ISL6439AIBZ Intersil, ISL6439AIBZ Datasheet - Page 3

• Manufacturer Part Number: ISL6439AIBZ
• Description: IC CTRLR PWM SYNC BUCK 14-SOIC
• Manufacturer: Intersil

Specifications of ISL6439AIBZ

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 650kHz
• Duty Cycle: 100%
• Voltage - Supply: 3.3 V ~ 5 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: 14-SOIC (3.9mm Width), 14-SOL
• Frequency-max: 650kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Application - 3.3V Input
DISABLE
3.3V
V
IN
C
PUMP
3
C
IN
CT1
CT2
CPGND
GND
ENABLE
COMP
ISL6439
R
F
VCC
C
I
ISL6439, ISL6439A
C
F
FB
CPVOUT
UGATE
OCSET
PHASE
LGATE
BOOT
R
OFFSET
D
C
BOOT
BOOT
R
FB
R
OCSET
C
DCPL
Q
Q
1
2
C
C
HF
BULK
L
OUT
C
OUT
November 5, 2008
V
OUT
FN9057.5