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CS51031GD8 PDF预览

CS51031GD8

更新时间: 2024-09-15 21:55:11
品牌 Logo 应用领域
安森美 - ONSEMI 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驱动
页数 文件大小 规格书
12页 90K
描述
Fast PFET Buck Controller

CS51031GD8 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:SOIC-8针数:8
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.15
Is Samacsys:N模拟集成电路 - 其他类型:SWITCHING CONTROLLER
控制模式:VOLTAGE-MODE最大输入电压:16 V
最小输入电压:4.5 V标称输入电压:10 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:70 °C最低工作温度:
最大输出电流:1 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):240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:BUCK
最大切换频率:240 kHz技术:BIPOLAR
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:30
宽度:3.9 mmBase Number Matches:1

CS51031GD8 数据手册

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CS51031  
Fast PFET Buck Controller  
The CS51031 is a switching controller for use in DC–DC  
converters. It can be used in the buck topology with a minimum  
number of external components. The CS51031 consists of a V  
CC  
monitor for controlling the state of the device, 1.0 A power driver for  
controlling the gate of a discrete P–channel transistor, fixed frequency  
oscillator, short circuit protection timer, programmable soft start,  
precision reference, fast output voltage monitoring comparator, and  
output stage driver logic with latch.  
The high frequency oscillator allows the use of small inductors and  
output capacitors, minimizing PC board area and systems cost. The  
programmable soft start reduces current surges at start up. The short  
circuit protection timer significantly reduces the duty cycle to  
approximately 1/30 of its cycle during short circuit conditions.  
The CS51031 is available in an 8 Lead SO plastic package.  
Features  
http://onsemi.com  
MARKING  
DIAGRAM  
8
SO–8  
D SUFFIX  
CASE 751  
51031  
ALYW  
8
1
1
A
= Assembly Location  
WL, L = Wafer Lot  
YY, Y = Year  
1.0 A Totem Pole Output Driver  
High Speed Oscillator (700 kHz max)  
No Stability Compensation Required  
Lossless Short Circuit Protection  
WW, W = Work Week  
PIN CONNECTIONS  
V Monitor  
CC  
2.0% Precision Reference  
Programmable Soft Start  
1
V
V
C
GATE  
PGND  
CS  
Wide Ambient Temperature Range:  
Industrial Grade: –40°C to 85°C  
Commercial Grade: 0°C to 70°C  
C
V
CC  
V
FB  
OSC  
GND  
5.0 V–12 V  
ORDERING INFORMATION*  
C
47 µF  
IN  
Device  
Package  
SO–8  
Shipping  
CS51031YD8  
CS51031YDR8  
CS51031GD8  
CS51031GDR8  
95 Units/Rail  
2500 Tape & Reel  
95 Units/Rail  
MP  
1
IRF7416  
SO–8  
V
GATE  
MBRS360  
V
GATE  
V
C
SO–8  
D
1
SO–8  
2500 Tape & Reel  
PGND  
CS  
*Additional ordering information can be found on  
page 9 of this data sheet.  
RV  
100 Ω  
CC  
CS  
0.1 µF  
L
C
V
CC  
OSC  
CV  
4.7 µH  
CC  
C
OSC  
0.1 µF  
470 pF  
R
B
GND  
V
FB  
V
O
2.5 kΩ  
3.3 V @ 3 A  
C
RR  
0.1 µF  
C
R
O
A
100 µF × 2  
1.5 kΩ  
Figure 1. Typical Application Diagram  
Semiconductor Components Industries, LLC, 2002  
1
Publication Order Number:  
December, 2001 – Rev. 9  
CS51031/D  

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