LTC3423 (2)
The LTC3423 is available from Analog Devices at Xecor. Designed for step-up DC/DC conversion, the LTC3423 offers high efficiency (up to 95%), synchronous rectification, and a wide input voltage range of 0.5V to 5.5V. Available in a compact 10-pin MSOP package, it is ideal for applications such as pagers, handheld instruments, cordless phones, wireless handsets, and GPS receivers. Whether used in battery-powered devices or portable electronics, this series ensures reliable performance, low quiescent current (38µA), and efficient power management for demanding applications. Xecor is an authorized distributor for Analog Devices. Please view our extensive selection of the LTC3423 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| LTC3423EMS#TRPBF | Voltage Booster: Raises Output from 1.5V to 5.5V | MSOP-10 | 3,343 | |
| LTC3423EMS#PBF | Product LTC3423EMS#PBF is a boost converter of the adjustable type, capable of delivering up to 1A output within a voltage range of 1 | MSOP-10 | 4,726 |
Key Featrues
Adjustable Output Voltage (1.5V to 5.5V): This feature allows the device to be highly versatile, enabling it to power a wide range of low-voltage applications such as handheld instruments, pagers, and GPS receivers. The adjustable output voltage ensures compatibility with various components and systems, enhancing flexibility in design and application.
Synchronous Rectification with Up to 95% Efficiency: By incorporating synchronous rectification, the converter significantly reduces power losses, achieving up to 95% efficiency. This high efficiency is particularly beneficial for battery-powered devices, extending battery life and reducing heat generation, which is critical for compact and portable electronics.
Wide Input Voltage Range (0.5V to 5.5V): The ability to operate with input voltages as low as 0.5V makes this converter ideal for single-cell battery applications, such as those using alkaline or NiMH batteries. This wide input range ensures reliable performance even as the battery voltage drops, making it suitable for energy-harvesting systems and low-power devices.
Fixed Frequency Operation Up to 3MHz: The fixed frequency operation at up to 3MHz allows for predictable and stable performance, reducing electromagnetic interference (EMI) and simplifying the design of filtering components. This high switching frequency also enables the use of smaller external components, contributing to a more compact and cost-effective solution.
Low Quiescent Current (38µA in Burst Mode): The very low quiescent current in Burst Mode operation minimizes power consumption during light load conditions, making it ideal for applications requiring long battery life, such as wireless handsets and portable medical devices. This feature ensures that the converter remains energy-efficient even when the load is minimal.
Synchronous Rectification with Up to 95% Efficiency: By incorporating synchronous rectification, the converter significantly reduces power losses, achieving up to 95% efficiency. This high efficiency is particularly beneficial for battery-powered devices, extending battery life and reducing heat generation, which is critical for compact and portable electronics.
Wide Input Voltage Range (0.5V to 5.5V): The ability to operate with input voltages as low as 0.5V makes this converter ideal for single-cell battery applications, such as those using alkaline or NiMH batteries. This wide input range ensures reliable performance even as the battery voltage drops, making it suitable for energy-harvesting systems and low-power devices.
Fixed Frequency Operation Up to 3MHz: The fixed frequency operation at up to 3MHz allows for predictable and stable performance, reducing electromagnetic interference (EMI) and simplifying the design of filtering components. This high switching frequency also enables the use of smaller external components, contributing to a more compact and cost-effective solution.
Low Quiescent Current (38µA in Burst Mode): The very low quiescent current in Burst Mode operation minimizes power consumption during light load conditions, making it ideal for applications requiring long battery life, such as wireless handsets and portable medical devices. This feature ensures that the converter remains energy-efficient even when the load is minimal.
Applications
Portable Medical Devices: The LTC3423 is ideal for powering portable medical devices, such as glucose meters or pulse oximeters, due to its ability to efficiently step up low battery voltages (as low as 0.5V) to stable output voltages (up to 5.5V). Its low quiescent current and high efficiency make it suitable for battery-operated medical instruments requiring long operational life.
Wireless IoT Sensors: The LTC3423 is perfect for wireless IoT sensors, such as environmental monitoring devices or smart agriculture sensors. Its wide input voltage range (0.5V to 5.5V) and adjustable output voltage (1.5V to 5.5V) allow it to operate efficiently from energy-harvesting sources or small batteries, ensuring reliable performance in remote or low-power applications.
Wearable Electronics: The LTC3423 is well-suited for wearable electronics, such as fitness trackers or smartwatches, where space and power efficiency are critical. Its small 10-pin MSOP package and high efficiency (up to 95%) enable compact designs while extending battery life, making it ideal for consumer wearable devices.
Battery Backup Systems: The LTC3423 is an excellent choice for battery backup systems in applications like memory modules or real-time clocks. Its ability to step up low voltages from single-cell batteries to higher output voltages ensures reliable operation during power outages, while its low shutdown current (<1µA) minimizes power loss when the system is inactive.
Wireless IoT Sensors: The LTC3423 is perfect for wireless IoT sensors, such as environmental monitoring devices or smart agriculture sensors. Its wide input voltage range (0.5V to 5.5V) and adjustable output voltage (1.5V to 5.5V) allow it to operate efficiently from energy-harvesting sources or small batteries, ensuring reliable performance in remote or low-power applications.
Wearable Electronics: The LTC3423 is well-suited for wearable electronics, such as fitness trackers or smartwatches, where space and power efficiency are critical. Its small 10-pin MSOP package and high efficiency (up to 95%) enable compact designs while extending battery life, making it ideal for consumer wearable devices.
Battery Backup Systems: The LTC3423 is an excellent choice for battery backup systems in applications like memory modules or real-time clocks. Its ability to step up low voltages from single-cell batteries to higher output voltages ensures reliable operation during power outages, while its low shutdown current (<1µA) minimizes power loss when the system is inactive.
Popular LTC3423 Products comparison