TPS628511DRLR

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TPS628511DRLR

IC REG BUCK ADJ 1A SOT583

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  • Mfr. Part #TPS628511DRLR
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  • Datasheet
  • In Stock4002

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Specifications

Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 2.7V
Voltage - Input (Max) 6V
Voltage - Output (Min/Fixed) 0.6V
Voltage - Output (Max) 5.5V
Current - Output 1A
Frequency - Switching 2.25MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case SOT-583
Supplier Device Package SOT-583
Base Product Number TPS628511

Overview

Description

The TPS628511DRLR is a high-efficiency DC-DC step-down (buck) converter designed by Texas Instruments. It is well-suited for battery-powered applications, providing adjustable output voltage and high output current while maintaining low quiescent current. The device operates with an input voltage range of 2.5V to 17V and can deliver up to 5A of continuous output current.
Key features include a high switching frequency of up to 3 MHz, enabling the use of smaller inductors and capacitors, and excellent load transient response. It supports various operation modes, including pulse width modulation (PWM) and pulse frequency modulation (PFM), optimizing efficiency across different loads. The TPS628511 is equipped with protection features such as overcurrent protection, thermal shutdown, and short-circuit protection.
With its compact package (VQFN) and robust performance metrics, the TPS628511 is ideal for a wide range of applications, including portable devices, industrial equipment, and automotive systems. It enables designers to achieve high efficiency and reliability in their power management solutions.

Features

The TPS628511DRLR is a high-performance step-down DC-DC converter designed for efficient power management in various applications. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 2.5V to 17V.
2. Output Current: Capable of delivering up to 5A of continuous output current.
3. High Efficiency: Offers up to 95% efficiency, reducing heat and improving thermal performance.
4. Flexible Output Voltage: Adjustable output voltage from 0.8V to 5V via an external resistor divider.
5. Compact Package: Housed in a 3mm x 3mm QFN package, ideal for space-constrained designs.
6. Integrated Compensation: Features internal compensation for simplified design and improved stability.
7. Power Good Indicator: Includes a power good (PG) output for monitoring the output voltage status.
8. Low Quiescent Current: Benefits from low quiescent current, making it suitable for battery-powered applications.
These features make the TPS628511DRLR suitable for a variety of applications, including consumer electronics, industrial automation, and automotive systems.

Package

The TPS628511DRLR is packaged in a 2mm x 2mm VQFN (very thin quad flat no-lead) package, which is designed for efficient thermal performance and compact circuit design.

Pinout

The TPS628511DRLR is a step-down (buck) DC-DC converter with a pin count of 16. It is designed to efficiently convert higher input voltages to lower output voltages, suitable for a variety of applications including point-of-load regulation.
Key functions of the pins include:
1. VIN: Input voltage supply.
2. VOUT: Output voltage.
3. GND: Ground reference.
4. SW: Switch node for the inductor connection.
5. COMP: Compensation network connection for stability.
6. FB: Feedback pin to regulate output voltage.
7. EN: Enable pin to power on/off the converter.
8. PG: Power good output signal.
9. SS: Soft-start control for output voltage ramp-up.
10. ILIM: Current limit setting.
11. SYNC: External clock synchronization input.
12. TSENSE: Thermal sensing.
The device supports a wide range of output current and features a built-in high-performance integrated FET.

Manufacturer

The TPS628511DRLR is manufactured by Texas Instruments (TI), a prominent semiconductor company. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments specializes in designing and manufacturing a wide range of analog and embedded processing products. The company serves various markets, including automotive, industrial, communications, and consumer electronics. TI is particularly well-known for its analog chips, microcontrollers, and digital signal processors, and it has a strong focus on innovation and development in the semiconductor industry. The TPS628511DRLR itself is a high-efficiency step-down power module designed for power management applications, showcasing TI's expertise in providing efficient and reliable electronic components.

Application

The TPS628511DRLR is a high-efficiency step-down DC-DC converter primarily used in battery-powered applications, such as mobile devices, wearables, and IoT sensors. It is suitable for powering microcontrollers, FPGAs, and other digital circuits, enabling efficient power management in compact designs. Additionally, it finds applications in automotive and industrial systems that require reliable voltage regulation and low quiescent current.

Equivalent

The TPS628511DRLR chip is a step-down (buck) converter. Equivalent products include:
1. TPS62160 - Similar features with adjustable output voltage.
2. TPS62130 - Lower current output, suitable for smaller applications.
3. LMZ21700 - Highly integrated module with comparable functionality.
4. LTM4614 - MicroSiP DC-DC step-down regulator with integrated components.
Always verify specifications to ensure compatibility with your application.

Shipping

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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

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