NCP1501 - Dual Mode PWM/Linear Buck Converter

ON Semiconductor

The NCP1501 by ON Semiconductor is a Dual Mode PWM/Linear Buck Converter. Below is the official datasheet preview.

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NCP1501 Dual Mode PWM/Linear Buck Converter by ON Semiconductor - Datasheet Preview — Official preview page of the **NCP1501** Dual Mode PWM/Linear Buck Converter datasheet (ON Semiconductor).

Datasheet Details

Part number	NCP1501
Manufacturer	ON Semiconductor
File Size	355.57 KB
Description	Dual Mode PWM/Linear Buck Converter
Datasheet	NCP1501_ONSemiconductor.pdf
Additional preview pages of the NCP1501 datasheet.

NCP1501 Product details

Description

Pin # Symbol Pin Description 1 SHD Enable Pin for the NCP1501. This pin is active high.Internal pull down resistor forces the part off if the pin is not connected on the board.2 SYN External Synchronization Signal Pin.The device will operate in PWM mode if a clock signal is present.The pin must be pulled low to enter LDO mode.Internal pull down resistor on pin.3 VO Feedback for the NCP1501. An internal MOSFET is connected across VO and LX for LDO mode.4 LX Connection for the

Features

Synchronous Rectification for Higher Efficiency in PWM Mode.
Linear Mode Operation for Low Noise Output at Low Loads.
Integrated MOSFETs and Feedback Circuits.
Cycle--by--Cycle Peak Current Limit of 800 mA (typ).
Automatic Switching Between PWM and Linear Mode.
Operating Frequency Range of 500 to 1000 kHz.
Optimized for Ceramic Capacitors and Low Profile Inductors.
Thermal Limit Protection.
Built--in Slope Compensation for Current Mode PWM Converter.

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Published: Apr 12, 2010 |