loading
Richtek

2μA IQ, 300mA 低壓差線性穩壓器

RT9078

Update Alert Share

RT9078 是具有使能控制功能的低壓差線性穩壓器,可在 1.2V~5.5V 輸入電壓下工作,電流負載能力為 300mA,使用小型化封裝。其靜態工作電流低達2μA,關機狀態下的電流消耗為0.5μA,是電池供電長壽命應用的理想選擇。它還具有電流限制保護、過熱保護和輸出放電等功能。

應用

  • 可擕式、電池供電系統
  • 低壓微處理器
  • 筆記型電腦
  • 物聯網設備
  • IoT 物聯網
主要規格
RT9078
Status Active
Vin (min) (V) 1.2
Vin (max) (V) 5.5
Vout (min) (V) 0.8
Vout (max) (V) 3.45
Output Adj. Method Fixed;Resistor
Accuracy (+/- %) 2
Iout (max) (mA) 300
Iq (typ) (uA) 2
Vdropout @ rated current (typ) (mV) 150 @ 0.3A
Cout Type Ceramic;Tantalum
Features Enable Input;Low Dropout;OCP;Stable with Ceramic Capacitor
Package Type ZQFN1x1-4;TSOT-25
關鍵特性
  • 輸入電壓範圍:1.2V~5.5V
  • 靜態耗電為2μA
  • PSRR = 75dB@1kHz
  • 可調輸出電壓範圍:0.8V~5V(僅限有SNS引腳的TSOT-23-5封裝)
  • 輸出電壓精度:±2%
  • 關機耗電低
  • 輸入輸出最小壓差:0.15V@300mA, VOUT ≥ 3V
  • 可供固定輸出電壓版本:0.8V, 1.0V, 1.05V, 1.1V, 1.2V, 1.25V, 1.3V, 1.5V, 1.8V, 1.85V, 2V, 2.5V, 2.8V, 2.85V, 3V, 3.1V, 3.3V, 3.45V
  • 電流限制保護
  • 過熱保護
  • 有輸出主動放電功能
  • TSOT-23-5和 ZQFN-4L 1x1 (ZDFN-4L 1x1) 封裝
Datasheet
TitleLast UpdateShareDownload
2μA IQ, 300mA 低壓差線性穩壓器2016/01/07
Technical Documents
TitleLast UpdateShareDownload
藍牙耳機之電池電量計最佳方案-RT94262019/06/04
穿戴式應用電源管理 IC 選擇指南2018/11/15
Part NumberPackage TypePackage Qty.Free SampleBuy From Authorized Distributor
RT9078-12GJ5TSOT-253000 Request Buy from Distributor
RT9078-12GQZZQFN1x1-42500 Request Buy from Distributor
RT9078-15GJ5TSOT-253000 Not available Buy from Distributor
RT9078-18GJ5TSOT-253000 Not available Buy from Distributor
RT9078-18GQZZQFN1x1-42500 Request Buy from Distributor
RT9078-25GJ5TSOT-253000 Not available Buy from Distributor
RT9078-28GJ5TSOT-253000 Not available Buy from Distributor
RT9078-33GJ5TSOT-253000 Request Buy from Distributor
RT9078-33GQZZQFN1x1-42500 Request Buy from Distributor
RT9078N-08GJ5TSOT-253000 Request Buy from Distributor
RT9078N-12GJ5TSOT-253000 Not available Buy from Distributor
RT9078N-18GJ5TSOT-253000 Not available Buy from Distributor
RT9078N-33GJ5TSOT-253000 Not available Buy from Distributor
TOP