MIC45404 datasheet(10/32 Pages) MICROCHIP

Il numero della parte	MIC45404

Spiegazioni elettronici	19V 5A Ultra-Low Profile DC-to-DC Power Module

PDF	32 Pages

Scroll/Zoom	100%

Produttore elettronici	MICROCHIP [Microchip Technology]

Homepage	http://www.microchip.com

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10 / 32 page

MIC45404

DS20005478A-page 10

 2015 Microchip Technology Inc.

Note:

Unless otherwise indicated, VIN = 12V; CVDDA= 2.2 µF, TA = +25°C.

FIGURE 2-18:

VIN Turn-On.

FIGURE 2-19:

VIN Turn-Off.

FIGURE 2-20:

Enable Turn-On.

FIGURE 2-21:

Enable Turn-Off.

FIGURE 2-22:

Enable Start-up w/Pre-Biased

Output.

FIGURE 2-23:

Enable Start-up

w/Pre-Biased Output.

VIN =12V

VOUT = 1.2V

RLOAD =0.3

fSW =400 kHz

VIN

(5V/div)

VOUT

(500 mV/div)

(5V/div)

Time (2 ms/div)

VIN

(5V/div)

VOUT

(500 mV/div

(5V/div)

VIN =12V

VOUT = 1.2V

RLOAD =0.6

fSW =400 kHz

Time (2 ms/div)

EN/DLY

(2V/div

VOUT (500 mV/div)

(5V/div)

VIN =12V

VOUT = 1.2V

ROUT =0.24

fSW = 400 kHz

IOUT(2A/div)

Time (1 ms/div)

EN/DLY

(2V/div

VOUT (500 mV/div)

(5V/div)

VIN =12V

VOUT = 1.2V

ROUT =0.24

fSW = 400 kHz

IOUT(2A/div)

Time (40 µs/div)

EN/DLY

(2V/div

VOUT (500 mV/div)

(5V/div)

VIN =12V

VOUT = 1.2V

VPRE-BIAS =0.6V

fSW =400 kHz

Time (1 ms/div)

EN/DLY

(2V/div

VOUT (500 mV/div)

(5V/div)

VIN =12V

VOUT = 1.2V

VPRE-BIAS =1.0V

fSW = 400 kHz

Time (1 ms/div)

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