TPS61045DRBR

The TPS61045DRBR is a boost converter integrated circuit from Texas Instruments designed to efficiently step up (increase) input voltage to a higher, stable output voltage. It is part of the TPS6104x series, which is commonly used in applications requiring low power consumption and high efficiency. The device operates with an input voltage range typically from 1.8V to 6.0V and can output up to 28V, making it suitable for battery-powered applications.
Key features include a high switching frequency of up to 1.2 MHz, which allows the use of smaller external components, contributing to a compact overall design. It also has an integrated power MOSFET, reducing the need for additional components. The TPS61045DRBR offers adjustable output voltage, soft-start capabilities, and low quiescent current, which helps extend battery life.
Common applications for this IC include powering white LEDs, OLED displays, and other devices that require higher voltages from a lower voltage source. Its small package and efficiency make it ideal for portable electronics and handheld devices.

The TPS61045DRBR is a high-performance boost converter designed by Texas Instruments. It features a wide input voltage range from 1.8V to 6V, making it suitable for applications powered by single-cell or dual-cell batteries. The device provides a fixed 1.2MHz switching frequency, enabling the use of small external components and offering a compact solution for portable electronics.
One of its key features is the ability to deliver up to 400mA output current at 5V from a 3.3V input voltage, or 150mA from a 1.8V input. It incorporates a 0.5Ω N-channel MOSFET switch, optimizing efficiency and performance. Additionally, the device includes a power-saving pulse-frequency modulation (PFM) mode at light loads, enhancing battery life by reducing switching losses.
The TPS61045DRBR also offers integrated protection features, such as over-current protection, thermal shutdown, and over-voltage protection, ensuring reliability and durability. It comes in a small 10-pin VSON package, facilitating space-constrained applications. Overall, its broad input range, efficiency, and compact size make it ideal for powering portable devices and low-power applications.

The TPS61045DRBR is packaged in a SON (Small Outline No-lead) package, specifically the 8-pin SON (3mm x 3mm) form factor.

The TPS61045DRBR from Texas Instruments is a high-efficiency boost converter IC. It is available in a 10-pin SON (Small Outline No-lead) package. The key functions of the pins are as follows:
1. SW (Switch Node): Connects to the inductor and is the switch node for the internal MOSFET.
2. PGND (Power Ground): Ground reference for the power stage.
3. FB (Feedback): Voltage feedback input for setting the output voltage via an external resistor divider.
4. COMP (Compensation): Connects to a compensation network to stabilize the control loop.
5. EN (Enable): Used to enable or disable the converter. A high level turns the converter on.
6. VIN (Input Voltage): Supply voltage input.
7. AGND (Analog Ground): Ground reference for the analog circuitry.
8. VOUT (Output Voltage): Boost converter output.
9. SS (Soft Start): Connects to a capacitor to control the startup behavior by limiting inrush current.
10. SW (Switch Node): Typically, packages can have multiple SW pins for current handling capacity.
This configuration supports efficient voltage boosting for a wide range of applications.

The TPS61045DRBR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and systems. The company is known for its development and innovation in analog and embedded processing products, such as microcontrollers, digital signal processors, and power management solutions. TI serves a diverse set of industries including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

The TPS61045DRBR is a DC-DC boost converter primarily used in applications requiring efficient voltage step-up. Common application areas include portable electronics, battery-powered devices, white LED backlighting, and LCD bias supplies. Its high efficiency and low quiescent current make it suitable for extending battery life in small form factor devices. Additionally, it can be used in voltage regulation for microcontrollers and RF power amplifiers.

Equivalent products to the TPS61045DRBR, a boost converter from Texas Instruments, include the LT1615 from Analog Devices, the NCP1400 from ON Semiconductor, and the MIC2250 from Microchip Technology. These components offer similar voltage boosting capabilities, suitable for battery-powered applications. When considering an equivalent, always compare specifications such as voltage range, current output, efficiency, and package type to ensure compatibility with your specific application.