ISL6420B Intersil Corporation, ISL6420B Datasheet - Page 19

• Manufacturer Part Number: ISL6420B
• Description: Advanced Single Synchronous Buck Pulse-Width Modulation (PWM) Controller
• Manufacturer: Intersil Corporation

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Package Outline Drawing
L20.4x4
20 LEAD QUAD FLAT NO-LEAD PLASTIC PACKAGE
Rev 1, 11/06
( 3. 6 TYP )
(4X)
INDEX AREA
(
PIN 1
6
2. 10 )
0.15
TYPICAL RECOMMENDED LAND PATTERN
TOP VIEW
19
4.00
A
B
( 20X 0 . 8)
( 20X 0 . 25 )
( 20X 0 . 5 )
ISL6420B
NOTES:
0 . 90 ± 0 . 1
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 indentifier may be
either a mold or mark feature.
15
11
16
C
10
20X 0.6 +0.15 / -0.25
BOTTOM VIEW
BOTTOM VIEW
16X
SIDE VIEW
DETAIL "X"
4X
) for Reference Only.
0 . 2 REF
0.50
2.0
0 . 00 MIN.
0 . 05 MAX.
5
20
6
4
0.10 M
0.25 +0.05 / -0.07
5
1
BASE PLANE
PIN #1 INDEX AREA
SEE DETAIL "X"
C
6
2 . 10 ± 0 . 15
A B
0.10
SEATING PLANE
C
April 27, 2009
0.08 C
C
FN6901.0