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TPS61040QDBVRQ1 PDF预览

TPS61040QDBVRQ1

更新时间: 2024-01-07 10:30:17
品牌 Logo 应用领域
德州仪器 - TI 转换器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升压转换器PC
页数 文件大小 规格书
18页 289K
描述
LOW POWER DC/DC BOOST CONVERTER IN SOT-23 PACKAGE

TPS61040QDBVRQ1 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:SOT-23, 5 PIN针数:5
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:12 weeks
风险等级:1.7Samacsys Confidence:3
Samacsys Status:ReleasedSamacsys PartID:287619
Samacsys Pin Count:5Samacsys Part Category:Integrated Circuit
Samacsys Package Category:SOT23 (5-Pin)Samacsys Footprint Name:DBV (R-PDSO-G5)
Samacsys Released Date:2017-01-12 12:59:53Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:CURRENT-MODE
控制技术:PULSE FREQUENCY MODULATION最大输入电压:6 V
最小输入电压:1.8 V标称输入电压:2.4 V
JESD-30 代码:R-PDSO-G5JESD-609代码:e4
长度:2.9 mm湿度敏感等级:1
功能数量:1端子数量:5
最高工作温度:125 °C最低工作温度:-40 °C
最大输出电流:0.5 A最大输出电压:28 V
最小输出电压:1.8 V封装主体材料:PLASTIC/EPOXY
封装代码:LSSOP封装等效代码:SOP5,.11,37
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
峰值回流温度(摄氏度):260认证状态:Not Qualified
筛选级别:AEC-Q100座面最大高度:1.45 mm
子类别:Switching Regulator or Controllers表面贴装:YES
切换器配置:BOOST最大切换频率:1000 kHz
温度等级:AUTOMOTIVE端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING端子节距:0.95 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:1.6 mmBase Number Matches:1

TPS61040QDBVRQ1 数据手册

 浏览型号TPS61040QDBVRQ1的Datasheet PDF文件第2页浏览型号TPS61040QDBVRQ1的Datasheet PDF文件第3页浏览型号TPS61040QDBVRQ1的Datasheet PDF文件第4页浏览型号TPS61040QDBVRQ1的Datasheet PDF文件第5页浏览型号TPS61040QDBVRQ1的Datasheet PDF文件第6页浏览型号TPS61040QDBVRQ1的Datasheet PDF文件第7页 
TPS61040-Q1  
TPS61041-Q1  
www.ti.com  
SGLS276JANUARY 2005  
LOW POWER DC/DC BOOST CONVERTER IN SOT-23 PACKAGE  
FEATURES  
DESCRIPTION  
Qualification in Accordance With AEC-Q100(1)  
The TPS61040/41 is  
a
high-frequency boost  
converter dedicated for small to medium LCD bias  
supply and white LED backlight supplies. The device  
is ideal to generate output voltages up to 28 V from a  
dual cell NiMH/NiCd or a single cell Li-Ion battery.  
The part can also be used to generate standard 3.3  
V/5 V to 12-V power conversions.  
Qualified For Automotive Application  
Customer-Specifc Configuration Control Can  
Be Supported Along With Major-Change  
Approval  
1.8-V to 6-V Input Voltage Range  
Adjustable Output Voltage Range Up to 28 V  
The TPS61040/41 operates with a switching fre-  
quency up to 1 MHz. This allows the use of small  
external components using ceramic as well as tanta-  
lum output capacitors. Together with the tiny SOT23  
package, the TPS61040/41 gives a small overall  
solution size. The TPS61040 has an internal 400-mA  
switch current limit, while the TPS61041 has a  
250-mA switch current limit, offering lower output  
voltage ripple and allows the use of a smaller form  
factor inductor for lower power applications. The low  
quiescent current (typically 28 µA) together with an  
optimized control scheme, allows device operation at  
high efficiencies over the entire load current range.  
400-mA (TPS61040) and 250-mA (TPS61041)  
Internal Switch Current  
Up to 1-MHz Switching Frequency  
28-µA Typical No Load Quiescent Current  
1-µA Typical Shutdown Current  
Internal Softstart  
Available in a Tiny 5-Pin SOT23 Package  
(1)Contact Texas Instruments for details. Q100  
qualification data available on request.  
APPLICATIONS  
DBV PACKAGE  
(TOP VIEW)  
LCD Bias Supply  
White-LED Supply for LCD Backlights  
Digital Still Camera  
PDAs, Organizers, and Handheld PCs  
Cellular Phones  
Internet Audio Player  
1
2
3
5
4
V
IN  
SW  
GND  
FB  
EN  
Standard 3.3 V/5 V to 12 V Conversion  
TYPICAL APPLICATION  
EFFICIENCY  
vs  
OUTPUT CURRENT  
90  
88  
86  
84  
82  
80  
78  
76  
74  
72  
70  
L1  
10 µH  
V
= 18 V  
D1  
O
V = 5 V  
I
V
V
OUT  
V
IN  
to 28 V  
IN  
1.8 V to 6.0 V  
V = 3.6 V  
I
C
FF  
R1  
1
3
2
5
4
V
SW  
IN  
C
1 µF  
O
V = 2.4 V  
I
FB  
C
4.7 µF  
IN  
EN  
GND  
R2  
0.10  
1
10  
100  
I
- Output Current - mA  
O
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas  
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
PRODUCTION DATA information is current as of publication date.  
Copyright © 2005, Texas Instruments Incorporated  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  

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