ISL6439AIBZ Intersil, ISL6439AIBZ Datasheet - Page 2

• 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

Pinouts
Ordering Information
ISL6439CBZ
ISL6439IBZ
ISL6439AIBZ
ISL6439IRZ
ISL6439AIRZ
ISL6439EVAL1
ISL6439EVAL2
*Add “-T” suffix to part number for tape and reel packaging. Please refer to TB347 for details on reel specifications.
NOTE: These Intersil Pb-free plastic packaged products employ special Pb-free material sets, molding compounds/die attach materials, and 100%
matte tin plate plus anneal (e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations).
Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J
STD-020.
PART NUMBER
(See Note)
CPVOUT
OCSET
LGATE
GND
CT1
CT2
FB
ISL6439, ISL6439A
1
2
3
4
5
6
7
(14 LEAD SOIC)
TOP VIEW
6439CBZ
6439IBZ
6439AIBZ
ISL6439 IRZ
ISL6439 AIRZ
ISL6439 SOIC Evaluation Board
ISL6439 QFN Evaluation Board
2
PART MARKING
14
13
12
11
10
9
8
UGATE
BOOT
PHASE
VCC
CPGND
ENABLE
COMP
ISL6439, ISL6439A
TEMP RANGE (°C)
-40 to +85
-40 to +85
-40 to +85
-40 to +85
0 to +70
14 lead SOIC
14 lead SOIC
14 lead SOIC
16 Lead 5x5 QFN
16 Lead 5x5 QFN
CPVOUT
OCSET
CT1
CT2
PACKAGE
(Pb-Free)
1
2
3
4
(16 LEAD 5x5 QFN)
ISL6439, ISL6439A
16
5
TOP VIEW
15
6
14
7
13
8
M14.15
M14.15
M14.15
L16.5x5B
L16.5x5B
12
10
11
9
PKG DWG. #
PHASE
VCC
CPGND
NC
November 5, 2008
FN9057.5