LT1513 (9)
The LT1513 is available from Analog Devices at Xecor. Designed for battery charging applications, the LT1513 offers high efficiency, precision current and voltage control, and flexibility in charging various battery chemistries, including NiCd, NiMH, Lead-Acid, and Lithium-ion. Available in D2PAK-7 package options, it is ideal for portable devices, power supplies, and transducer excitation systems. Whether used in universal input CCFL drivers or precision current-limited power supplies, this series ensures reliable performance and scalability for demanding applications. Xecor is an authorized distributor for Analog Devices. Please view our extensive selection of the LT1513 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| LT1513-2IR#TRPBF | Reliable and efficient switching charger solution for a wide range of battery chemistrie | 7-Lead DD Pak | 7,369 | |
| LT1513CR#PBF | Switching Battery Charger Lead-Acid/Li-Ion/Li-Pol/NiCd/NiMH 2000mA 20V 8-Pin(7+Tab) DDPAK Tube | TO-263-8 | 9,867 | |
| LT1513-2IT7#PBF | 7-Pin Lead-Acid/Li-Ion/Li-Pol/NiCd/NiMH Charger | TO-7 | 7,963 | |
| LT1513-2IR#PBF | Efficient charger suitable for lead-acid, Li-Ion, and more | 7-Lead DD Pak | 4,273 | |
| LT1513-2CR#TRPBF | Advanced power management solutions for demanding DC/DC converter design | 7-Lead DD Pak | 4,978 | |
| LT1513IR#PBF | Achieve precise voltage and current regulation for your batteries | D2PAK-7 | 5,583 | |
| LT1513CR#TRPBF | Compact PSSO7 package for easy integration | D2PAK-7 | 6,539 | |
| LT1513-2CR#PBF | The DDPAK-7 package houses a powerful 1.2A battery management system | D2PAK-7 | 7,470 | |
| LT1513IR#TRPBF | High-performance polychemistry technology for reliability | D2PAK-7 | 7,545 |
Key Featrues
Charger Input Voltage Flexibility - The LT1513 allows the input voltage to be higher, equal to, or lower than the battery voltage, enabling versatile charging scenarios. This flexibility broadens its use cases, such as charging from solar panels or low-voltage sources, enhancing its adaptability in diverse applications.
Precision Voltage Accuracy - With 1% voltage accuracy for rechargeable lithium batteries, the LT1513 ensures safe and efficient charging. This precision minimizes overcharging risks, prolonging battery life and improving overall system reliability.
Ground-Referenced Current Sense - The current sense circuit is ground-referred, simplifying battery switching and system grounding. This feature reduces design complexity and improves safety in battery management systems.
High-Efficiency Current Sensing - The LT1513 offers a 100mV current sense voltage, optimizing efficiency in power conversion. This low voltage drop reduces energy loss, making it ideal for high-performance battery charging applications.
500kHz Switching Frequency - The high switching frequency minimizes inductor size, reducing the overall footprint of the charging circuit. This feature is particularly beneficial for compact designs, such as portable electronics or space-constrained systems.
Precision Voltage Accuracy - With 1% voltage accuracy for rechargeable lithium batteries, the LT1513 ensures safe and efficient charging. This precision minimizes overcharging risks, prolonging battery life and improving overall system reliability.
Ground-Referenced Current Sense - The current sense circuit is ground-referred, simplifying battery switching and system grounding. This feature reduces design complexity and improves safety in battery management systems.
High-Efficiency Current Sensing - The LT1513 offers a 100mV current sense voltage, optimizing efficiency in power conversion. This low voltage drop reduces energy loss, making it ideal for high-performance battery charging applications.
500kHz Switching Frequency - The high switching frequency minimizes inductor size, reducing the overall footprint of the charging circuit. This feature is particularly beneficial for compact designs, such as portable electronics or space-constrained systems.
Applications
Precision Battery Charger for Multi-Chemistry Cells: The LT1513 is ideal for charging a variety of battery chemistries, including NiCd, NiMH, Lead-Acid, and Lithium-Ion. Its constant-current/constant-voltage charging capability ensures accurate and efficient charging, making it suitable for portable devices, backup power systems, and renewable energy storage applications.
Constant-Current Power Supply for Transducer Excitation: The LT1513 can be used to create a precision constant-current power supply, ideal for exciting transducers such as pressure sensors or load cells. Its high accuracy and programmable current control make it suitable for industrial automation and measurement systems where reliable transducer performance is critical.
Universal Input CCFL Driver: The LT1513 is well-suited for driving Cold Cathode Fluorescent Lamps (CCFLs) in display backlighting applications. Its ability to operate with input voltages higher, equal to, or lower than the output voltage makes it versatile for use in LCD monitors, automotive displays, and other lighting systems requiring high efficiency and reliability.
High-Efficiency SEPIC Converter for Portable Devices: The LT1513's SEPIC (Single-Ended Primary Inductance Converter) topology allows it to efficiently regulate voltage in portable devices where the input voltage may vary widely. This makes it ideal for applications such as handheld instruments, medical devices, and battery-powered equipment requiring stable and efficient power management.
Constant-Current Power Supply for Transducer Excitation: The LT1513 can be used to create a precision constant-current power supply, ideal for exciting transducers such as pressure sensors or load cells. Its high accuracy and programmable current control make it suitable for industrial automation and measurement systems where reliable transducer performance is critical.
Universal Input CCFL Driver: The LT1513 is well-suited for driving Cold Cathode Fluorescent Lamps (CCFLs) in display backlighting applications. Its ability to operate with input voltages higher, equal to, or lower than the output voltage makes it versatile for use in LCD monitors, automotive displays, and other lighting systems requiring high efficiency and reliability.
High-Efficiency SEPIC Converter for Portable Devices: The LT1513's SEPIC (Single-Ended Primary Inductance Converter) topology allows it to efficiently regulate voltage in portable devices where the input voltage may vary widely. This makes it ideal for applications such as handheld instruments, medical devices, and battery-powered equipment requiring stable and efficient power management.
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