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MAX767REAP PDF预览

MAX767REAP

更新时间: 2024-01-01 15:55:22
品牌 Logo 应用领域
美信 - MAXIM 稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管信息通信管理
页数 文件大小 规格书
20页 193K
描述
5V-to-3.3V, Synchronous, Step-Down Power-Supply Controller

MAX767REAP 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:SSOP
包装说明:SSOP,针数:20
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.15
模拟集成电路 - 其他类型:SWITCHING CONTROLLER控制模式:CURRENT-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:5.5 V
最小输入电压:4.5 V标称输入电压:5 V
JESD-30 代码:R-PDSO-G20JESD-609代码:e0
长度:7.2 mm湿度敏感等级:1
功能数量:1端子数量:20
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SSOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, SHRINK PITCH
峰值回流温度(摄氏度):245认证状态:Not Qualified
座面最大高度:1.99 mm表面贴装:YES
切换器配置:PUSH-PULL最大切换频率:340 kHz
技术:BICMOS温度等级:INDUSTRIAL
端子面层:TIN LEAD端子形式:GULL WING
端子节距:0.65 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:5.29 mm
Base Number Matches:1

MAX767REAP 数据手册

 浏览型号MAX767REAP的Datasheet PDF文件第2页浏览型号MAX767REAP的Datasheet PDF文件第3页浏览型号MAX767REAP的Datasheet PDF文件第4页浏览型号MAX767REAP的Datasheet PDF文件第5页浏览型号MAX767REAP的Datasheet PDF文件第6页浏览型号MAX767REAP的Datasheet PDF文件第7页 
19-0224; Rev 2; 8/94  
5 V-t o -3 .3 V, S yn c h ro n o u s , S t e p -Do w n  
P o w e r-S u p p ly Co n t ro lle r  
MAX67  
_______________Ge n e ra l De s c rip t io n  
____________________________Fe a t u re s  
>90% Efficiency  
700µA Quiescent Supply Current  
120µA Standby Supply Current  
4.5V-to-5.5V Input Range  
Low-Cost Application Circuit  
All N-Channel Switches  
Small External Components  
Tiny Shrink-Small-Outline Package (SSOP)  
The MAX767 is a high-efficiency, synchronous buck  
controller IC dedicated to converting a fixed 5V supply  
into a tightly regulated 3.3V output. Two key features set  
this device apart from similar, low-voltage step-down  
switching regulators: high operating frequency and all  
N-channel construction in the application circuit. The  
300kHz operating frequency results in very small, low-  
cost external surface-mount components.  
The inductor, at 3.3µH for 5A, is physically at least five  
times smaller than inductors found in competing solu-  
tions. All N-channel construction and synchronous rectifi-  
cation result in reduced cost and highest efficiency.  
Efficiency exceeds 90% over a wide range of loading,  
eliminating the need for heatsinking. Output capacitance  
requirements are low, reducing board space and cost.  
Predesigned Applications:  
Standard 5V to 3.3V DC-DC Converters up to 10A  
High-Accuracy Pentium P54C VR-Spec Supply  
Fixed Output Voltages Available:  
3.3V (Standard)  
3.45V (High-Speed Pentium™)  
3.6V (PowerPC™)  
The MAX767 is a monolithic BiCMOS IC available in  
20-pin SSOP packages. For other fixed output voltages  
and package options, please consult the factory.  
______________Ord e rin g In fo rm a t io n  
PIN-  
PACKAGE  
REF.  
TOL.  
________________________Ap p lic a t io n s  
PART  
TEMP. RANGE  
V
OUT  
Local 5V-to-3.3V DC-DC Conversion  
Microprocessor Daughterboards  
Power Supplies up to 10A or More  
MAX767CAP  
0°C to +70°C  
20 SSOP  
20 SSOP  
20 SSOP  
20 SSOP  
Dice*  
±1.8% 3.3V  
±1.8% 3.45V  
±1.8% 3.6V  
±1.2% 3.3V  
MAX767RCAP 0°C to +70°C  
MAX767SCAP 0°C to +70°C  
MAX767TCAP 0°C to +70°C  
MAX767C/D  
0°C to +70°C  
Ordering Information continued at end of data sheet.  
* Contact factory for dice specifications.  
________Typ ic a l Ap p lic a t io n Circ u it  
INPUT  
4.5V TO 5.5V  
__________________P in Co n fig u ra t io n  
TOP VIEW  
V
CC  
ON  
BST  
DH  
CS  
SS  
FB  
1
2
3
4
5
6
7
8
9
OUTPUT  
3.3V  
AT 5A  
20  
19  
18  
17  
16  
15  
14  
13  
12  
11  
3.3µH  
DH  
LX  
BST  
DL  
ON  
LX  
MAX767  
GND  
MAX767  
DL  
GND  
GND  
GND  
REF  
PGND  
V
CC  
CS  
FB  
V
CC  
PGND  
N.C.  
SYNC  
REF  
GND  
V
CC 10  
GND  
SSOP  
™ Pentium is a trademark of Intel. PowerPC is a trademark of IBM.  
________________________________________________________________ Maxim Integrated Products  
1
Ca ll t o ll fre e 1 -8 0 0 -9 9 8 -8 8 0 0 fo r fre e s a m p le s o r lit e ra t u re .  

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