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MAX889SESA PDF预览

MAX889SESA

更新时间: 2024-02-14 20:22:35
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
8页 303K
描述
High-Frequency, Regulated, 200mA, Inverting Charge Pump

MAX889SESA 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:SOIC
包装说明:SOP, SOP8,.25针数:8
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.21
模拟集成电路 - 其他类型:SWITCHED CAPACITOR REGULATOR最大输入电压:5.5 V
最小输入电压:2.7 V标称输入电压:5 V
JESD-30 代码:R-PDSO-G8JESD-609代码:e0
长度:4.9 mm湿度敏感等级:1
功能数量:1端子数量:8
最高工作温度:85 °C最低工作温度:-40 °C
最大输出电流:0.2 A封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP8,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):245认证状态:Not Qualified
座面最大高度:1.75 mm子类别:Other Analog ICs
表面贴装:YES切换器配置:DOUBLER INVERTER
最大切换频率:620 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:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:3.9 mmBase Number Matches:1

MAX889SESA 数据手册

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19-1774; Rev 0; 7/00  
High-Frequency, Regulated,  
200mA, Inverting Charge Pump  
General Description  
Features  
The MAX889 inverting charge pump delivers a regulated  
negative output voltage at loads of up to 200mA. The  
device operates with inputs from 2.7V to 5.5V to produce  
o 200mA Output Current  
o Up to 2MHz Switching Frequency  
o Small Capacitors (1µF)  
an adjustable, regulated output from -2.5V to -V .  
IN  
The MAX889 is available with an operating frequency of  
2MHz (T version), 1MHz (S version), or 0.5MHz (R ver-  
sion). The higher switching frequency devices allow the  
use of smaller capacitors for space-limited applica-  
tions. The lower frequency devices have lower quies-  
cent current.  
o +2.7V to +5.5V Input Voltage Range  
o Adjustable Regulated Negative Output  
(-2.5V to -V )  
IN  
o 0.1µA Logic-Controlled Shutdown  
o Low 0.05Output Resistance (in regulation)  
o Soft-Start and Foldback Current Limited  
o Short-Circuit and Thermal Shutdown Protected  
o 8-Pin SO Package  
The MAX889 also features a 0.1µA logic-controlled  
shutdown mode and is available in an 8-pin SO pack-  
age. An evaluation kit, MAX889SEVKIT, is available.  
________________________Applications  
Ordering Information  
TFT Panels  
TEMP.  
PIN-  
SWITCHING  
PART  
RANGE  
PACKAGE FREQUENCY  
Hard Disk Drives  
MAX889TESA -40°C to +85°C  
MAX889SESA -40°C to +85°C  
MAX889RESA -40°C to +85°C  
8 SO  
8 SO  
8 SO  
2MHz  
Camcorders  
1MHz  
Digital Cameras  
0.5MHz  
Measurement Instruments  
Battery-Powered Applications  
Typical Operating Circuit  
Pin Configuration  
INPUT +2.7V TO +5.5V  
TOP VIEW  
ON  
IN  
REGULATED  
NEGATIVE  
OUTPUT  
IN  
CAP+  
GND  
1
2
3
4
8
7
6
5
AGND  
FB  
SHDN  
CAP+  
FB  
OFF  
(UP TO -1 × V ,  
MAX889  
IN  
MAX889  
UP TO 200mA)  
SHDN  
OUT  
OUT  
CAP-  
CAP-  
AGND GND  
SO  
________________________________________________________________ Maxim Integrated Products  
1
For free samples and the latest literature, visit www.maxim-ic.com or phone 1-800-998-8800.  
For small orders, phone 1-800-835-8769.  

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