ISL8036 Просмотр технического описания (PDF) - Renesas Electronics

Номер в каталоге

Компоненты Описание

производитель

ISL8036

Dual 3A 1MHz/2.5MHz High Efficiency Synchronous Buck Regulator

Renesas Electronics 

ISL8036, ISL8036A

ISL8036 Typical Operating Performance for Current Sharing PWM

Operation

Unless otherwise noted, operating conditions are: VOUT = 1.8V, IOUT1 + IOUT2 = 0A to 6A, FSW = 1MHz. (Continued)

VOUT RIPPLE 50mV/DIV

EN1 2V/DIV

VOUT 1V/DIV

IL1 0.5A/DIV

IL1 2A/DIV

PG1 5V/DIV

FIGURE 54. LOAD TRANSIENT CHANNEL 1

FIGURE 55. SOFT-START WITH NO LOAD CHANNEL 1

EN1 2V/DIV

VOUT 1V/DIV

IL1 2A/DIV

PG1 5V/DIV

FIGURE 56. SOFT-START AT FULL LOAD CHANNEL 1

EN1 5V/DIV

VOUT 0.5V/DIV

IL1 0.5A/DIV

PG1 5V/DIV

FIGURE 57. SOFT-DISCHARGE SHUTDOWN CHANNEL 1

LX1 2V/DIV

SYNC 5V/DIV

VOUT RIPPLE 20mV/DIV

IL1 1A/DIV

FIGURE 58. STEADY STATE OPERATION CH1 AT NO LOAD WITH

FSW = 3MHz

FN6853 Rev 3.00

August 17, 2012

SYNC 5V/DIV

LX1 2V/DIV

VOUT RIPPLE 20mV/DIV

IL1 2A/DIV

FIGURE 59. STEADY STATE OPERATION CH1 AT FULL LOAD WITH

FSW = 3MHz

Page 19 of 26

Share Link: