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SC1101CS PDF预览

SC1101CS

更新时间: 2024-09-29 22:43:27
品牌 Logo 应用领域
商升特 - SEMTECH 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
页数 文件大小 规格书
8页 99K
描述
VOLTAGE MODE PWM CONTROLLER

SC1101CS 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:PLASTIC, SO-8针数:8
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.83
Is Samacsys:N模拟集成电路 - 其他类型:SWITCHING CONTROLLER
控制模式:VOLTAGE-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:5.25 V最小输入电压:4.75 V
标称输入电压:5 VJESD-30 代码:R-PDSO-G8
JESD-609代码:e0长度:4.9 mm
功能数量:1端子数量:8
最高工作温度:70 °C最低工作温度:
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):NOT SPECIFIED
认证状态:Not Qualified座面最大高度:1.75 mm
子类别:Switching Regulator or Controllers表面贴装:YES
切换器配置:SINGLE最大切换频率:220 kHz
温度等级:COMMERCIAL端子面层:Tin/Lead (Sn/Pb)
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

SC1101CS 数据手册

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VOLTAGE MODE PWM CONTROLLER  
SC1101  
TEL:805-498-2111 FAX:805-498-3804 WEB:http://www.semtech.com  
February 29, 2000  
DESCRIPTION  
FEATURES  
The SC1101 is a versatile, low-cost, voltage-mode  
PWM controller designed for use in single ended DC/  
DC power supply applications. A simple, fixed-voltage  
buck regulator can be implemented using the SC1101  
with a minimum of external components. Internal level  
shift and drive circuitry eliminates the need for an ex-  
pensive p-channel, high-side switch. The small device  
footprint allows for compact circuit design.  
Low cost / small size  
Switch mode efficiency (90%)  
1% reference voltage accuracy  
Over current protection  
500mA output drive  
SO-8 package  
APPLICATIONS  
SC1101 features include a temperature compensated  
voltage reference, triangle wave oscillator, current limit  
comparator, frequency shift over-current protection,  
and an internally compensated error amplifier. Pulse by  
pulse current limiting is implemented by sensing the  
differential voltage across an external resistor, or an  
appropriately sized PC board trace.  
Pentium® P55 Core Supply  
Low Cost Microprocessor Supplies  
Peripheral Card Supplies  
Industrial Power Supplies  
High Density DC/DC Conversion  
ORDERING INFORMATION  
DEVICE(1)  
The SC1101 operates at a fixed frequency of 200kHz,  
providing an optimum compromise between efficiency,  
external component size, and cost.  
PACKAGE  
TEMP RANGE (TJ)  
SC1101CS  
SO-8  
0° to 125°C  
Note:  
(1) Add suffix ‘TR’ for tape and reel.  
BLOCK DIAGRAM  
PIN CONFIGURATION  
Top View  
GND  
FB  
Vcc  
Cs(-)  
Cs(+)  
GND  
1
2
3
4
8
7
6
5
BST  
DH  
(8 LEAD PLASTIC SOIC)  
1
Pentium is a registered trademark of Intel Corporation  
© 2000 SEMTECH CORP.  
652 MITCHELL ROAD NEWBURY PARK CA 91320  

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