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AP2127

300MA High Speed, Extremely Low Noise CMOS LDO Regulator

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Description

The AP2127 Series are positive voltage regulator ICs fabricated by CMOS process. The AP2127 Series have features of low dropout voltage, low noise, high output voltage accuracy, and low current consumption which make them ideal for use in various battery-powered devices. AP2127 has 1.0V, 1.2V, 1.5V, 1.8V, 2.5V, 2.8V, 3.0V, 3.3V, 4.2V, 4.75V, 5.2V fixed voltage versions and 0.8V to 5.5V adjustable voltage versions.

Feature(s)

  • Wide Operating Voltage: 2.5V to 6V
  • High Output Voltage Accuracy: ±2%
  • High Ripple Rejection: 68dB@ f = 1kHz, 54dB@ f = 10kHz
  • Low Standby Current: 0.1μA
  • Low Dropout Voltage: 170mV@300mA for VOUT = 3.3V, 140mV@300mA for VOUT = 5.2V
  • Low Quiescent Current: 60μA Typical
  • Low Output Noise: 60μVrms@VOUT = 0.8V
  • Short Current Limit: 50mA · Over Temperature Protection
  • Compatible with Low ESR Ceramic Capacitor: 1μF for CIN and COUT 
  • Excellent Line/Load Regulation
  • Soft Start Time: 50μs
  • Auto Discharge Resistance: RDS(ON) = 60Ω

Application(s)

  • Datacom
  • Notebook Computers
  • Mother Board

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Standard
Output options Adjustable & Fixed
Iout (A) 0.3
Vin (Max) (V) 6
Vin (Min) (V) 2.5
Vout (min) 0.8
Vout (max) 6
Fixed Vout (V) 1.0, 1.2, 1.5, 1.8, 2.5, 2.8, 3.0, 3.3, 4.2, 4.75
Adjustabe VFB (V) 0.8
Iq (typ) (µA) 60
Accuracy 25C 2%
Noise uV RMS 10-100 kHz 60
VDROPOUT (Max) (V) at Max Current and Max Ouput Voltage 0.3
PSRR (dB) 1kHz 68
Operating Temperature (Ambient) (°C) -40 to 85 (°C)
Enable Active H
Channels 1
Output Discharge yes
Iq (max)(µA) 90
VCTL function no

Related Content

Packages

Technical Documents

SPICE Model

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

Orderable Part Number Buy from Distributor / Contact Sales Request Samples
AP2127K-1.0TRG1

AP2127K-1.0TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 8824 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
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AP2127K-1.2TRG1

AP2127K-1.2TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Farnell, An Avnet Company 4 5/26/2022 England Buy Now
Request Sample
AP2127K-1.5TRG1

AP2127K-1.5TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 15194 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP2127K-1.8TRG1

AP2127K-1.8TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Arrow Electronics 2893 5/26/2022 United States Buy Now
Digi-Key Electronics 57029 5/26/2022 Europe, Asia, North America Buy Now
Farnell, An Avnet Company 2207 5/26/2022 England Buy Now
Mouser Electronics Inc. 5256 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
Future Electronics - Asia 9000 5/25/2022 Singapore Contact Sales
Future Electronics - Europe 12000 5/25/2022 England Contact Sales
Request Sample
AP2127K-2.8TRG1

AP2127K-2.8TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Digi-Key Electronics 2633 5/26/2022 Europe, Asia, North America Buy Now
Farnell, An Avnet Company 2928 5/26/2022 England Buy Now
Mouser Electronics Inc. 2694 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP2127K-3.3TRG1

AP2127K-3.3TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Digi-Key Electronics 12 5/26/2022 Europe, Asia, North America Buy Now
Mouser Electronics Inc. 4689 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
RS Components - Spain 13100 5/26/2022 Spain Contact Sales
RS Components - UK 13100 5/26/2022 England Buy Now
Future Electronics - Europe 30000 5/25/2022 England Contact Sales
Request Sample
AP2127K-4.2TRG1

AP2127K-4.2TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 26 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP2127K-4.75TRG1

AP2127K-4.75TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 25406 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP2127K-ADJTRG1

AP2127K-ADJTRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
CEAC International Ltd. 63000 5/26/2022 China Contact Sales
Request Sample
AP2127N-1.0TRG1

AP2127N-1.0TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 2997 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP2127N-1.2TRG1

AP2127N-1.2TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Arrow/Components Agent Ltd. 24000 5/26/2022 Hong Kong Contact Sales
Mouser Electronics Inc. 3055 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP2127N-1.8TRG1

AP2127N-1.8TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 111 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
RS Components - Spain 100 5/26/2022 Spain Contact Sales
RS Components - UK 100 5/26/2022 England Buy Now
Request Sample
AP2127N-2.8TRG1

AP2127N-2.8TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 2490 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP2127N-3.0TRG1

AP2127N-3.0TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Arrow Electronics Central EU 6000 5/26/2022 Europe Buy Now
Request Sample
AP2127N-3.3TRG1

AP2127N-3.3TRG1

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Farnell, An Avnet Company 190 5/26/2022 England Buy Now
Mouser Electronics Inc. 732 5/26/2022 South America, North America, Asia, Europe, Middle East Buy Now
RS Components - Spain 8900 5/26/2022 Spain Contact Sales
RS Components - UK 8900 5/26/2022 England Buy Now
Request Sample

Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2512 2021-04-16 2021-07-16 Qualified Additional Assembly & Test (A/T) Site
PCN-2246 2017-06-28 2017-09-28 Additional Qualified Assembly/Test (A/T) Site – Chengdu A/T (CAT) with Part Marking Update