MAX1544 Datasheet, PDF (42/42 Pages) Maxim Integrated Products – Dual-Phase, Quick-PWM Controller for AMD Hammer CPU Core Power Supplies

Dual-Phase, Quick-PWM Controller for
AMD Hammer CPU Core Power Supplies
Package Information
(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to www.maxim-ic.com/packages.)
D
D/2
E/2
E
D2
CL
b
k
D2/2
(NE-1) X e
E2/2
CL E2
e
(ND-1) X e
k
L
A
A1 A2
CL
L
e
CL
L
e
PACKAGE OUTLINE
36,40L QFN THIN, 6x6x0.8 mm
21-0141
C
1
2
COMMON DIMENSIONS
EXPOSED PAD VARIATIONS
PKG.
CODES
T3666-1
T4066-1
D2
E2
MIN. NOM. MAX. MIN. NOM. MAX.
3.60 3.70 3.80 3.60 3.70 3.80
4.00 4.10 4.20 4.00 4.10 4.20
NOTES:
1. DIMENSIONING & TOLERANCING CONFORM TO ASME Y14.5M-1994.
2. ALL DIMENSIONS ARE IN MILLIMETERS. ANGLES ARE IN DEGREES.
3. N IS THE TOTAL NUMBER OF TERMINALS.
4. THE TERMINAL #1 IDENTIFIER AND TERMINAL NUMBERING CONVENTION SHALL CONFORM TO JESD 95-1
SPP-012. DETAILS OF TERMINAL #1 IDENTIFIER ARE OPTIONAL, BUT MUST BE LOCATED WITHIN THE
ZONE INDICATED. THE TERMINAL #1 IDENTIFIER MAY BE EITHER A MOLD OR MARKED FEATURE.
5. DIMENSION b APPLIES TO METALLIZED TERMINAL AND IS MEASURED BETWEEN 0.25 mm AND 0.30 mm
FROM TERMINAL TIP.
6. ND AND NE REFER TO THE NUMBER OF TERMINALS ON EACH D AND E SIDE RESPECTIVELY.
7. DEPOPULATION IS POSSIBLE IN A SYMMETRICAL FASHION.
8. COPLANARITY APPLIES TO THE EXPOSED HEAT SINK SLUG AS WELL AS THE TERMINALS.
9. DRAWING CONFORMS TO JEDEC MO220.
10. WARPAGE SHALL NOT EXCEED 0.10 mm.
PACKAGE OUTLINE
36, 40L QFN THIN, 6x6x0.8 mm
21-0141
C
2
2
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implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
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