LTC4070EDDB#TRPBF

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The LTC4070EDDB#TRPBF is an ideal battery management solution for an embedded system where space is a concern. This low-power device can help you conserve power while maintaining reliable battery operation. The device has a wide input voltage range, support for multiple lithium ion chemistry types, and adjustable charge current and voltage. It also has advanced monitoring and control features, as well as wide operating temperature range, all in a tiny 3x3mm2 QFN package.

The LTC4070EDDB#TRPBF features a monolithic step-up battery charger and power path management controller engineered to provide a simple and highly efficient system-level solution. It can extend battery life and maintain battery health by utilizing both high charging current and low standby current consumption. The device enables a wide range of battery types and ensures that the battery is charged accurately, regardless of the input voltage. This reduces the risk of thermal runaway, which is when the battery becomes too hot and causes catastrophic failure.

The LTC4070EDDB#TRPBF offers several important features that make it an attractive solution for battery charging applications:

• Battery Size/Type: The device accommodates a wide range of up to three-cell Li-Ion, Li-Pol and LiFePO4 battery chemistries while the device itself requires a minimum of two cells.
• Charge Current/Voltage: Charge current and voltage are adjustable up to 6A and 4.2V, respectively.
• Safety Timers: Safety timers help to prevent overcharging and thermal runaway.
• Battery Protection: The device features advanced battery protection while USB input voltage monitoring helps protect against reverse currents.
• Input Voltage Range: The input voltage range is 4.5V to 24V aiding applications where wide input voltage is desirable.
• Low Leakage: The device has very low operating leakage current, 0.05 μA with a battery absence, for improved power conservation.

The LTC4070EDDB#TRPBF works by detecting the voltage at the battery terminals with a sense resistor. When the voltage moves below the programmed threshold, the device will apply an adequate charge current to the battery. During charge and regulation, the battery voltage is monitored and monitored against the voltage set point. When the programmed voltage threshold is reached then the charge process is stopped and regulation is initiated.

The device supports a wide variety of rechargeable battery chemistries including Li-Ion, Li-Pol, and LiFePO4 battery types. The device has safety features such as reverse voltage protection, overvoltage, and thermal runaway protection. It supports trickle charge, preconditioning, and automatic recharge and supports several communication protocols, such as I2C, SPI, and PMBus. It also features smart sleep/wake-up features and features quick, fast, and full charging modes, as well as advanced fault monitoring with comprehensive diagnostics.

The LTC4070EDDB#TRPBF battery charger is an excellent solution for embedded applications where space is of concern. Its wide input voltage range and adjustable charge current and voltage make it ideal for a variety of applications. The device also has advanced battery protection, safety timers, low leakage, and many other features making it a reliable, efficient, and effective choice for battery charging applications.

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