TPS61043DRBR

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TPS61043DRBR

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IC LED DRVR RGLTR PWM 60MA 8SON

  • HerstellerTexas Instruments

  • Herstellerteil #TPS61043DRBR

  • Auf Lager8094

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Spezifikationen

Attribut Wert
Part Status Active
Type DC DC Regulator
Topology Step-Up (Boost)
Internal Switch(s) Yes
Number of Outputs 1
Voltage - Supply (Min) 1.8V
Voltage - Supply (Max) 6V
Voltage - Output 16.9V
Current - Output / Channel 60mA
Frequency 1MHz
Dimming PWM
Applications Backlight
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 8-VDFN Exposed Pad
Supplier Device Package 8-SON (3x3)
Base Product Number TPS61043

Übersicht

Description

The TPS61043DRBR is a step-up (boost) DC-DC converter from Texas Instruments, designed for applications requiring a compact and efficient power supply solution. It operates in a wide input voltage range of 2.3V to 12V, making it suitable for battery-powered devices and other low-voltage applications. The device can deliver an output voltage of up to 28V and provides a high efficiency of up to 96%, which helps to extend battery life.
Key features include adjustable output voltage through external resistors, a built-in soft-start function to reduce inrush current, and overcurrent protection for enhanced reliability. The TPS61043 operates in pulse-width modulation (PWM) mode, ensuring stable operation under varying load conditions. Its compact package (VQFN-16) facilitates integration into space-constrained designs. Typical applications include portable electronics, LED drivers, and power management systems in consumer devices. Overall, the TPS61043DRBR is an effective choice for designers needing a reliable and efficient boost converter.

Equivalent

Equivalent products to the TPS61043DRBR include the LTC3105, MAX850, and LM2577. These chips also serve similar functions in DC-DC boost converter applications. Always verify specifications, performance, and package compatibility before substitution.

Features

The TPS61043DRBR is a boost converter from Texas Instruments designed for step-up voltage applications. Key features include:
1. Input Voltage Range: Operates from 2.3V to 5.5V, suitable for a variety of battery types.
2. Output Voltage Adjustment: Programmable up to 12V, enabling flexibility for different applications.
3. Output Current: Capable of delivering up to 1A output current.
4. Efficiency: High efficiency, typically around 95%, reducing heat generation and prolonging battery life.
5. Switching Frequency: Adjustable switching frequency, typically at 1.2 MHz, which allows for smaller external components.
6. Integrated Power Switch: Reduces the need for additional external components.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout.
8. Small Package: Available in a compact 2mm x 2mm VQFN package, ideal for space-constrained designs.
These features make the TPS61043DRBR suitable for portable devices, battery-powered applications, and other electronic equipment requiring efficient voltage boosting.

Pinout

The TPS61043DRBR is a boost converter from Texas Instruments with a total of 7 pins. The pin functions are as follows:
1. SW (Pin 1): Switch pin where the inductor connects.
2. GND (Pin 2): Ground pin.
3. VIN (Pin 3): Input voltage supply pin.
4. COMP (Pin 4): Compensation pin for feedback control loop.
5. FB (Pin 5): Feedback pin for output voltage sensing.
6. EN (Pin 6): Enable pin for turning the device on/off.
7. PG (Pin 7): Power good indicator pin for output status.
The device operates as a step-up (boost) converter, providing an adjustable output voltage regulated from a lower input voltage.

Manufacturer

The TPS61043DRBR is manufactured by Texas Instruments (TI), a leading global semiconductor design and manufacturing company. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments is well-known for its development of analog and embedded processing chips. The company serves a wide range of industries, including automotive, industrial, communications, and consumer electronics.
Texas Instruments specializes in providing innovative solutions for power management, signal processing, microcontrollers, and various integrated circuit products. The TPS61043DRBR specifically is a boost converter, which is part of TI's extensive portfolio of power management ICs (Integrated Circuits). These components are designed to improve efficiency and reliability in electronic devices, making TI a key player in the semiconductor industry. The company is recognized for its commitment to quality, performance, and customer support, contributing to its strong market presence and reputation in the technology sector.

Application

The TPS61043DRBR is a step-up (boost) DC-DC converter used in various applications, including portable devices, battery-powered equipment, and energy harvesting systems. It efficiently increases voltage from a lower input level, making it ideal for powering microcontrollers, sensors, and wireless communication devices. The converter is also suitable for LED drivers, IoT devices, and applications requiring high efficiency with low quiescent current. Its compact design and adjustable output voltage make it versatile for consumer electronics, automotive, and industrial applications.

Package

The TPS61043DRBR is packaged in a 2mm x 2mm VQFN (Very Thin Quad Flat No-lead) package.

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