参数资料
型号: MAX8742EAI+T
厂商: Maxim Integrated Products
文件页数: 34/34页
文件大小: 0K
描述: IC CNTRLR PWR SUP 28-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
应用: 控制器,笔记本电脑电源系统
输入电压: 4.2 V ~ 30 V
输出数: 2
输出电压: 3.3V,5V,2.5 V ~ 5.5 V
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
供应商设备封装: 28-SSOP
包装: 带卷 (TR)
500kHz Multi-Output Power-Supply Controllers
with High Impedance in Shutdown
Package Information (continued)
(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 .)
COMMON DIMENSIONS
EXPOSED PAD VARIATIONS
PKG. 16L 5x5 20L 5x5 28L 5x5 32L 5x5 40L 5x5
SYMBOL MIN. NOM. MAX. MIN. NOM. MAX. MIN. NOM. MAX. MIN. NOM. MAX. MIN. NOM. MAX.
PKG.
CODES
MIN.
D2
NOM. MAX.
MIN.
E2
NOM. MAX.
L
±0.15
DOWN
BONDS
ALLOWED
A
A1
A3
b
D
E
e
0.70 0.75 0.80 0.70 0.75 0.80 0.70 0.75 0.80 0.70 0.75 0.80 0.70 0.75 0.80
0 0.02 0.05 0 0.02 0.05 0 0.02 0.05 0 0.02 0.05 0 0.02 0.05
0.20 REF. 0.20 REF. 0.20 REF. 0.20 REF. 0.20 REF.
0.25 0.30 0.35 0.25 0.30 0.35 0.20 0.25 0.30 0.20 0.25 0.30 0.15 0.20 0.25
4.90 5.00 5.10 4.90 5.00 5.10 4.90 5.00 5.10 4.90 5.00 5.10 4.90 5.00 5.10
4.90 5.00 5.10 4.90 5.00 5.10 4.90 5.00 5.10 4.90 5.00 5.10 4.90 5.00 5.10
0.80 BSC. 0.65 BSC. 0.50 BSC. 0.50 BSC. 0.40 BSC.
T1655-1
T1655-2
T1655N-1
T2055-2
T2055-3
T2055-4
3.00
3.00
3.00
3.00
3.00
3.00
3.10 3.20 3.00
3.10 3.20 3.00
3.10 3.20 3.00
3.10 3.20 3.00
3.10 3.20 3.00
3.10 3.20 3.00
3.10
3.10
3.10
3.10
3.10
3.10
3.20
3.20
3.20
3.20
3.20
3.20
**
**
**
**
**
**
NO
YES
NO
NO
YES
NO
k
0.25
- -
0.25
-
-
0.25
-
-
0.25
-
-
0.25 0.35 0.45
T2055-5
3.15
3.25
3.35
3.15
3.25
3.35
0.40
YES
L
0.30 0.40 0.50 0.45 0.55 0.65 0.45 0.55 0.65 0.30 0.40 0.50 0.40 0.50 0.60
T2855-1
3.15
3.25
3.35
3.15
3.25
3.35
**
NO
L1
-
-
-
-
-
-
-
-
-
-
-
-
0.30 0.40 0.50
T2855-2
2.60
2.70
2.80
2.60
2.70
2.80
**
NO
N
ND
NE
JEDEC
16
4
4
WHHB
20
5
5
WHHC
28
7
7
WHHD-1
32
8
8
WHHD-2
40
10
10
-----
T2855-3
T2855-4
T2855-5
T2855-6
3.15
2.60
2.60
3.15
3.25
2.70
2.70
3.25
3.35
2.80
2.80
3.35
3.15
2.60
2.60
3.15
3.25
2.70
2.70
3.25
3.35
2.80
2.80
3.35
**
**
**
**
YES
YES
NO
NO
T2855-7
2.60
2.70
2.80
2.60
2.70
2.80
**
YES
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
T2855-8
T2855N-1
T3255-2
T3255-3
T3255-4
T3255N-1
3.15
3.15
3.00
3.00
3.00
3.00
3.25
3.25
3.10
3.10
3.10
3.10
3.35
3.35
3.20
3.20
3.20
3.20
3.15
3.15
3.00
3.00
3.00
3.00
3.25
3.25
3.10
3.10
3.10
3.10
3.35
3.35
3.20
3.20
3.20
3.20
0.40
**
**
**
**
**
YES
NO
NO
YES
NO
NO
OPTIONAL, BUT MUST BE LOCATED WITHIN THE ZONE INDICATED. THE TERMINAL #1
IDENTIFIER MAY BE EITHER A MOLD OR MARKED FEATURE.
T4055-1
3.20
3.30 3.40 3.20
3.30
3.40
**
YES
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, EXCEPT EXPOSED PAD DIMENSION FOR T2855-1,
T2855-3, AND T2855-6.
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.
** SEE COMMON DIMENSIONS TABLE
PACKAGE OUTLINE,
16, 20, 28, 32, 40L THIN QFN, 5x5x0.8mm
-DRAWING NOT TO SCALE-
21-0140
H
2
2
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.
34 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
? 2005 Maxim Integrated Products
Printed USA
is a registered trademark of Maxim Integrated Products, Inc.
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