MAX8556 MAXIM [Maxim Integrated Products], MAX8556 Datasheet - Page 11

• Manufacturer Part Number: MAX8556
• Description: 4A Ultra-Low-Input-Voltage LDO Regulators
• Manufacturer: MAXIM [Maxim Integrated Products]

(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 11
© 2004 Maxim Integrated Products
www.maxim-ic.com/packages.)
SYMBOL
NOTES:
PKG.
JEDEC
10. WARPAGE SHALL NOT EXCEED 0.10 mm.
ND
A1
A3
NE
b
D
E
L1
A
e
k
L
N
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
5. DIMENSION b APPLIES TO METALLIZED TERMINAL AND IS MEASURED BETWEEN 0.25 mm AND 0.30 mm
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, EXCEPT EXPOSED PAD DIMENSION FOR T2855-1,
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.
FROM TERMINAL TIP.
T2855-3 AND T2855-6.
0.70
0.25
4.90
4.90
0.25
0.30
MIN.
0
-
0.20 REF.
0.80 BSC.
16L 5x5
WHHB
NOM.
0.30
5.00
0.40
0.75
0.02
5.00
16
4
4
-
-
MAX.
0.80
0.05
0.35
5.10
5.10
0.50
-
-
0.70
0.25
4.90
4.90
0.25
0.45
MIN.
0
-
0.20 REF.
0.65 BSC.
20L 5x5
WHHC
NOM.
0.30
0.55
0.75
0.02
5.00
5.00
20
-
5
5
-
COMMON DIMENSIONS
MAX.
0.80
0.05
0.35
5.10
5.10
0.65
-
-
MIN.
0.70
0.20
4.90
4.90
0.25
0.45
0
-
0.20 REF.
0.50 BSC.
28L 5x5
WHHD-1
NOM.
Printed USA
0.75
0.02
5.00
5.00
0.25
0.55
28
7
7
-
-
MAX.
0.80
0.05
0.30
5.10
5.10
0.65
-
-
0.70
0.20 0.25 0.30
4.90
4.90
0.25
0.30
MIN.
0
-
0.20 REF.
0.50 BSC.
WHHD-2
32L 5x5
NOM.
0.75
0.02
5.00
5.00
0.40
4A Ultra-Low-Input-Voltage
32
8
8
-
-
MAX.
0.80
0.05
5.10
5.10
0.50
-
-
0.15
4.90
4.90
0.25
0.40
0.30 0.40 0.50
MIN.
0.70
0
0.20 REF.
0.40 BSC.
40L 5x5
NOM.
0.20
5.00
0.35 0.45
0.50
0.75
5.00
40
10
10
-
-
Package Information (continued)
MAX.
0.80
0.05
0.25
5.10
5.10
0.60
is a registered trademark of Maxim Integrated Products.
CODES
T2055-2
T2055-3
T2055-4
T2855-1
T2855-2
T2855-3
T2855-4
T2855-5
T2855-6
T2855-7
PKG.
T1655-1
T1655-2
T3255-2
T3255-3
T3255-4
T4055-1
LDO Regulators
3.00
3.00
3.00
3.00
3.00
3.15
2.60
3.15
2.60
2.60
3.15
2.60
3.00
3.00
3.00
3.20
MIN.
EXPOSED PAD VARIATIONS
PACKAGE OUTLINE
16, 20, 28, 32, 40L, THIN QFN, 5x5x0.8mm
NOM.
3.10
3.25 3.35 3.15
2.70 2.80 2.60
2.70 2.80 2.60
3.25 3.35 3.15
2.70 2.80 2.60
3.10
3.10
3.10
3.10
3.25
2.70
3.10
3.10
3.10
3.30
D2
3.20
3.20
3.20
3.20
3.20
3.35
2.80
3.20 3.00
3.20
3.20
3.40
MAX.
3.00
3.00
3.00
3.00
3.00
3.15
2.60
3.00
3.00
3.20
MIN.
21-0140
NOM. MAX.
3.10 3.20
3.10 3.20
3.10
3.10
3.10
3.25
2.70 2.80
3.25 3.35
2.70 2.80
2.70 2.80
3.25 3.35
2.70 2.80
3.10 3.20
3.10
3.10
3.30 3.40
E2
3.20
3.20
3.20
3.35
3.20
3.20
DOWN
BONDS
ALLOWED
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
E
2
2