ISL8036 Просмотр технического описания (PDF) - Renesas Electronics

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ISL8036

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

Renesas Electronics 

ISL8036, ISL8036A

ISL8036A Typical Operating Performance for Dual PWM Operation

Unless otherwise noted, operating conditions are: VOUT1 = 1.8V; VOUT2 = 0.8V; IOUT1 = 0A to 3A; IOUT2 = 0A to 3A, L1 = L2 = 0.6µH,

FSW = 2.5MHz. (Continued)

LX1 2V/DIV

LX1 1V/DIV

VOUT RIPPLE 20mV/DIV

IL1 0.5A/DIV

FIGURE 37. STEADY STATE OPERATION AT NO LOAD CHANNEL 2

IL1 2A/DIV

VOUT RIPPLE 20mV/DIV

FIGURE 38. STEADY STATE OPERATION AT FULL LOAD CHANNEL 1

LX1 1V/DIV

VOUT1 RIPPLE 50mV/DIV

IL1 2A/DIV

VOUT RIPPLE 20mV/DIV

FIGURE 39. STEADY STATE OPERATION AT FULL LOAD CHANNEL 2

IL1 2A/DIV

FIGURE 40. LOAD TRANSIENT CHANNEL 1

FN6853 Rev 3.00

August 17, 2012

IL1 2A/DIV

VOUT1 RIPPLE 50mV/DIV

FIGURE 41. LOAD TRANSIENT CHANNEL 2

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