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RT9073A是具有使能控制功能的低压差线性稳压器，可在 1.2V~5.5V 输入电压下工作，输出高达 250mA 的电流，具有可低功耗操作的微型化封装。其低功耗特性表现在其静态电流低达 1µA，禁止状态下的电流消耗几乎为零，是电池供电的长寿命应用的理想选择。在其宽阔的输入电压范围内和完整的负载能力范围内，RT9073A都可以和陶瓷输出电容配合实现稳定工作。

应用

  • 便携式、电池供电设备
  • 超低功耗 MCU
  • 笔记本计算机
主要规格
RT9073A
Status Active
Vin (min) (V) 1.2
Vin (max) (V) 5.5
Vout (min) (V) 0.9
Vout (max) (V) 3.3
Output Adj. Method Fixed
Accuracy (+/- %) 2
Iout (max) (mA) 250
Iq (typ) (uA) 1
Vdropout @ rated current (typ) (mV) 450 @ 0.25A
Bias Rail No
Cout Type Ceramic;Tantalum
Charge Pump No
Features Enable Input;Low Dropout;Stable with Ceramic Capacitor
Package Type SC-82;ZQFN1x1-4
关键特性
  • 1µA 无负载地电流
  • PSRR = 75dB @1kHz
  • ±2% 输出电压精度
  • 250mA (VIN  ≥ 2.3V) 输出电流能力，可使能控制
  • 关机状态电流消耗极低 (0.1µA)
  • 输入电压范围：1.2V~5.5V
  • 压降 : 0.45V (典型值) @ 250mA, VOUT ≥ 3V
  • 可选固定电压版本：0.9V, 1.05V, 1.2V, 1.5V, 1.8V, 1.9V, 2.5V, 2.7V, 2.8V, 2.9V, 3V, 3.3V
  • 与陶瓷电容或钽电容配合可稳定工作
  • 电流限制保护
  • 过温保护
  • 提供ZQFN-4L 1x1 (ZDFN-4L 1x1) 和SC-82 封装
Part NumberPackage TypePackage Qty.Free SampleDistributorStockBuy From Authorized Distributor
RT9073A-09GQZZQFN1x1-42,500 Request Digikey 964 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9073A-12GQZZQFN1x1-42,500 Request Digikey 5,269 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9073A-15GQZZQFN1x1-42,500 Request Digikey 2,180 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9073A-18GQZZQFN1x1-42,500 Request Digikey 6,710 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9073A-19GQZZQFN1x1-42,500 Request Digikey 2,500 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9073A-25GQZZQFN1x1-42,500 Request Digikey 2,468 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9073A-28GQZZQFN1x1-42,500 Request Digikey 236 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9073A-30GQZZQFN1x1-42,500 Request Digikey 1,715 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9073A-33GQZZQFN1x1-42,500 Request Digikey 706 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
Evaluation Board
Part NumberDistributorStockBuy From Authorized Distributor
EVB_RT9073A-33GQZ Digikey 1 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
库存实际状况请联系代理商或业务窗口
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