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| 型号： | MAX8764ETP+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 23/23页 |
| 文件大小： | 0K |
| 描述： | IC CNTRL STP DWN HS 20-TQFN |
| 标准包装： | 60 |
| 应用： | 控制器，笔记本电脑电源系统 |
| 输入电压： | 2 V ~ 28 V |
| 输出数： | 1 |
| 输出电压： | 1.8V，2.5V，1 V ~ 5.5 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-WQFN 裸露焊盘 |
| 供应商设备封装： | 20-TQFN-EP（5x5） |
| 包装： | 管件 |
High-Speed, Step-Down Controller with
Accurate Current Limit for Notebook Computers
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 .)
D2
D
D/2
k
C L
D2/2
b
0.10 M C A B
MARKING
XXXXX
E/2
L
E2/2
E
(NE-1) X e
C L
E2
PIN # 1
I.D.
DETAIL A
e
(ND-1) X e
e/2
PIN # 1 I.D.
0.35x45°
DETAIL B
e
L1
L
L
CL
e
e
C L
L
0.10 C
A
0.08 C
C
A1 A3
PACKAGE OUTLINE,
16, 20, 28, 32, 40L THIN QFN, 5x5x0.8mm
-DRAWING NOT TO SCALE-
21-0140
H
1
2
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.
A 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
A1 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
A3 0.20 REF. 0.20 REF. 0.20 REF. 0.20 REF. 0.20 REF.
b 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
D 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
E 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
e 0.80 BSC. 0.65 BSC. 0.50 BSC. 0.50 BSC. 0.40 BSC.
k 0.25 - - 0.25 - - 0.25 - - 0.25 - - 0.25 0.35 0.45
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
L1 - - - - - - - - - - - - 0.30 0.40 0.50
N 16 20 28 32 40
ND 4 5 7 8 10
PKG.
CODES
T1655-1
T1655-2
T1655N-1
T2055-2
T2055-3
T2055-4
T2055-5
T2855-1
T2855-2
T2855-3
T2855-4
MIN.
3.00
3.00
3.00
3.00
3.00
3.00
3.15
3.15
2.60
3.15
2.60
D2
NOM. MAX. MIN.
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
3.25 3.35 3.15
3.25 3.35 3.15
2.70 2.80 2.60
3.25 3.35 3.15
2.70 2.80 2.60
E2
NOM. MAX.
3.10 3.20
3.10 3.20
3.10 3.20
3.10 3.20
3.10 3.20
3.10 3.20
3.25 3.35
3.25 3.35
2.70 2.80
3.25 3.35
2.70 2.80
L
±0.15
**
**
**
**
**
**
0.40
**
**
**
**
DOWN
BONDS
ALLOWED
NO
YES
NO
NO
YES
NO
YES
NO
NO
YES
YES
NE
4
5
7
8
10
T2855-5
2.60
2.70
2.80
2.60
2.70
2.80
**
NO
JEDEC WHHB WHHC WHHD-1 WHHD-2 -----
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
T2855-6
T2855-7
T2855-8
T2855N-1
T3255-2
T3255-3
T3255-4
T3255N-1
3.15
2.60
3.15
3.15
3.00
3.00
3.00
3.00
3.25
2.70
3.25
3.25
3.10
3.10
3.10
3.10
3.35
2.80
3.35
3.35
3.20
3.20
3.20
3.20
3.15
2.60
3.15
3.15
3.00
3.00
3.00
3.00
3.25
2.70
3.25
3.25
3.10
3.10
3.10
3.10
3.35
2.80
3.35
3.35
3.20
3.20
3.20
3.20
**
**
0.40
**
**
**
**
**
NO
YES
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.
5. DIMENSION b APPLIES TO METALLIZED TERMINAL AND IS MEASURED BETWEEN
T4055-1
3.20
3.30 3.40 3.20 3.30 3.40 YES
** SEE COMMON DIMENSIONS TABLE
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.
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.
23 ____________________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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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX8764ETP+ | 功能描述:电流型 PWM 控制器 High-Speed Step Down Controller RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| MAX8764ETP+T | 功能描述:电流型 PWM 控制器 High-Speed Step Down Controller RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| MAX8764ETP-T | 功能描述:电流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| MAX8765AETI+ | 功能描述:电池管理 Multichemistry Battery Charger RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX8765AETI+T | 功能描述:电池管理 Multichemistry Battery Charger RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
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