channel Type :
- Single
- Radiation Hardening :
- No
- RoHS Status :
- ROHS3 Compliant
- Number of Outputs :
- 1
- Rise / Fall Time (Typ) :
- 20ns 20ns
- Operating Temperature :
- -40°C~105°C TA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Input Type :
- Inverting
- Max Power Dissipation :
- 650mW
- Max Output Current :
- 9A
- Height :
- 1.75mm
- Number of Terminations :
- 8
- Datasheets
- UCC27321D

Gate Drivers Texas Instruments UCC27321D Overview
The Texas Instruments UCC27321D represents a cutting-edge solution in the realm of gate drivers, providing robust features that are specifically designed to enhance the efficiency and reliability of high-speed switching applications. As a single 9A high-speed low-side gate driver, the UCC27321D is engineered to drive MOSFETs and IGBTs with speed and precision. Its optimized design enables rapid switching performance, which is essential for minimizing losses and improving the overall system performance in various demanding applications. This gate driver from Texas Instruments ensures high peak output current, excellent noise immunity, and a wide operating temperature range, making it ideal for high-performance power management setups.
UCC27321D Features
The UCC27321D gate driver boasts several key features that distinguish it in the market. These include a high peak drive current of 9A, both sink and source, which facilitates fast switching of connected MOSFETs and IGBTs. Additionally, the device features a wide input supply voltage range from 4.5V to 18V, accommodating various levels of system power supplies. With its robust output stages designed to handle significant capacitive loads efficiently, this component ensures minimal delay and reduced power dissipation. The UCC27321D also provides under-voltage lockout protection, enhancing system safety and reliability under different operating conditions.
UCC27321D Applications
- Motor Control Systems: In applications such as servo motors and HVAC systems, the UCC27321D can drive the power switches used to control motor speed and position with high precision and reliability.
- Power Supply Units: This gate driver is crucial in switch-mode power supplies (SMPS) and DC/DC converters, where it enhances efficiency and response times, contributing to overall system stability and performance.
- LED Lighting: For LED drivers that require high-frequency switching to optimize light output and efficiency, the UCC27321D provides the necessary fast switching capabilities to manage the power stages effectively.
- Automotive Applications: The robust performance and high-speed operation of the UCC27321D make it suitable for automotive electronics, including electric vehicle (EV) power management systems, where fast and reliable gate driving is essential.
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