LTC3300HLXE-1#PBF

Series:	--
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Function:	Battery Balancer
Battery Chemistry:	Multi-Chemistry
Number of Cells:	1 ~ 12
Fault Protection:	--
Interface:	Serial
Operating Temperature:	-40°C ~ 150°C (TJ)
Package / Case:	48-LQFP Exposed Pad
Supplier Device Package:	48-eLQFP (7x7)
Base Part Number:	LTC3300

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Introduction to LTC3300HLXE-1#PBF

The LTC3300HLXE-1#PBF is an ultra-low quiescent current, high power density triple output buck-boost regulator. It is designed to provide a wide input voltage range operation, exceptional efficiency, and ultra low quiescent current while maintaining excellent overall performance. The device is designed to operate with input voltages of up to 32 V and can deliver continuous load currents of up to 3A, making it ideal for a variety of applications requiring high linear ripple-free current delivery.

LTC3300HLXE-1#PBF Application Field and Working Principle

The LTC3300HLXE-1#PBF is mainly used in battery management applications. These applications require high efficiency and low quiescent current operation in an ultra-high power density package. The device is ideal for long term battery management, including RTC alarms, low power IoT applications, wearables, and portable mobile devices, as it is able to maintain regulated output voltages over a wide range of input voltages and battery discharge levels.In the battery management field, the LTC3300HLXE-1#PBF is able to reduce the number of external components required for the system design by providing accurate output voltage regulation with a small circuit area. It provides an integrated high side NFET for enhanced forcing of the battery discharge path which reduces power dissipation during load transient events. The device also features a low quiescent current Sleep Mode that allows the device to enter a low power state while keeping the power rail alive, thus extending the battery life.The LTC3300HLXE-1#PBF applies standard buck-boost topology operating principles to achieve low power instead of traditional dual-phase buck-boost topology. The device manages up to 3A of continuous output current, with an adjustable and precisely regulated output voltage of 0.8V to 32V. It also features an integrated high-side NFET, which is used to drive the output voltage.The LTC3300HLXE-1#PBF also includes advanced Features such as current limit, overvoltage protection, over temperature protection, under-voltage lockout and soft start for a comprehensive system safety. The device is also capable of shifting the operating frequency via an external resistor to optimize efficiency, minimize power dissipation, and reduce EMI. Finally, the LTC3300HLXE-1#PBF includes programmable circuitry, which can be used to reduce the operating frequency or increase the slew rate at the output voltage to minimize disturbances of the regulated supply, isolate noise, and maximize the performance of the system.

Conclusion

The LTC3300HLXE-1#PBF is a high power density, ultra-low quiescent current, triple output buck-boost regulator which is well-suited for battery management applications. It is capable of providing precise output voltages over a wide range of input voltages and battery discharge levels, and includes advanced features such as current limit, overvoltage protection, over temperature protection, under-voltage lockout and soft start for system safety. In addition, the device can shift its operating frequency via an external resistor to achieve desired efficiency and EMI performance. Ultimately, the LTC3300HLXE-1#PBF is designed to provide highly efficient, low quiescent current operation in an ultra-high power density package, making it an ideal choice for a variety of energy-efficient battery management applications.

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