LTC3728L-1 (5)
The LTC3728L-1 is available from Analog Devices Inc. Inc. at Xecor. Designed for dual high-performance step-down switching regulation, the LTC3728L-1 offers 550kHz constant frequency current mode architecture, dual 180° phased controllers for reduced input capacitance, and ±1.5% output voltage accuracy. Available in multiple package options, including 28-SSOP and 5mm x 5mm QFN, it is ideal for notebook and palmtop computers, telecom systems, portable instruments, and battery-operated digital devices. Whether used in DC power distribution systems or portable electronics, this series ensures efficient, reliable, and scalable power management for demanding applications. Xecor is an authorized distributor for Analog Devices Inc. Inc.. Please view our extensive selection of the LTC3728L-1 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| LTC3728LEGN-1#PBF | Advanced power management solution for precision control of voltage regulation and current limiting | SSOP-28 | 8,801 | |
| LTC3728LEGN-1#TRPBF | Dual-phase regulator provides stable output voltage contro | SSOP-28 | 5,171 | |
| LTC3728LEUH-1#PBF | DC/DC Cntrlr Dual-OUT Step Down 590kHz 32-Pin QFN EP Tube | QFN-32 | 9,715 | |
| LTC3728LEUH-1#TRPBF | Compact and Reliable Linear Voltage Regulat | QFN-32 | 7,265 | |
| LTC3728LIUH-1#TRPBF | Advanced phase regulator for precise voltage contr | QFN-32 | 7,186 |
Key Featrues
OPTI-LOOP® Compensation: By minimizing the output capacitor (COUT) requirements, this feature simplifies design and reduces component costs while maintaining stable and accurate voltage regulation in applications such as notebook computers and battery-operated devices.
±1.5% Output Voltage Accuracy: Ensures precise voltage regulation, critical for sensitive electronics in portable instruments and DC power distribution systems, improving performance and reliability.
Phase-Lockable Fixed Frequency (250kHz to 550kHz): Allows synchronization with external clocks, reducing electromagnetic interference (EMI) and enabling compatibility with other components in telecom and industrial systems.
Wide VIN Range (4.5V to 28V): Supports operation across a broad input voltage range, making it versatile for use in diverse applications, including automotive and battery-powered devices, while ensuring consistent performance under varying conditions.
Applications
Telecom Power Distribution Systems: This dual synchronous regulator is ideal for telecom systems, where reliable and efficient DC power distribution is critical. Its wide input voltage range (4.5V to 28V) and high output current capability make it suitable for powering telecom infrastructure with minimal dropout and high efficiency.
Portable Instrumentation Power Supply: The LTC3728L-1 is well-suited for portable instruments, providing precise and stable power for battery-operated digital devices. Its adjustable soft-start current ramping and foldback current limiting ensure safe and reliable operation in portable and field-deployable equipment.
Battery-Operated Digital Devices: With its low quiescent current and multiple operating modes (constant frequency, Burst Mode®, and PWM), the LTC3728L-1 is an excellent choice for battery-operated digital devices. It maximizes battery life while delivering efficient power conversion, making it ideal for portable electronics and IoT devices.
Popular LTC3728L-1 Products comparison