ISL6527ACB Intersil, ISL6527ACB Datasheet - Page 4

• Manufacturer Part Number: ISL6527ACB
• Description: IC PWM BUCK BST VM 14SOIC
• Manufacturer: Intersil

Specifications of ISL6527ACB

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 645kHz
• Duty Cycle: 100%
• Voltage - Supply: 2.97 V ~ 3.63 V
• Buck: Yes
• Boost: Yes
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Frequency-max: 645kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical Application - 5V Input
Block Diagram
OCSET/SD
CPGND
REF_IN
COMP
V
REF
+5V
CT1
CT2
V
FB
IN
20μA
N/C
4
CHARGE
PUMP
CT1
CT2
CPGND
GND
REF_IN
VCC
COMP
ERROR
AMP
ISL6527A
R
ISL6527,
F
VCC
C
+
-
I
COMPARATOR
FIXED 300kHz or 600kHz
ISL6527, ISL6527A
C
F
+
-
OCSET/SD
FB
CPVOUT
OC
OSCILLATOR
COMPARATOR
PHASE
UGATE
LGATE
BOOT
R
OFFSET
PWM
+
-
D
C
BOOT
BOOT
RESET (POR)
SOFT-START
POWER-ON
R
CPVOUT
FB
R
OCSET
PWM
C
GND
IN
CONTROL
LOGIC
GATE
Q
Q
1
2
CHF
C
BULK
L
OUT
C
OUT
V
November 18, 2008
OUT
BOOT
UGATE
PHASE
LGATE
FN9056.10