UCC27537DBVR

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UCC27537DBVR

+Nomenclature

IC GATE DRVR LOW-SIDE SOT23-5

  • FabricantTexas Instruments

  • Pièce fabricant #UCC27537DBVR

  • Package SOT-23 (DBV)-5

  • En stock6277

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
DrivenConfiguration Low-Side
ChannelType Single
NumberofDrivers 1
GateType IGBT, N-Channel MOSFET
Voltage-Supply 10V ~ 32V
LogicVoltage-VILVIH 1.2V, 2.2V
Current-PeakOutput(SourceSink) 2.5A, 5A
InputType Non-Inverting
Rise/FallTime(Typ) 15ns, 7ns
OperatingTemperature -40°C ~ 140°C (TJ)
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Présentation

Description

The UCC27537DBVR is a high-speed, low-side gate driver integrated circuit designed by Texas Instruments. It is used to drive power MOSFETs and IGBTs efficiently, making it suitable for various power management applications. The device features a single-channel output capable of sourcing and sinking up to 4 A of peak current, which ensures fast switching speeds and minimizes switching losses.
Key features of the UCC27537DBVR include a wide operating voltage range from 4.5 V to 18 V, ensuring compatibility with a variety of power supply levels. Its inputs are TTL and CMOS compatible, allowing for easy interfacing with digital controllers. The gate driver also includes a built-in pull-up and pull-down resistive network, which helps maintain stable operation under high-frequency conditions.
Additionally, the UCC27537DBVR offers robust protection features such as undervoltage lockout (UVLO) and thermal shutdown to enhance system reliability. Packaged in a compact SOT-23-6 form factor, it is ideal for space-constrained applications in automotive, industrial, and consumer electronics.

Equivalent

The UCC27537DBVR is a dual-channel, high-speed gate driver from Texas Instruments. Equivalent products from other manufacturers might include the MIC4427 from Microchip Technology, the FAN3224 from On Semiconductor, and the NCP81074 from Onsemi. These devices offer similar functionality, such as driving MOSFETs, IGBTs, and other power switches in applications requiring high-speed switching. Always verify specifications and pin compatibility before substituting.

Features

The UCC27537DBVR is a high-speed, low-side gate driver from Texas Instruments, designed for driving power MOSFETs and IGBTs. Key features include:
1. High Speed and Performance: It offers a fast propagation delay of typically 13 ns, allowing for efficient switching operations in high-frequency applications.
2. Output Drive Capability: The device can source/sink up to 4 A of peak current, ensuring robust driving capabilities for large gate-charge power transistors.
3. Wide Operating Voltage: The IC operates over a wide supply voltage range from 4.5 V to 18 V, offering flexibility in various applications.
4. CMOS Inputs with Hysteresis: It features CMOS-compatible inputs with hysteresis, supporting TTL and CMOS signal levels for improved noise immunity.
5. Thermal Protection: Built-in thermal shutdown protects against overheating, enhancing reliability in demanding environments.
6. Small Form Factor: Available in a SOT-23-6 package, it is suitable for space-constrained applications.
7. Undervoltage Lockout (UVLO): UVLO protection ensures the device operates only when the supply voltage is above a safe threshold, preventing malfunction.
These features make the UCC27537DBVR ideal for applications requiring efficient and reliable gate driving in switching power supplies, motor drives, and other power management systems.

Pinout

The UCC27537DBVR is a single-channel, high-speed, low-side gate driver from Texas Instruments. It is packaged in a 6-pin SOT-23 (DBV) configuration. The pin functions are as follows:
1. IN (Pin 1): Input signal, controls the output state.
2. GND (Pin 2): Ground pin, reference for the input and output.
3. OUT (Pin 3): Output pin, provides the drive signal to the gate of the power MOSFET or IGBT.
4. VDD (Pin 4): Supply voltage pin, powers the driver circuit.
5. NC (Pin 5): No connection, not used in this device.
6. EN (Pin 6): Enable pin, used to enable or disable the driver output.
The UCC27537DBVR is designed to deliver high peak current pulses, making it suitable for driving power transistors in various applications like motor drives, power supplies, and DC-DC converters.

Manufacturer

The UCC27537DBVR is manufactured by Texas Instruments. Texas Instruments, commonly known as TI, is an American technology company that designs and manufactures semiconductors and integrated circuits. It is one of the largest semiconductor companies in the world and is known for developing a wide range of electronic components that are used in various industries, including consumer electronics, automotive, industrial, and communications. TI is recognized for its innovation in analog and embedded processing products, which form the backbone of many modern electronic systems.

Application

The UCC27537DBVR is a high-speed, single-channel gate driver designed for driving power MOSFETs and IGBTs. It finds application in various areas, including:
1. Switch-Mode Power Supplies (SMPS): Enhances efficiency by providing fast switching.
2. Motor Drives: Used in motor control for improved performance and reliability.
3. DC-DC Converters: Enables efficient power conversion in portable devices.
4. Solar Inverters: Assists in efficient energy conversion in photovoltaic systems.
5. Uninterruptible Power Supplies (UPS): Ensures quick response for power backup systems.
6. LED Lighting: Facilitates efficient switching in LED driver circuits.
These applications leverage its fast switching speed, low propagation delay, and strong drive capability.

Package

The UCC27537DBVR is a high-speed, low-side gate driver IC by Texas Instruments. It comes in a DBV package, which is a 5-pin SOT-23 package. This compact package is designed for efficient space utilization and is suitable for surface-mount technology (SMT) applications.