isl8036 Intersil Corporation, isl8036 Datasheet - Page 13

• Manufacturer Part Number: isl8036
• Description: Dual 3a 1mhz/2.5mhz High Efficiency Synchronous Buck Regulator
• Manufacturer: Intersil Corporation

ISL8036 Typical Operating Performance for Dual PWM Operation
Unless otherwise noted, operating conditions are: V
F
FIGURE 22. STEADY STATE OPERATION CHANNEL 2 AT
FIGURE 24. STEADY STATE OPERATION CHANNEL 2 AT
FIGURE 26. STEADY STATE OPERATION CHANNEL 2 AT
SW
= 1MHz. (Continued)
IL2 1A/DIV
LX2 2V/DIV
VOUT2 RIPPLE 20mV/DIV
IL2 2A/DIV
IL2 2A/DIV
SYNCH 5V/DIV
LX2 2V/DIV
VOUT2 RIPPLE 20mV/DIV
SYNCH 5V/DIV
NO LOAD WITH F
FULL LOAD WITH F
NO LOAD WITH F
13
VOUT2 RIPPLE 20mV/DIV
SW
SW
SW
= 2.4MHz
= 5MHz
= 2.4MHz
SYNCH 5V/DIV
LX2 2V/DIV
ISL8036, ISL8036A
OUT1
= 1.8V; V
OUT2
FIGURE 23. STEADY STATE OPERATION CHANNEL 1 AT
FIGURE 25. STEADY STATE OPERATION CHANNEL 1 AT
= 0.8V; I
IL1 2A/DIV
FIGURE 27. OUTPUT SHORT CIRCUIT CHANNEL 1
VOUT1 RIPPLE 20mV/DIV
SYNCH 5V/DIV
SYNCH 5V/DIV
VOUT1 RIPPLE 20mV/DIV
OUT1
FULL LOAD WITH F
NO LOAD WITH F
= 0A to 3A; I
VOUT1 1V/DIV
PG1 5V/DIV
OUT2
= 0A to 3A,
SW
SW
= 6MHz
= 2.4MHz
PHASE1 5V/DIV
LX1 2V/DIV
LX1 2V/DIV
IL1 2A/DIV
IL1 1A/DIV
October 18, 2010
FN6853.1