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STOD1412PUR PDF预览

STOD1412PUR

更新时间: 2024-09-30 03:30:47
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 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
页数 文件大小 规格书
21页 533K
描述
Step-up and inverting DC-DC converter

STOD1412PUR 技术参数

生命周期:Obsolete零件包装代码:QFN
包装说明:3 X 3 MM, LEAD FREE, QFN-16针数:16
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.84
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:5.5 V
最小输入电压:2.7 V标称输入电压:3.7 V
JESD-30 代码:S-XQCC-N16长度:3 mm
功能数量:1端子数量:16
最高工作温度:85 °C最低工作温度:-40 °C
最大输出电流:1 A封装主体材料:UNSPECIFIED
封装代码:HVQCCN封装等效代码:LCC16,.12SQ,20
封装形状:SQUARE封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
认证状态:Not Qualified座面最大高度:0.8 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:1300 kHz
温度等级:INDUSTRIAL端子形式:NO LEAD
端子节距:0.5 mm端子位置:QUAD
宽度:3 mmBase Number Matches:1

STOD1412PUR 数据手册

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STOD1412  
Step-up and inverting DC-DC converter  
Features  
2.7 V to 5.5 V input voltage range  
120 mA max output current for each converter  
Output voltages:  
– Step-up from 4.3 V to 6.0 V  
– Inverting from -8.0 V to -2.0 V  
Synchronous rectification for both DC-DC  
QFN16L (3mm x 3mm)  
converters  
Efficiency:  
– 80% I = 10 mA - 30 mA  
O
– 85% I = 30 mA - 120 mA  
O
Description  
1.3 MHz PWM mode control  
Shutdown mode with Enable pin  
Inrush current protection  
Adjustable output voltages  
True shutdown mode  
The STOD1412 is a dual DC-DC converter  
capable of providing a positive and negative  
voltage from a positive input voltage ranging from  
2.7 V to 5.5 V. It integrates two complete power  
stages, one step-up and one inverting, each of  
which need just one inductor, and input and  
output capacitor.  
Less than 1 µA current consumption in  
shutdown mode  
The STOD1412 works in PWM mode, switching at  
a 1.3 MHz frequency, thus reducing the size and  
values of external components. An Enable pin  
makes it possible to turn off the device to reduce  
the quiescent current to less than 1 µA. The  
output voltages can be set easily by using two  
external resistors for each converter.  
Over-temperature protection  
Package: 16 pin - QFN 3X3  
Temperature range: -40°C to 85°C  
Applications  
Active matrix organic LED power supplies  
Mobile phones  
The device integrates a “soft start” with controlled  
inrush current limit, thermal shutdown and short  
circuit protection.  
PDAs  
High efficiency and low quiescent current,  
Camcorders  
combined with the small number and tiny size of  
external components, make the STOD1412  
suitable for battery-operated systems, particularly  
for powering Active Matrix OLED display panels.  
Digital still cameras  
Table 1.  
Device summary  
Order code  
Package  
Packaging  
STOD1412PUR  
QFN16L (3x3 mm)  
4500 parts per reel  
August 2007  
Rev. 1  
1/21  
www.st.com  
21  

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