Ricoh R1122N Series Low Noise LDO Regulator Datasheet

The R1122N 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. Ceramic capacitors can be used.


Ricoh R1122N Series Low Noise LDO Regulator Datasheet - cover page
Brand
Ricoh
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
2
File format
PDF
File size
198 KB
Published
09 July, 2012
Updated
30 September, 2023
Model
R1122N
MD5 checksum
EA27A0535C1E02EA2BD8A19AF75D4F49

About this manual

The R1122N Series are CMOS-based Low Dropout (LDO) regulators featuring a 150mA output current. The series is designed with high ripple rejection and excellent load transient response, making it ideally suited for use as a power source in hand-held communication equipment, cameras, VCRs, and other battery-powered devices.

What's inside

  • Product Description
  • Electrical Characteristics
  • Package Information
  • Pin Configuration
  • Typical Characteristic

Specifications

Output Current150mA
Supply Current (Iss)Typ. 100uA
Standby Current (Istandby)Typ. 0.1nA
Line RegulationTyp. 0.05%/V
Dropout Voltage (Voir)Typ. 0.19V
Current LimitTyp. 30mA
Ripple Rejection (RR)Typ. 80dB
Input Voltage Range (Vin).OV to 6.0V
Output Voltage Range (Vou).5V to 5.0V
Package TypeSOT-23-5

Frequently asked questions

What is the maximum output current of the R1122N Series?

The series features a 150mA output.

What is the typical dropout voltage when the output current is 100mA and the output voltage is 2.8V?

The typical dropout voltage is 0.19V under those conditions.

What is the input voltage range for this regulator?

The input voltage range is from 0V to 6.0V.

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