Ricoh RP171x Series CMOS LDO Regulator Datasheet

The RP171x Series are CMOS-based LDO regulators featuring 150mA output current. Due to the 10V maximum input voltage, RP171x can be used for 2 cell lithium-ion battery powered portable appliances and home appliances. RP171x has a fold-back protection circuit, a thermal shutdown circuit and a constant slope circuit. SC-88A and SOT-23-5 packages are available.


Ricoh RP171x Series CMOS LDO Regulator Datasheet - cover page
Brand
Ricoh
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
2
File format
PDF
File size
234 KB
Published
09 July, 2012
Updated
28 September, 2023
Model
RP171X
MD5 checksum
0941C19A55B2D5B9AEAA2ECEB0B0D6C7

About this manual

The RP171x Series are CMOS-based Low Dropout (LDO) regulators designed to provide a maximum output current of 150mA. These devices feature a 10V maximum input voltage, making them suitable for powering 2-cell lithium-ion battery applications in portable and home appliances. Key protection features include a fold-back current limit circuit, a thermal shutdown circuit that activates at 165°C, and a constant slope circuit to prevent oscillation.

What's inside

  • Product Features
  • Specifications
  • Packages
  • Block Diagrams
  • Typical Characteristics
  • Application Circuits
  • Disclaimer

Specifications

Output Current150mA
Input Voltage Range2.6V to 10.0V
Output Voltage Range1.2V to 6.0V
Standby CurrentTyp. 23nA
Dropout VoltageTyp. 0.4V
Thermal Shutdown165°C
Fold-back ProtectionTyp. 40mA
Ripple RejectionTyp. 70dB
Available PackagesSC-88A, SOT-23-5

Frequently asked questions

What is the maximum input voltage for the RP171x?

The maximum input voltage is 10.0V.

Does the RP171x include thermal protection?

Yes, it includes a thermal shutdown circuit that stops operation at 165°C.

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