ISL9440AIRZ Intersil, ISL9440AIRZ Datasheet - Page 20

• Manufacturer Part Number: ISL9440AIRZ
• Description: IC CTRLR PWM OUT-OF-PHASE 32-QFN
• Manufacturer: Intersil

Specifications of ISL9440AIRZ

• Pwm Type: Current Mode
• Number Of Outputs: 4
• Frequency - Max: 678kHz
• Duty Cycle: 86%
• Voltage - Supply: 4.5 V ~ 24 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: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Frequency-max: 678kHz
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Package Outline Drawing
L32.5x5B
32 LEAD QUAD FLAT NO-LEAD PLASTIC PACKAGE
Rev 2, 11/07
( 4. 80 TYP )
(4X)
INDEX AREA
(
PIN 1
TYPICAL RECOMMENDED LAND PATTERN
3. 30 )
6
0.15
20
TOP VIEW
5.00
ISL9440, ISL9440A, ISL9441
A
B
( 32X 0 . 60)
(32X 0 . 23 )
( 28X 0 . 5 )
NOTES:
1.
2.
3.
4.
5.
6.
Tiebar shown (if present) is a non-functional feature.
Dimensioning and tolerancing conform to AMSE Y14.5m-1994.
Dimensions are in millimeters.
Dimensions in (
Unless otherwise specified, tolerance : Decimal ± 0.05
Dimension b applies to the metallized terminal and is measured
The configuration of the pin #1 identifier is optional, but must be
between 0.15mm and 0.30mm from the terminal tip.
located within the zone indicated. The pin #1 identifier may be
either a mold or mark feature.
0 . 90 ± 0.1
24
17
25
16
32X 0.40 ± 0.10
) for Reference Only.
C
4X
28X
BOTTOM VIEW
SIDE VIEW
3.5
DETAIL "X"
0 . 2 REF
0.50
0 . 00 MIN.
0 . 05 MAX.
32
9
5
4
1
8
0.10
BASE PLANE
32X 0.23
PIN #1 INDEX AREA
SEE DETAIL "X"
6
M
3 .30 ± 0 . 15
0.10 C
C
December 5, 2007
SEATING PLANE
A
+ 0.07
- 0.05
B
FN6383.1
0.08 C
C