MAX9779ETI+ Maxim Integrated Products, MAX9779ETI+ Datasheet - Page 19

• Manufacturer Part Number: MAX9779ETI+
• Description: IC AMP AUDIO PWR 2.6W AB 28TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9779ETI+

• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 2.6W x 2 @ 3 Ohm; 110mW x 2 @ 16 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(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.)
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 ____________________ 19
© 2005 Maxim Integrated Products
Heaney
-DRAWING NOT TO SCALE-
NOTES:
SYMBOL
10. WARPAGE SHALL NOT EXCEED 0.10 mm.
11. MARKING IS FOR PACKAGE ORIENTATION REFERENCE ONLY.
12. NUMBER OF LEADS SHOWN ARE FOR REFERENCE ONLY.
13. LEAD CENTERLINES TO BE AT TRUE POSITION AS DEFINED BY BASIC DIMENSION "e", ±0.05.
PKG.
JEDEC
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
5. DIMENSION b APPLIES TO METALLIZED TERMINAL AND IS MEASURED BETWEEN
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,
ND
A1
A3
NE
b
D
E
L1
e
k
L
N
A
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
0.25 mm AND 0.30 mm FROM TERMINAL TIP.
T2855-3, AND T2855-6.
IDENTIFIER MAY BE EITHER A MOLD OR MARKED FEATURE.
0.70
0.25
4.90
4.90
0.25
0.30
MIN.
0
-
0.20 REF.
16L 5x5
0.80 BSC.
WHHB
NOM.
0.30
5.00
0.40
0.75
0.02
5.00
16
4
4
-
-
MAX.
0.80
0.05
0.35
0.50
5.10
5.10
-
-
COMMON DIMENSIONS
2.6W Stereo Audio Power Amplifier and
0.70
0.25
4.90
4.90
0.25
0.45
MIN.
0
-
0.20 REF.
0.65 BSC.
20L 5x5
WHHC
NOM.
0.75
0.02
0.30
5.00
5.00
0.55
20
5
5
-
-
MAX.
0.80
0.05
0.35
5.10
5.10
0.65
-
-
0.20
4.90
4.90
0.45
MIN.
0.70
0.25
0
-
0.20 REF.
0.50 BSC.
28L 5x5
WHHD-1
NOM.
0.75
0.02
5.00
0.25
5.00
0.55
DirectDrive Headphone Amplifier
28
7
7
-
-
Printed USA
MAX.
0.80
0.05
0.30
0.65
5.10
5.10
-
-
0.70
MIN.
0.20 0.25 0.30
4.90
4.90
0.25
0.30
0
-
0.20 REF.
0.50 BSC.
WHHD-2
32L 5x5
NOM.
0.75
0.02
0.40
5.00
5.00
32
8
8
-
-
MAX.
0.80
5.10
5.10
0.05
0.50
-
-
0.70
0.15
4.90
4.90 5.00
0.25 0.35 0.45
0.40 0.50
0.30
MIN.
0
0.20 REF.
0.40 BSC.
40L 5x5
NOM.
0.75 0.80
0.02
0.20
5.00 5.10
0.40 0.50
-----
40
10
10
MAX.
0.25
5.10
0.05
0.60
is a registered trademark of Maxim Integrated Products, Inc.
Package Information (continued)
CODES
T2055-2
T2055-3
T2055-4
T2055-5
T2855-1
T2855-2
T2855-3
T2855-4
T2855-5
T2855-6
T2855-7
T2855-8
T2855N-1
T1655-1
T1655-2
T1655N-1
T3255-2
T3255-3
T3255-4
T3255N-1
T4055-1
PKG.
3.00
3.00
3.00
3.00
3.00
3.00
3.15
3.15
2.60
3.15
2.60
2.60
3.15
2.60
3.15
3.15
3.00
3.00
3.00
3.00
3.20
MIN.
EXPOSED PAD VARIATIONS
NOM.
3.10
3.10
3.10
3.10
3.10
3.10
3.25
3.25
2.70
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
3.25
3.25
3.10
3.10
3.10
3.10
3.30
D2
PACKAGE OUTLINE,
16, 20, 28, 32, 40L THIN QFN, 5x5x0.8mm
MAX.
3.20
3.20
3.20
3.20
3.20
3.20
3.35
3.35
2.80
3.35
3.35
3.20 3.00
3.20
3.20
3.20
3.40 3.20
3.00
3.00
3.00
3.00
3.00
3.00
3.15
3.15
2.60
3.15
3.15
3.00
3.00
3.00
MIN.
**
SEE COMMON DIMENSIONS TABLE
3.10 3.20
3.25 3.35
3.25 3.35
2.70 2.80
2.70 2.80
3.25 3.35
3.25 3.35
NOM. MAX.
3.10 3.20
3.10
3.10
3.10
3.10
3.25
2.70 2.80
2.70 2.80
3.25 3.35
3.10 3.20
3.10
3.10
3.10
3.30 3.40
21-0140
E2
3.20
3.20
3.20
3.20
3.35
3.20
3.20
3.20
±0.15
0.40
0.40
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
L
DOWN
BONDS
ALLOWED
YES
YES
YES
YES
YES
YES
YES
YES
YES
H
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
2
2