LT3507 (6)
The LT3507 is available from Analog Devices Inc. Inc. at Xecor. Designed for triple, current mode, DC/DC conversion with an integrated low dropout regulator, the LT3507 offers wide input voltage range (4V to 36V), one 2.4A and two 1.5A output switching regulators, antiphase switching to reduce ripple, and adjustable switching frequency (250kHz to 2.5MHz). Available in a 38-pin QFN package, it is ideal for applications such as automotive systems, DSL and cable modems, distributed power regulation, and DSP power management. Whether used in automotive electronics or telecommunications, this series ensures high performance, efficient power management, and ease of supply sequencing for demanding applications. Xecor is an authorized distributor for Analog Devices Inc. Inc.. Please view our extensive selection of the LT3507 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| LT3507EUHF#PBF | LT3507EUHF#PBF is a PMIC integrated circuit with a DC/DC converter, supporting an input voltage range of 4 to 36VDC and an output voltage range of 0 | QFN-38 | 6,543 | |
| LT3507HUHF#TRPBF | High efficiency, low noise regulator for mobile and IoT devices ( char | QFN-38 | 5,294 | |
| LT3507IUHF#PBF | Input Voltage Range of 4V to 36V | QFN-38 | 7,521 | |
| LT3507EUHF#TRPBF | Conv DC-DC 4V to 36V Synchronous Step Down Triple-Out 0.8V to 32.4V 2.4A/1.5A/1.5A 38-Pin QFN EP T/R | QFN-38 | 9,689 | |
| LT3507HUHF#PBF | Conv DC-DC 4V to 36V Synchronous Step Down Triple-Out 0.8V to 32.4V 2.4A/1.5A/1.5A 38-Pin QFN EP Tube | QFN-38 | 7,416 | |
| LT3507IUHF#TRPBF | Conv DC-DC 4V to 36V Synchronous Step Down Triple-Out 0.8V to 32.4V 2.4A/1.5A/1.5A 38-Pin QFN EP T/R | QFN-38 | 9,515 |
Key Featrues
Wide Input Voltage Range (4V to 36V): The LT3507 supports a broad input voltage range, making it versatile for various applications, including automotive and industrial systems. This feature ensures stable operation across different power sources, enhancing reliability and adaptability in diverse environments.
Triple Output Switching Regulators (2.4A + 1.5A + 1.5A): With one 2.4A and two 1.5A outputs, the LT3507 can efficiently power multiple loads simultaneously. This reduces the need for additional regulators, simplifying circuit design and improving overall system efficiency.
Antiphase Switching for Reduced Ripple: The 2.4A output operates in antiphase with the other two converters, minimizing input ripple current. This feature enhances power quality, reduces noise, and improves performance in sensitive applications like DSPs and communication systems.
Independent Soft-Start and Power Good Indicators: Each regulator has independent soft-start and power good signals, enabling precise power supply sequencing. This simplifies interfacing with microcontrollers and DSPs, ensuring smooth startup and preventing voltage spikes.
Adjustable Switching Frequency (250kHz to 2.5MHz): The LT3507 allows users to adjust the switching frequency over a wide range, optimizing efficiency and minimizing component size. This flexibility supports the use of smaller inductors and capacitors, reducing board space and cost.
Triple Output Switching Regulators (2.4A + 1.5A + 1.5A): With one 2.4A and two 1.5A outputs, the LT3507 can efficiently power multiple loads simultaneously. This reduces the need for additional regulators, simplifying circuit design and improving overall system efficiency.
Antiphase Switching for Reduced Ripple: The 2.4A output operates in antiphase with the other two converters, minimizing input ripple current. This feature enhances power quality, reduces noise, and improves performance in sensitive applications like DSPs and communication systems.
Independent Soft-Start and Power Good Indicators: Each regulator has independent soft-start and power good signals, enabling precise power supply sequencing. This simplifies interfacing with microcontrollers and DSPs, ensuring smooth startup and preventing voltage spikes.
Adjustable Switching Frequency (250kHz to 2.5MHz): The LT3507 allows users to adjust the switching frequency over a wide range, optimizing efficiency and minimizing component size. This flexibility supports the use of smaller inductors and capacitors, reducing board space and cost.
Applications
Distributed Power Regulation: The LT3507 is ideal for distributed power regulation in systems requiring multiple voltage rails, such as telecommunications equipment and industrial automation. Its triple step-down converters and low dropout regulator ensure efficient power delivery, while the independent shutdown and soft-start circuits simplify power sequencing in complex systems.
Automotive Power Management: The LT3507 is well-suited for automotive applications, such as infotainment systems and advanced driver-assistance systems (ADAS). Its wide input voltage range (4V to 36V) and robust design make it capable of handling the demanding electrical environments of vehicles, while its antiphase switching reduces input ripple, ensuring stable operation.
DSP and FPGA Power Supply: The LT3507 is an excellent choice for powering digital signal processors (DSPs) and field-programmable gate arrays (FPGAs) in embedded systems. Its ability to generate multiple regulated outputs (2.4A, 1.5A, and 1.5A) with precise voltage control ensures reliable operation of high-performance processors, while the power good indicators simplify system monitoring and fault detection.
Portable and Battery-Powered Devices: The LT3507 is ideal for portable and battery-powered devices, such as handheld instruments and IoT devices. Its high efficiency and low quiescent current extend battery life, while the adjustable switching frequency allows optimization for size and performance, making it suitable for compact, energy-efficient designs.
Automotive Power Management: The LT3507 is well-suited for automotive applications, such as infotainment systems and advanced driver-assistance systems (ADAS). Its wide input voltage range (4V to 36V) and robust design make it capable of handling the demanding electrical environments of vehicles, while its antiphase switching reduces input ripple, ensuring stable operation.
DSP and FPGA Power Supply: The LT3507 is an excellent choice for powering digital signal processors (DSPs) and field-programmable gate arrays (FPGAs) in embedded systems. Its ability to generate multiple regulated outputs (2.4A, 1.5A, and 1.5A) with precise voltage control ensures reliable operation of high-performance processors, while the power good indicators simplify system monitoring and fault detection.
Portable and Battery-Powered Devices: The LT3507 is ideal for portable and battery-powered devices, such as handheld instruments and IoT devices. Its high efficiency and low quiescent current extend battery life, while the adjustable switching frequency allows optimization for size and performance, making it suitable for compact, energy-efficient designs.
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