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AP5724WUG-7 PDF预览

AP5724WUG-7

更新时间: 2024-01-17 04:01:44
品牌 Logo 应用领域
美台 - DIODES 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
页数 文件大小 规格书
17页 295K
描述
WHITE LED STEP-UP CONVERTER

AP5724WUG-7 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:GREEN, TSOT-23, 6 PIN针数:6
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:19 weeks
风险等级:5.72Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制技术:PULSE WIDTH 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 VJESD-30 代码:R-PDSO-G6
JESD-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封装主体材料:PLASTIC/EPOXY
封装代码:VSSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:1 mm
表面贴装:YES切换器配置:BOOST
最大切换频率:1400 kHz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
处于峰值回流温度下的最长时间:40宽度:1.6 mm
Base Number Matches:1

AP5724WUG-7 数据手册

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AP5724  
WHITE LED STEP-UP CONVERTER  
Description  
Pin Assignments  
(Top View)  
The AP5724 is a step-up DC/DC converter specifically  
designed to drive white LEDs with a constant current. The  
device can drive 2 ~ 6 LEDs in series from a Li-Ion cell.  
Series connection of the LEDs provides identical LED  
currents resulting in uniform brightness and eliminates the  
need for ballast resistors. For driving higher number of LEDs,  
1
VIN  
(Top View)  
6
5
SW  
GND  
FB  
1
2
3
6
5
4
SW  
VIN  
GND  
FB  
2
3
OVP  
EN  
4
OVP  
EN  
AP5724 also supports  
a single feedback of parallel  
connected multiple strings of equal number of LEDs.  
SOT26 / TSOT23-6  
DFN2020C-6  
The AP5724 switches at 1.2MHz that allows the use of tiny  
external components. A low 0.1V feedback voltage minimizes  
power loss in the current setting resistor for better efficiency.  
Features  
Applications  
High efficiency: 84% typical  
Cellular Phones  
PDAs, Hand held Computers  
Digital Cameras  
MP3 Players  
GPS Receivers  
Fast 1.2MHz switching frequency  
Current limit and UVLO protections  
Internal thermal shutdown  
Internal Over Voltage Protection  
Integrated soft-start function  
SOT26, TSOT23-6 and DFN2020C-6: Available in  
“Green” Molding Compound (No Br, Sb)  
Lead Free Finish/ RoHS Compliant (Note 1)  
Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied. Please visit our website at  
http://www.diodes.com/products/lead_free.html.  
Typical Application Circuit  
L1  
22uH  
D1  
VIN  
COUT  
1uF  
CIN  
1uF  
VIN  
SW  
2~6 LEDs  
OVP  
FB  
AP5724  
EN  
ON OFF  
PWM Dimming  
RSET  
5
GND  
Figure 1. Typical Application Circuit  
1 of 17  
www.diodes.com  
July 2010  
© Diodes Incorporated  
AP5724  
Document number: DS31843 Rev. 3 - 2  

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