LM5105SD

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LM5105SD

IC GATE DRVR HALF-BRIDGE 10WSON

  • Fabricante
  • Mfr. Parte #LM5105SD
  • Paquete WDFN-10
  • Hoja de datos
  • En stock3765

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Especificaciones

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Obsolete
DrivenConfiguration Half-Bridge
ChannelType Synchronous
NumberofDrivers 2
GateType N-Channel MOSFET
Voltage-Supply 8V ~ 14V
LogicVoltage-VILVIH 0.8V, 2.2V
Current-PeakOutput(SourceSink) 1.8A, 1.8A
InputType Non-Inverting
HighSideVoltage-Max(Bootstrap) 118 V
Rise/FallTime(Typ) 15ns, 15ns
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 10-WDFN Exposed Pad

Descripción general

Description

The LM5105SD is a high-performance gate driver integrated circuit (IC) designed to control high-side and low-side N-channel MOSFETs or IGBTs in a half-bridge configuration. It is commonly used in various power management applications, including DC-DC converters, motor drives, and other power electronics systems.
Key features of the LM5105SD include:
- High-Speed Operation: Capable of driving MOSFETs with minimized switching delays, enhancing efficiency.
- Bootstrap Diode: Integrated for high-side gate drive supply, simplifying circuit design and reducing component count.
- Wide Supply Voltage Range: Operates over a broad input voltage range, making it versatile for different applications.
- Undervoltage Lockout (UVLO): Provides protection by preventing operation when supply voltage is insufficient.
- Dead Time Control: Adjustable dead time to prevent shoot-through in switching devices.
The device is housed in a compact, thermally efficient package (SD package) and is suitable for high-density designs. Its design facilitates robust performance in fast switching applications while ensuring reliability and efficiency.

Features

The LM5105SD is a high-voltage high-side and low-side gate driver designed for driving N-channel MOSFETs or IGBTs. Here are its key features:
1. Voltage Range: Capable of handling a supply voltage range from 9V to 14V, making it suitable for various applications requiring robust power delivery.
2. High-Side and Low-Side Driver: It includes both a high-side driver and a low-side driver, optimized for efficient switching in half-bridge and full-bridge topologies.
3. Bootstrap Operation: The device incorporates a bootstrap diode to facilitate the high-side driver operation, supporting high-frequency switching.
4. Propagation Delay: Offers a low propagation delay which enhances the performance of high-speed switching applications.
5. Under-Voltage Lockout (UVLO): Equipped with UVLO protection for both high-side and low-side drivers, ensuring reliable operation under low voltage conditions.
6. Dead-Time Control: Allows programmable dead-time control to prevent shoot-through, enhancing efficiency and reliability.
7. Package: Available in a thermally enhanced LLP package that supports high thermal performance and compact design requirements.
These features make the LM5105SD a versatile choice for high-frequency power conversion applications like motor drives, DC-DC converters, and power supplies.

Package

The LM5105SD is a half-bridge gate driver IC from Texas Instruments. It is available in an 8-pin WSON (Wafer Level Small Outline No Lead) package, which is compact and suitable for space-constrained applications.

Pinout

The LM5105SD is a high-voltage gate driver IC designed to drive N-channel MOSFETs in a half-bridge configuration. It typically comes in a 10-pin WSON (DSD) or LLP package. Here's a brief overview of its pin functions:
1. VDD: Supply input for the low-side driver.
2. HB: High-side driver supply.
3. HO: High-side driver output.
4. HS: High-side source connection, return path for high-side driver.
5. LI: Low-side control input.
6. HI: High-side control input.
7. LO: Low-side driver output.
8. VSS: Ground reference.
9. NC: No connection (not internally connected).
10. BST: Bootstrap pin for the high-side driver.
The LM5105SD is commonly used in applications like synchronous buck converters, motor control, and other high-speed power switching applications.

Manufacturer

The LM5105SD is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. They cater to various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. Texas Instruments is well-known for its innovations in analog and digital signal processing, and it provides solutions that enhance electronic design and functionality across numerous applications.

Application

The LM5105SD is a high-voltage gate driver designed for applications requiring high-speed and efficient switching. It is commonly used in power management systems, motor drives, DC-DC converters, and half-bridge or full-bridge configurations. Its ability to drive both high-side and low-side N-channel MOSFETs makes it suitable for synchronous rectification and various industrial power electronics, including solar inverters and electric vehicles.

Equivalent

The LM5105SD is a high-voltage gate driver IC used for driving MOSFETs and IGBTs. Equivalent products include:
1. IR2110 by Infineon Technologies
2. MIC4422/4421 by Microchip Technology
3. UCC37321/2 by Texas Instruments
4. MAX4428/4429 by Maxim Integrated
These alternatives offer similar functionalities, but always check the specific datasheet to ensure compatibility with your application.

Envío

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DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

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UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

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EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

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