TPS51020DBTR

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TPS51020DBTR

IC REG CTRLR DDR 2OUT 30TSSOP

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Specifications

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Applications Controller, DDR
Voltage-Input 4.5V ~ 28V
NumberofOutputs 2
Voltage-Output 0.9V ~ 24V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 30-TFSOP (0.173, 4.40mm Width)

Overview

Description

The TPS51020DBTR is a dual, high-efficiency, step-down DC-DC controller designed by Texas Instruments. It is primarily used in applications requiring efficient power management and voltage regulation, such as in laptops, desktops, and other portable electronics. The device supports two independent output voltage rails, making it suitable for powering multiple components from a single chip.
Key features of the TPS51020DBTR include an adaptive on-time D-CAP™ mode control, which ensures fast transient response and simplifies the design by eliminating the need for external compensation. It supports a wide input voltage range and offers adjustable output voltages, enhancing its versatility. The controller also features integrated MOSFET drivers, which help reduce board space and component count.
Protection features, such as over-current protection (OCP), under-voltage lockout (UVLO), and thermal shutdown, are included to ensure reliable operation under various conditions. The device is packaged in a compact and thermally efficient package, making it suitable for space-constrained applications. Overall, the TPS51020DBTR is a robust solution for efficient power supply design.

Features

The TPS51020DBTR is a dual, synchronous step-down controller designed for high-performance applications. It features wide input voltage range support from 4.5V to 28V, making it suitable for various power supply configurations. Some key features include:
1. Dual Output Capability: It can manage two independent outputs, providing versatility for multiple voltage rail applications.
2. High Efficiency: The device supports synchronous rectification for high efficiency, ideal for battery-powered devices.
3. Adjustable Switching Frequency: The switching frequency can be set between 250 kHz and 550 kHz, allowing optimization for size and efficiency.
4. Integrated MOSFET Drivers: Built-in drivers for external MOSFETs help reduce external component count and simplify design.
5. Soft Start and Tracking: Ensures controlled startup and voltage sequencing, beneficial for complex power architectures.
6. Overcurrent Protection: Features robust protection mechanisms, including cycle-by-cycle current limiting.
7. Thermal Shutdown: Provides safety through automatic shutdown in over-temperature conditions.
These features make the TPS51020DBTR ideal for use in laptops, desktops, and other power-sensitive electronic systems.

Package

The TPS51020DBTR is a dual synchronous step-down controller from Texas Instruments. It comes in a DBT package type, which is a 24-pin TSSOP (Thin Shrink Small Outline Package) with a PowerPAD for enhanced thermal performance.

Pinout

The TPS51020DBTR is a dual synchronous step-down controller designed by Texas Instruments for notebook system power supply applications. It is offered in a 30-pin TSSOP (Thin Shrink Small Outline Package) with a PowerPAD™ for enhanced thermal performance.
The primary function of the TPS51020DBTR is to manage dual high-efficiency, synchronous buck converters, which are commonly used to power the core subsystem of notebook and portable devices. It supports input voltages typically ranging from 5.5V to 28V and can regulate output voltages down to as low as 0.7V.
Key features of this controller include programmable frequency, voltage tracking, and current limiting. It also offers excellent transient response and has built-in protection features such as undervoltage lockout, overvoltage protection, and overcurrent protection. The device is designed for applications requiring high efficiency and compact size with minimal external components.
For detailed pin functions and further technical specifications, consulting the official datasheet from Texas Instruments is recommended.

Manufacturer

The TPS51020DBTR is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. These semiconductors are used in various electronic devices across industries including automotive, industrial, personal electronics, and communications. TI is known for its innovation and significant contributions to the development of integrated circuits.

Application

The TPS51020DBTR is a dual synchronous buck controller primarily used in power management applications. It is commonly utilized in notebook computers, desktop PCs, and server power systems to manage high-efficiency power conversion. Additionally, it can be applied in various consumer electronics and telecommunications equipment, where precise voltage regulation and efficient power conversion are critical.

Equivalent

The TPS51020DBTR is a dual synchronous buck controller from Texas Instruments. Equivalent products could include:
1. LTC3855 from Analog Devices: A dual output, multiphase synchronous step-down DC/DC controller.
2. ISL6333 from Renesas: A dual output synchronous buck PWM controller.
3. MAX15415 from Maxim Integrated: A dual output, multiphase step-down controller.
Ensure to compare specifications like input voltage range, output current, and other features to confirm suitability for your application.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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