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R1122 Series
Low Noise 150mA Voltage Regulator

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ECAD Model: Learn more
  • Standard
  • RoHS
Package1
拡大
:q Package1
Package1
Package1

Description

The R1122 Series are CMOS-based LDO regulators featuring 150mA output. High ripple rejection and excellent load transient response of the series make the product ideally suited for use in power source for hand-held communication equipment. The polarity of the CE pin can be selected.

Spec

Standard
Input Voltage Range 2.0 V to 6.0 V (7.0 V)
Operating Temperature Range -40°C to 85°C (125°C)
Supply Current Typ. 100 µA
Standby Current Typ. 0.1 µA
Output Voltage Range 1.5 V to 5.0 V (0.1 V step)
Output Voltage Accuracy ±2.0% (Ta = 25°C)
Output Voltage Temperature Coefficient Typ. ±100 ppm/°C
Dropout Voltage Typ. 0.19 V (IOUT = 100 mA, 3.0 V output)
Line Regulation Typ. 0.05%/V
Output Current 150 mA
Ripple Rejection Typ. 80 dB (f = 1kHz)
Package SOT-23-5

Download Datasheet

Protections / Functions

TSD Reverse Current Limit ISC Inrush ECO mode Auto Discharge External Driver PGOOD Soft Start

Functional Description

TSD Thermal Shutdown Function
Reverse Current Protection Reverse Current Protection
Current Limit Overcurrent Protection
ISC Short Current Protection
Inrush Current Limit Inrush Current Protection
Constant Slope Constant Slope Function
ECO mode ECO Function
Auto Discharge Auto Discharge Function
External Driver External Output Driver Transistor

Functional Description

TSD Thermal Shutdown Function
Reverse Current Protection Reverse Current Protection
Current Limit Overcurrent Protection
ISC Short Current Protection
Inrush Current Limit Inrush Current Protection
Constant Slope Constant Slope Function
ECO mode ECO Function
Auto Discharge Auto Discharge Function
External Driver External Output Driver Transistor

Search for similar products under conditions below.

Category:LDO Linear Regulators

VIN
min (V)		 2.0
VIN
max (V)		 6.0
VOUT
min (V)		 1.5
VOUT
max (V)		 5.0
IOUT
(mA)		 150
ISS
(µA)		 100

Technical Documents

  • R1122N301B Dropout Voltage vs. Output Current

    R1122N301B Dropout Voltage vs. Output Current

Quality & Packages

Product Name Compatibility Package Marking Reliability
R1122Nxx1x-TR-FE
  • gradeConsumer
 SOT-23-5 R1122N R1122N-FE
  • Refer to the datasheets for the details on the product.
  • The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.

FAQ

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Buy / Contact

  • Purchase, Request for samples and documents
    Sales are made through distributors. Please contact your local distributors for any sales-related inquiry such as price.
  • Available from 1 piece!
    Our electronic device products are available through our authorized online distributors.
  • Technical Support
R1122 Series