这是TI公司推荐的MSP430单片机电源管理专用集成芯片,适应不同系列产品和不同电源输入的需求。以下是主要介绍专用集成芯片介绍给微控论坛网友参考。
TPS715xx/Axx Low-Power LDO
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Device IOUT VDO IQ Package
TPS715 50mA 415mV 3.2µA SC70
TPS715A 80mA 664mV 3.2µA 3x3 QFN
TPS715345:50-mA LDO from a 9-V Battery
• TPS715345DCK 50-mA LDO with 24 VIN in SC70 package
• Ultra-low 3.2 µA of IQ
• Uses a .47 µF capacitor on the output
• Dropout voltage at 50 mA is 415 mV
• Also see TPS715AxxDCK for 80-mA solutions
TPS60212:50-mA Charge Pump from Dual Alkaline Battery in Series
• TPS60212DGS 50-mA charge pump with 3.6 VIN in MSOP package
• 35 µA of IQ in normal mode and 2 µA of IQ in SNOOZE mode
• Normal mode provides 3.3 V at 4% over line, load and temp
• Snooze mode provides 3.3 V at 6% over line, load and temp
• Low-battery warning (LBI/LBO) option at 1.18 V
• Also see TPS60210 or TPS60211 for 100-mA solutions
TPS79730:10-mA LDO with Discrete SVS from a Single Li-Ion Battery
• TPS79730DCK 10-mA LDO with 5.5 VIN in SC70 package
• Ultra-low 1.2 µA of IQ
• Uses a .47-µF capacitor on the output
• Dropout voltage at 10 mA is 105 mV
• TPS3803 single reset supervisor (SVS) monitors the 3.0-V supply
• TPS3803 has an IQ of 2 µA
TPS62111:High VIN DC/DC Converter Solution in QFN Package
• High-efficiency synchronous stepdown converter with up to 95% efficiency
• 3.1-V to 17-V operating input voltage range
• Adjustable output voltage range from 1.2 V to 16 V
• Fixed output voltage options available in 3.3 V and 5 V
• High-efficiency over a wide-load current range due to PFM/PWM operation mode
• 100% maximum duty cycle for lowest dropout
• Low 20-µA quiescent current (typical)
• Overtemperature and overcurrent protected