The TPS6261x device is a high-frequencysynchronous step-down dc-dc converter optimized forbattery-powered portable applications. Intended forlow-power applications, the TPS6261x supports up to350-mA load current, and allows the use of low costchip inductor and capacitors.
With a wide input voltage range of. to 5.5V. thedevice supports applications powered by Li-lonbatteries with extended voltage range. Different fixedvoltage output versions are available from 1.2v to2.3V.
特点
•90% Efficiency at 6MHz Operation
•31mA Quiescent Current
•Wide VIN Range From 2.3V to 5.5V
•6MHz Regulated Frequency Operation
•Best in Class Load and Line Transient
•±2% Total DC Voltage Accuracy
•Automatic PFM/PWM Mode Switching
•Low Ripple Light-Load PFM Mode
•>50dB VIN PSRR (1kHz to 10kHz)
•Internal Soft-Start, 100-ms Start-Up Time
•Integrated Active Power-Down Sequencing (Optional)
•Three Surface-Mount External Components Required (One 0603 MLCC Inductor, Two •0402Ceramic Capacitors)
•Complete Sub 0.4-mm Component Profile Solution
•Total Solution Size
应用
• Cell Phones, Smart-Phones
• WLAN, GPS and Bluetooth™ Applications
• DTV Tuner Applications
• DC/DC Micro Modules
产品封装
业务电话:0755/23141725 18576699326
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公司官网:http://www.sunnyqi.com/