MCP1601_13 datasheet(7/24 Pages) MICROCHIP

Part #	MCP1601

Description	500 mA Synchronous BUCK Regulator

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Manufacturer	MICROCHIP [Microchip Technology]

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 2003-2013 Microchip Technology Inc.

DS21762B-page 7

MCP1601

Note: Unless otherwise indicated, VIN = 4.2V, VOUT = 1.8V, L = 10 µH, COUT= 10 µF (X5R Ceramic), CIN = 10 µF (X5R

Ceramic), SYNC/PWM=VIN.

FIGURE 2-13:

Typical Startup From

Shutdown Waveform.

FIGURE 2-14:

Startup From 0V Input.

FIGURE 2-15:

Load Step Response

(Forced PWM).

FIGURE 2-16:

Load Step Response (PFM

to PWM).

FIGURE 2-17:

Line Step Response

(Forced PWM).

FIGURE 2-18:

Line Step Response (PFM

Mode).

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