LM3370TLX-3607/NOPB

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The LM3370TLX-3607/NOPB integrated circuit is an efficient and cost-effective DC-DC Switching Regulator. It is well suited for powering off-board battery-powered applications. It offers excellent switching performance and a unique feature set, including programmable current limit and thermal protection, making it ideal for a wide range of applications.

The LM3370TLX-3607/NOPB is a synchronous dual-channel constant-frequency current-mode switching regulator. It provides output current up to 500 mA per channel and is optimised for high efficiency operation. The device includes a built-in voltage loop that ensures output voltage regulation over a wide input voltage range. Output voltage is programmable via an external sense resistor and can be trimmed with external resistors.

The LM3370TLX-3607/NOPB also features programmable initial zero-current detection and plus a user-selectable input current limit. This allows the user to adjust the device for operation over the entire input voltage range. Other features include over-voltage protection, under-voltage lockout, and thermal protection.

The LM3370TLX-3607/NOPB can be used in a wide range of applications including smartphones, media players, digital cameras and many more. It is suitable for powering processors, FPGAs, digital signal processors, memory and other power-regulated systems where efficient switching is required. The device is also suitable for powering multiple batteries in a succession of series connections.

The LM3370TLX-3607/NOPB working principle includes a current sense amplifier, a voltage regulator, an internal linear regulator, a voltage regulator loop feedback, and a PWM (speed control circuit). The current sense amplifier senses the load current and adjusts the switching frequency to maintain a constant current. The voltage regulator loop feedback adjusts the device’s output voltage. The linear voltage regulator drives the PWM to set the switching frequency. The PWM circuit controls the current flow through the power MOSFETs and is responsbile for the regulation of the output voltage. The PWM regulation keeps the output voltage stable over a range of input voltages to maintain a constant output current.

The LM3370TLX-3607/NOPB is an efficient and cost-effective DC-DC switching regulator that can be used in a wide range of applications. It offers excellent switching performance, programmable current limit, and thermal protection making it an ideal choice for powering off-board battery-powered applications. The device is simple to configure and can be used to power multiple batteries in a series connection.

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