ISL6558IR-T Intersil, ISL6558IR-T Datasheet - Page 3

• Manufacturer Part Number: ISL6558IR-T
• Description: IC CTRLR PWM MULTIPHASE 20-QFN
• Manufacturer: Intersil

Specifications of ISL6558IR-T

• Pwm Type: Controller
• Number Of Outputs: 1
• Frequency - Max: 1.5MHz
• Duty Cycle: 75%
• Voltage - Supply: 4.75 V ~ 5.25 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• Frequency-max: 1.5MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Block Diagram
DROOP
COMP
VSEN
FB
REFERENCE
X1.15
X 0.9
0.8V
3
AND FAULT
-
+
+
-
UV
OV
START
LOGIC
SOFT-
I
TOTAL
GND
OC
+
-
E/A
+
-
PGOOD
S
LATCH
I
TRIP
OV
∑
+
+
+
+
R
+
ISL6558
∑
+
-
CORRECTION
CURRENT
∑
RESET (POR)
-
+
POWER-ON
∑
V
+
CC
GENERATOR
-
CLOCK AND
SAWTOOTH
∑
-
NUMBER
PHASE
+
-
-
-
-
+
+
+
PWM
PWM
PWM
PWM
DETECTOR
CHANNEL
THREE-STATE
FS/EN
ISEN1
ISEN2
ISEN3
ISEN4
PWM3
PWM2
PWM4
PWM1
June 21, 2005
FN9027.12