TPS61181ARTER

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TPS61181ARTER

IC LED DRV RGLTR PWM 30MA 16WQFN

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Spécifications

Part Status Active
Type DC DC Regulator
Topology Step-Up (Boost)
Internal Switch(s) Yes
Number of Outputs 6
Voltage - Supply (Min) 4.5V
Voltage - Supply (Max) 24V
Voltage - Output 38V
Current - Output / Channel 30mA
Frequency 1MHz
Dimming PWM
Applications Backlight
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 16-WFQFN Exposed Pad
Supplier Device Package 16-WQFN (3x3)
Base Product Number TPS61181

Vue d'ensemble

Description

The TPS61181ARTER is a high-performance, boost DC-DC converter designed by Texas Instruments. It is particularly suited for applications requiring a regulated output from a lower voltage input, such as battery-powered devices. The device operates over a wide input voltage range of 2.3V to 5.5V and can deliver a programmable output voltage up to 28V.
Key features include a peak efficiency of over 90%, a low quiescent current, and a variety of protection mechanisms such as over-voltage protection, over-current protection, and thermal shutdown to ensure reliable operation. The TPS61181 employs a PWM control scheme for stable output regulation, making it ideal for LED drivers, portable devices, and RF applications.
With its compact package (VQFN), it enables easy integration into space-constrained designs. Overall, the TPS61181ARTER is a versatile solution for efficiently stepping up voltage in a variety of electronic applications.

Features

The TPS61181ARTER is a high-efficiency step-up (boost) DC-DC converter designed for driving LEDs and power supply applications. Key features include:
1. Input Voltage Range: Operates from 2.7V to 12V, suitable for various battery applications.
2. Output Voltage: Capable of generating high output voltages up to 34V.
3. Switching Frequency: Adjustable frequency options up to 1.2 MHz, allowing for the optimization of component size and efficiency.
4. High Efficiency: Typically achieves up to 95% efficiency, minimizing heat generation.
5. Integrated Power Switch: Reduces the need for external components, simplifying the design.
6. Current Control: Features constant current output for precise LED driving.
7. Protection Features: Includes over-voltage protection, under-voltage lockout, and thermal shutdown for enhanced reliability.
8. Compact Size: Available in a small QFN package, facilitating space-constrained designs.
These features make the TPS61181ARTER suitable for portable electronics, LED drivers, and other applications requiring efficient power conversion.

Package

The TPS61181ARTER is packaged in a VQFN (Very Thin Quad Flat No-lead) package, specifically a 16-pin VQFN with a size of 3 mm x 3 mm. This package type provides good thermal performance and is suitable for compact designs.

Pinout

The TPS61181ARTER is a boost converter IC with a total of 16 pins. It is designed to provide a regulated output voltage from a lower input voltage, commonly used in applications such as powering LEDs or portable devices.
Pin Functions:
1. VIN - Input voltage supply.
2. SW - Switch node connected to the inductor.
3. GND - Ground connection.
4. VOUT - Output voltage.
5. COMP - Compensation network connection for stability.
6. CSN - Current sense positive input.
7. CSP - Current sense negative input.
8. Rset - Resistor for setting the output current.
9. SENSE - Sensing voltage for feedback.
10. EN - Enable control input.
11. SS - Soft-start control.
12. FB - Feedback voltage input.
13. FREQ - Frequency setting pin.
14. LIM - Current limit adjustment.
15. SYNC - Synchronization for multiple devices.
16. NC - No connection.
This device is suitable for applications requiring efficient power management and compact design.

Manufacturer

The TPS61181ARTER is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits. The company is particularly known for its analog and embedded processing products, which are widely used in electronic systems across numerous industries, including automotive, industrial, consumer electronics, and communication. Founded in 1930, TI has established itself as a leader in innovation and technology, providing products that support a wide range of applications, from power management to signal processing.

Application

The TPS61181ARTER is a boost converter primarily used in applications such as battery-powered devices, portable electronics, and LED drivers. It is suitable for powering OLED displays, RF power amplifiers, and other high-efficiency power management systems. Its versatility makes it ideal for consumer electronics, automotive applications, and industrial equipment requiring compact, reliable voltage regulation.

Equivalent

The TPS61181ARTER is a boost converter primarily used for LED driving. Equivalent products include the LM3405 from Texas Instruments, the MIC2644 from Microchip, and the LTC6105 from Analog Devices. These alternatives also offer similar features such as high efficiency, adjustable output voltage, and support for LED applications. Always verify specific requirements like input/output voltage and current ratings 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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