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RT9055 是双输出、低噪声、低压差的 300mA 线性稳压器，其输出电压范围为 0.9V~3.5V ，输入电压范围为 1.5V~5.5V 。RT9055 的输出电压精度为 2%，具有极低的输入输出电压降和很低的静态电流（每路 29μA ），其停机电流几乎趋于0，是电池供电的便携式设备的理想之选。它的保护功能包括电流限制、输出短路保护和过热保护。RT9055 可与很低容量的陶瓷输出电容配合稳定工作，对 PCB 空间要求极低，使用成本低廉。RT9055 的封装是 WL-CSP-6B，拥有 0.8mm x 1.2mm 的小尺寸。

应用

  • Cellular Handsets
  • Battery Powered Equipment
  • Hand-Held Instruments
  • Portable Information Appliances
主要规格
RT9055
Status Last Time Buy
Vin (min) (V) 1.5
Vin (max) (V) 5.5
Number of Outputs 2
Vout (min) (V) 1
Vout (max) (V) 3.5
Fixed Vout Option (V) 1;1.1;1.2;1.25;1.3;1.4;1.5;1.6;1.8;1.85;1.9;2.0;2.1;2.5;2.6;2.65;2.7;2.8;2.85;2.9;3.0;3.1;3.15;3.2;3.3;3.5
Output Adj. Method Fixed
Accuracy (+/- %) 2
Iout (max) (A) 0.3
Iq (typ) (mA) 58
Current Limit (typ) (mA) 600
Vdropout@ rated current (typ) (mV) 240 @ 0.3A
Cout (min) (uF) 1
Cout Type Ceramic
Features Enable Input;OCP;SCP
Package Type WL-CSP0.8x1.2-6
关键特性
  • 宽输入电压范围：1.5V~5.5V
  • 低噪声，适合 RF 应用
  • 无需使用噪声旁路电容
  • 对输入/输出的瞬态过程具有快速响应能力
  • TTL 电平兼容的控制信号输入
  • 低温度系数
  • 双输出，供电能力均为 300mA
  • 很低的静态电流，每通道 29μA
  • 输出精度2%
  • 短路保护
  • 热关机保护
  • 电流限制保护
  • 短路热折回保护
  • 符合 RoHS 规范，不含卤素
Additional Documents
Title Last Update ShareDownload
Power Management Components for Lithium-Ion Battery Powered Applications
鋰離子電池電源管理IC選擇指南 		2020/12/07
Evaluation Boards
TitleLast UpdateDownload
300mA Dual LDO Regulator2016/04/21
Part NumberPackage TypePackage Qty.Free SampleDistributorStockBuy From Authorized Distributor
RT9055-CCWSCWL-CSP0.8x1.2-63,000 Request Digikey 2,886 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9055-CFWSCWL-CSP0.8x1.2-63,000 Request Digikey 2,940 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9055-GGWSCWL-CSP0.8x1.2-63,000 Request Digikey 1,485 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9055-JJWSCWL-CSP0.8x1.2-63,000 Request Digikey 2,955 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9055-NNWSCWL-CSP0.8x1.2-63,000 Request Digikey 2,889 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
RT9055-SSWSCWL-CSP0.8x1.2-63,000 Request Digikey 2,929 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
Evaluation Board
Part NumberDistributorStockBuy From Authorized Distributor
EVB_RT9055-NGWSC Digikey 5 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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