深圳市迅瑞創(chuàng)芯科技有限公司
主營產(chǎn)品: 通信產(chǎn)品
TD6817-1.5MHz-2A-DC/DC同步降壓IC
價格
訂貨量(PCS)
¥0.48
≥1000
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公司簡介
本公司主營電源管理IC:馬達驅(qū)動IC、升/降壓IC、手電筒驅(qū)動IC、鋰電充電IC、鋰電二合一保護IC、穩(wěn)壓IC、MOS管等電子元器件,還有各類基于電池應用的產(chǎn)品方案定制開發(fā)。
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Description
The TD6817 is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode
architecture. The device is available in an adjustable version and fixed output voltages of 1.5V and 1.8V.
Supply current during operation is only 20mA and drops to ≤1mA in shutdown. The 2.5V to 5.5V input voltage
range makes the TD6817 ideally suited for single Li-Ion battery-powered applications. 100% duty cycle provides
low dropout operation, extending battery life in portable systems.Automatic Burst Mode operation increases
efficiency at light loads, further extending battery life. Switching frequency is internally set at 1.5MHz, allowing
the use of small surface mount inductors and capacitors.The internal synchronous switch increases efficiency and
eliminates the need for an external Schottky diode. Low output voltages are easily supported with the 0.6V
feedback reference voltage. The TD6817 is available in TSOT23-5 package.