LP2178 - Non-Isolated Buck Switching Power Supply Constant Voltage Control Driver

The LP2178 by LANDP is a Non-Isolated Buck Switching Power Supply Constant Voltage Control Driver. Below is the official datasheet preview.

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LP2178 Non-Isolated Buck Switching Power Supply Constant Voltage Control Driver by LANDP - Datasheet Preview — Official preview page of the **LP2178** Non-Isolated Buck Switching Power Supply Constant Voltage Control Driver datasheet (LANDP).

Datasheet Details

Part number	LP2178
Manufacturer	LANDP
File Size	739.88 KB
Description	Non-Isolated Buck Switching Power Supply Constant Voltage Control Driver
Datasheet	LP2178-LANDP.pdf
Additional preview pages of the LP2178 datasheet.

LP2178 Product details

Description

Figure 2 Pin package diagram serial number 1ÿ3 2 4 5ÿ6ÿ7ÿ8 Pin Name VCC GND NC C describe Chip power supply and feedback signal detection Chip Ground Floating pin The collector C of the built-in power transistor Limit parameters (Note 1) symbol parameter Parameter Range Unit VCC power supply voltage and feedback signal detection pin power -0.3~7 V PDMAX consumption (Note 2) ÿJA Thermal resistance from PN junction to ambient TJ Operating junction temperature range TSTG storage t

Features

LP2178 is a high-efficiency and high-precision non-isolated step-down switching power supply constant voltage control driver chip. It is suitable for non-isolated Buck and Buckboost topologies with a full range of input voltages from 85VAC to 265VAC, and is especially suitable for driving power supplies such as small appliances and white appliances. LP2178 integrates high-voltage power tubes and adopts constant voltage control mode. The system can work in CCM and DCM modes. It adopts a unique P.

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Published: Oct 12, 2024 |