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LM2776DBVR PDF预览

LM2776DBVR

更新时间: 2024-09-26 11:06:55
品牌 Logo 应用领域
德州仪器 - TI 开关控制器开关式稳压器开关式控制器光电二极管电源电路电容器开关式稳压器或控制器
页数 文件大小 规格书
23页 1733K
描述
开关电容器逆变器 | DBV | 6 | -40 to 85

LM2776DBVR 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:SOT-23
包装说明:LSSOP,针数:6
Reach Compliance Code:compliantECCN代码:EAR99
Factory Lead Time:6 weeks风险等级:1.04
Samacsys Description:Switched Capacitor Inverter模拟集成电路 - 其他类型:SWITCHED CAPACITOR CONVERTER
控制技术:PULSE FREQUENCY MODULATION最大输入电压:5.5 V
最小输入电压:2.7 V标称输入电压:3.6 V
JESD-30 代码:R-PDSO-G6JESD-609代码:e3
长度:2.9 mm湿度敏感等级:1
功能数量:1端子数量:6
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最大输出电压:-2.7 V
最小输出电压:-5.5 V封装主体材料:PLASTIC/EPOXY
封装代码:LSSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, LOW PROFILE, SHRINK PITCH座面最大高度:1.45 mm
表面贴装:YES切换器配置:INVERTER
最大切换频率:2300 kHz技术:CMOS
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:0.95 mm
端子位置:DUAL宽度:1.6 mm

LM2776DBVR 数据手册

 浏览型号LM2776DBVR的Datasheet PDF文件第2页浏览型号LM2776DBVR的Datasheet PDF文件第3页浏览型号LM2776DBVR的Datasheet PDF文件第4页浏览型号LM2776DBVR的Datasheet PDF文件第5页浏览型号LM2776DBVR的Datasheet PDF文件第6页浏览型号LM2776DBVR的Datasheet PDF文件第7页 
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LM2776  
SNVSA56 MAY 2015  
LM2776 Switched Capacitor Inverter  
1 Features  
3 Description  
The LM2776 CMOS charge-pump voltage converter  
inverts a positive voltage in the range of 2.7 V to 5.5  
V to the corresponding negative voltage. The LM2776  
uses three low-cost capacitors to provide 200 mA of  
output current without the cost, size, and  
electromagnetic interference (EMI) related to  
inductor-based converters.  
1
Input Voltage: 2.7 V to 5.5 V  
200-mA Output Current  
Inverts Input Supply Voltage  
Low-Current PFM Mode Operation  
2-MHz Switching Frequency  
Greater than 90% Efficiency  
Current Limit and Thermal Protection  
No Inductors  
With an operating current of only 100 μA and  
operating efficiency greater than 90% at most loads,  
the LM2776 provides ideal performance for battery-  
powered systems requiring a high power negative  
power supply.  
2 Applications  
Operational Amplifier Power Supplies  
Interface Power Supplies  
The LM2776 has been placed in TI's 6-pin SOT-23 to  
maintain a small form factor.  
Data Converter Supplies  
Device Information(1)  
Audio Amplifier Power Supplies  
Portable Electronic Devices  
PART NUMBER  
LM2776  
PACKAGE  
BODY SIZE (NOM)  
SOT (6)  
2.90 mm x 1.60 mm  
(1) For all available packages, see the orderable addendum at  
the end of the datasheet.  
space  
space  
space  
Typical Application  
Output Impedance vs Input Voltage  
IOUT = 100 mA  
LM2776  
2.7 V to 5.5 V  
-VIN @ up to 200mA  
2.2 PF  
5.0  
VIN  
EN  
VOUT  
C1+  
TA = -40°C  
TA = 25°C  
4.5  
2.2 PF  
TA = 85°C  
4.0  
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
1 PF  
GND  
C1-  
2.7  
3.1  
3.5  
3.9  
4.3  
4.7  
5.1  
5.5  
Input Voltage (V)  
D005  
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,  
intellectual property matters and other important disclaimers. PRODUCTION DATA.  
 
 
 
 

LM2776DBVR 替代型号

型号 品牌 替代类型 描述 数据表
LM2776DBVT TI

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暂无描述

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