TPS552872RYQR

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TPS552872RYQR

IC REG BUCK BST ADJ 4A 21VQFN

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Spécifications

Part Status Active
Function Step-Up/Step-Down
Output Configuration Positive
Topology Buck-Boost
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 3V
Voltage - Input (Max) 36V
Voltage - Output (Min/Fixed) 0.8V
Voltage - Output (Max) 22V
Current - Output 4A
Frequency - Switching 200kHz ~ 2.2MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount, Wettable Flank
Package / Case 21-PowerVFQFN
Supplier Device Package 21-VQFN-HR (3x5)
Base Product Number TPS552872

Vue d'ensemble

Description

The TPS552872RYQR is a high-performance boost converter from Texas Instruments designed for applications requiring a compact and efficient power management solution. It features a wide input voltage range of 2.5V to 17V, making it suitable for battery-powered devices and other low-voltage applications. This device can deliver up to 2A output current and offers adjustable output voltages, enhancing its versatility.
Key features include a built-in switch, high efficiency (up to 95%), and a simple external component count, which facilitates easy integration into designs. The TPS552872 also includes features such as overcurrent protection, thermal shutdown, and a wide operating temperature range, ensuring reliable operation in various conditions.
Suitable applications include portable devices, wireless communications, and industrial equipment. The device is packaged in a compact 16-pin HTQFP format, ideal for space-constrained designs. Overall, the TPS552872RYQR is a robust solution for designers looking to implement efficient power conversion in their electronic systems.

Features

The TPS552872RYQR is a high-efficiency boost converter designed for applications requiring step-up voltage regulation. Key features include:
1. Wide Input Voltage Range: Operates from 2.3V to 5.5V, making it suitable for battery-powered devices.
2. Adjustable Output Voltage: Delivers an adjustable output voltage up to 28V, providing flexibility for various applications.
3. High Efficiency: Achieves efficiencies up to 95%, reducing power loss and extending battery life.
4. Integrated Switch: Includes a built-in power switch, reducing the need for external components and simplifying design.
5. Switching Frequency: Operates at a fixed frequency of 1.2 MHz, allowing for smaller external components and reduced board space.
6. Protection Features: Offers over-voltage protection (OVP), over-current protection (OCP), and thermal shutdown to ensure reliable operation.
7. Small Package: Available in a compact QFN package, enabling space-efficient designs.
This converter is ideal for portable electronics, IoT devices, and other applications requiring efficient voltage regulation.

Package

The TPS552872RYQR is packaged in a VQFN (Very Thin Quad Flat No-lead) package, specifically with a 4 mm x 4 mm footprint. This package type allows for efficient thermal management and space-saving on PCBs while providing easy soldering and integration for the device.

Pinout

The TPS552872RYQR is a step-down (buck) DC-DC converter from Texas Instruments. It comes in a 16-pin HTQFP (Thin Quad Flat Package) with a pin count of 16.
Key functions of the pins include:
1. VIN: Input voltage supply.
2. SW: Switch node connection for the inductor.
3. GND: Ground reference.
4. VOUT: Output voltage connection.
5. COMP: Compensation network for the control loop.
6. CSN/ CSP: Current sense inputs for monitoring inductor current.
7. SD: Shutdown control input.
8. EN: Enable pin for turning the device on/off.
9. SS: Soft-start control for the output voltage ramp-up.
10. TRK: Tracking input for voltage sequencing.
11. RBIAS: Bias resistor for the internal reference.
12. FB: Feedback voltage input for regulating output voltage.
13. LDO: Internal Low Drop-Out regulator output.
14. SRP/SRN: Remote sensing inputs for output voltage regulation.
15. RT: Timing resistor for frequency setting.
16. VREF: Internal reference voltage output.
This device is suitable for applications requiring efficient power management and voltage regulation.

Manufacturer

The TPS552872RYQR is manufactured by Texas Instruments (TI), a major American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, with a strong focus on analog and embedded processing products. Founded in 1930, the company is known for its innovation in electronics and has a broad portfolio that serves multiple sectors, including automotive, industrial, communications, and consumer electronics. TI is recognized for its contributions to the development of calculators and digital signal processors, as well as being a leader in providing power management solutions like the TPS552872, which is a boost converter used in various power applications.

Application

The TPS552872RYQR is a DC-DC boost converter primarily used in applications such as battery-powered devices, portable electronics, LED drivers, and power management systems. It is suitable for powering microcontrollers, sensors, and communication devices due to its high efficiency and adjustable output voltage. Additionally, it can be utilized in automotive, industrial, and consumer electronics for voltage regulation and power supply stabilization.

Equivalent

Equivalent products to the TPS552872RYQR chip include the LM25118 from Texas Instruments, the LTC3780 from Analog Devices, and the MAX5035 from Maxim Integrated. These chips provide similar boost converter functionalities with varying specifications, so it's essential to compare their datasheets for compatibility with your specific application requirements.

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.

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