TPS61181ARTER

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TPS61181ARTER

+Nomenclature

IC LED DRV RGLTR PWM 30MA 16WQFN

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Spécifications

Attribut Valeur
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

Présentation

Description

TPS61181ARTER is a high-performance boost converter integrated circuit designed by Texas Instruments. It is primarily used for powering LED applications and other devices requiring a stable voltage output from a lower input voltage. This device features a wide input voltage range of 2.3V to 16V, making it suitable for battery-operated systems and other low-voltage applications.
Key features include adjustable output voltage, high efficiency up to 95%, and a switching frequency of 1.2 MHz, allowing for smaller external components. It also offers protection features such as thermal shutdown, current limiting, and under-voltage lockout, ensuring reliable operation. The TPS61181ARTER comes in a compact 10-pin VQFN package, facilitating easy integration into various designs.
Overall, this boost converter is ideal for applications where size, efficiency, and reliability are critical, such as portable devices, automotive lighting, and industrial equipment.

Equivalent

Equivalent products to the TPS61181ARTER chip include the MAX8661, LTC3782, and the MIC2280. These alternatives offer similar features such as boost converter functionality, adjustable output voltage, and efficiency optimization. Always verify specific requirements like input voltage range, output current, and control methods before substituting components.

Features

The TPS61181ARTER is a high-performance boost converter from Texas Instruments designed for powering OLED displays and other high-power applications. Key features include:
1. Wide Input Voltage Range: Operates from 2.3V to 12V, suitable for various power sources.
2. Adjustable Output Voltage: Capable of delivering output voltages up to 34V, allowing flexibility for different applications.
3. High Efficiency: Offers efficiencies greater than 90%, reducing heat generation and improving battery life.
4. Output Current: Supports output current up to 1.5A, enabling powering of high-demand loads.
5. Frequency Operation: Adjustable switching frequency from 200 kHz to 2 MHz, allowing for optimal design based on component selection.
6. Integrated Protection: Features overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced reliability.
7. Small Package: Available in a compact HTQFP-32 package, facilitating space-constrained designs.
These features make the TPS61181ARTER suitable for a wide range of applications, including portable devices and industrial equipment.

Pinout

The TPS61181ARTER is a boost converter IC with a total of 16 pins. It is designed primarily for driving high-brightness LEDs and provides a constant current output. The key functions of its pins include:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch node.
3. GND (Pin 3): Ground reference.
4. FB (Pin 4): Feedback voltage sensing for regulation.
5. COMP (Pin 5): Compensation network connection.
6. ISNS (Pin 6): Current sense input for LED current regulation.
7. VOUT (Pin 7): Output voltage connection.
8. EN (Pin 8): Enable pin to turn the device on/off.
9. CSN (Pin 9): Current sense negative input.
10. CSP (Pin 10): Current sense positive input.
11. SS (Pin 11): Soft-start control.
12. PGND (Pin 12): Power ground.
13. CL (Pin 13): Connect for output current limiting.
14. RT (Pin 14): Resistor to set switching frequency.
15. VREG (Pin 15): Internal voltage reference output.
16. NC (Pin 16): No connection, not used.
This device is widely utilized in applications requiring efficient LED driving.

Manufacturer

The TPS61181ARTER is manufactured by Texas Instruments (TI), a prominent multinational company specializing in semiconductor design and manufacturing. Founded in 1930, Texas Instruments is headquartered in Dallas, Texas. The company primarily focuses on developing a wide range of analog and embedded processing products, including power management solutions, microcontrollers, and sensors.
Texas Instruments serves various industries, such as automotive, industrial, communications, and consumer electronics. Its products are essential in helping to create and manage electronic systems and devices. TI is well-regarded for its innovation, quality, and extensive product portfolio, which supports engineers and designers in developing cutting-edge technologies. The TPS61181ARTER itself is a step-up DC-DC converter, commonly used in applications requiring efficient power management and voltage regulation.

Application

The TPS61181ARTER is a boost converter used primarily in applications requiring high-efficiency power management. Key application areas include:
1. Portable Devices: Powering handheld electronics and battery-operated gadgets.
2. LED Driver: Driving high-brightness LEDs for lighting applications.
3. Consumer Electronics: Supplying power to devices like tablets, smartphones, and cameras.
4. Telecommunications: Powering RF amplifiers and other communication equipment.
5. Industrial Equipment: Providing stable voltage for sensors and control systems.
Its versatility and efficiency make it suitable for various electronic applications requiring reliable power conversion.

Package

The TPS61181ARTER is packaged in a VQFN (Very Thin Quad Flat No-lead) format, specifically a 16-pin VQFN package. This type of package is designed for efficient thermal performance and space-saving in applications.

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