TPS543820RPYR

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TPS543820RPYR

4-V TO 18-V, 8-A SYNCHRONOUS SWI

  • Fabricant
  • Mfr. Partie #TPS543820RPYR
  • Paquet VFQFN-14
  • Fiche de données
  • En stock6766

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4V
Voltage-Input(Max) 18V
Voltage-Output(Min/Fixed) 0.5V
Voltage-Output(Max) 5.5V
Current-Output 8A
Frequency-Switching 500kHz, 750kHz, 1MHz, 1.5MHz, 2.2MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 14-VFQFN

Vue d'ensemble

Description

The TPS543820RPYR is a highly efficient, step-down (buck) DC-DC converter designed by Texas Instruments. It is part of the TPS543820 series, which is known for delivering high-performance power solutions suitable for a wide range of applications. This device integrates a synchronous buck converter with built-in high-side and low-side MOSFETs, allowing for excellent power conversion efficiency.
Key features include a 4.5 V to 18 V input voltage range, making it versatile for various power supply designs. It can deliver an output current of up to 3 A and operates at a configurable switching frequency of 400 kHz to 2.2 MHz. This wide frequency range allows designers to optimize for either efficiency or size, depending on the application requirements.
The TPS543820RPYR also features advanced control methodologies for improved transient response and stability, along with protection features such as overcurrent protection, overvoltage protection, and thermal shutdown. Its compact VQFN package makes it suitable for space-constrained designs, such as in telecommunications, automotive, and industrial applications. Overall, it is a flexible and robust solution for modern power management needs.

Features

The TPS543820RPYR is a highly efficient, synchronous buck converter from Texas Instruments. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 2.7 V to 16 V.
2. Output Current: Capable of delivering up to 3 A of continuous output current.
3. Efficiency: High efficiency through its synchronous rectification design.
4. Switching Frequency: Programmable switching frequency ranging from 200 kHz to 2.2 MHz, allowing for optimization between efficiency and component size.
5. Compact Design: Available in a small 3.00 mm × 3.00 mm VQFN package, making it suitable for space-constrained applications.
6. Fast Load Transient Response: Achieves fast transient response with internal loop compensation.
7. Protection Features: Includes under-voltage lockout (UVLO), overcurrent protection (OCP), over-temperature protection (OTP), and hiccup mode for enhanced reliability.
8. Soft Start and Sequencing: Features an adjustable soft start and supports power sequencing.
9. Low Output Voltage Ripple: Provides smooth output voltage with minimal ripple.
This converter is ideal for applications such as telecommunications, industrial systems, and general-purpose point-of-load power supplies.

Package

The TPS543820RPYR is a DC-DC buck converter from Texas Instruments and comes in a VQFN (Very Thin Quad Flat No-Lead) package type. Specifically, it has a 3.00 mm x 2.00 mm footprint with 11 pins. This package type is designed for compact and high-efficiency power management solutions.

Pinout

The TPS543820RPYR is a 3.5-V to 17-V, 3-A synchronous buck converter from Texas Instruments. It comes in a 9-pin VQFN package. The key functions of the pins are as follows:
1. VIN: Power input voltage.
2. VREG: Internal regulator output for the device's internal circuits.
3. SW: Switch node, connected to the inductor.
4. PGND: Power ground, returns current from the load.
5. FB: Feedback input, used for setting the output voltage.
6. EN: Enable pin, used to enable or disable the device.
7. SS/TR: Soft-start and tracking pin, sets the startup time and tracking behavior.
8. PG: Power good indicator, signals when the output voltage is in regulation.
9. RT/CLK: Resistor timing or external clock input to set the switching frequency.
These pins support the device's function of efficiently converting a higher DC input voltage to a regulated lower DC output voltage, with features for soft-start, frequency control, and power-good indication.

Manufacturer

The manufacturer of the TPS543820RPYR is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components. They are known for their development of analog chips and embedded processors, which are used in a variety of electronic systems and devices across numerous industries. TI's products are integral to applications in industrial, automotive, personal electronics, and communications equipment. The company is recognized for its innovation in the semiconductor industry and has a strong focus on research and development to advance technology and meet customer needs.

Application

The TPS543820RPYR is a DC-DC buck converter used in various applications requiring efficient power management. Its key application areas include telecommunications, industrial automation, networking equipment, and consumer electronics. It is suitable for powering FPGAs, microprocessors, DSPs, and ASICs in high-performance systems due to its high efficiency, compact size, and ability to support fast transient response.

Equivalent

Equivalent products to the TPS543820RPYR, a DC-DC buck converter by Texas Instruments, include:
1. LMR33630 by Texas Instruments
2. MPQ8633 by Monolithic Power Systems
3. LT8609S by Analog Devices
4. RAA210835 by Renesas Electronics
5. ISL85410 by Renesas Electronics
These alternatives offer similar functionality, output current capacity, and input voltage ranges. Always verify electrical specifications and compatibility before substituting.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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