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AP2121AK-2.8TRE1 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

AP2121AK-2.8TRE1 product

AP2121AK-2.8TRE1

Voltage Regulators - Linear

LDO2.8VLow NoiseSOT-23-5

The AP2121AK-2.8TRE1 is a 2.8V, 200mA CMOS LDO regulator in a SOT-23-5 package, noted for low noise and high ripple rejection.

Best for

  • Battery-powered devices
  • Telecom sub-board power

Avoid if

  • New designs (use AP7343)

Check before use

  • Pinout compatibility with replacement parts

Key specifications

Output Voltage
2.8 V
Max Output Current
200 mA
Dropout Voltage
150 mV
Package
SOT-23-5

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8542390001.0

Application

Portable ElectronicsTelecom Equipment

Datasheet

21595561d2ca6eb09cc1aa8243997b57.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for AP2121AK-2.8TRE1: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

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Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a high-speed, extremely low-noise positive voltage regulator IC fabricated using a CMOS process.