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Power Circuits / Linear Regulator ICs / AP2139AK-2.5TRG1
Datasheets
AP2139AK-2.5TRG1 by:
Diodes Incorporated
Diodes Incorporated
Diodes-BCD
Not Found

Fixed Positive LDO Regulator, 2.5V, 0.5V Dropout, CMOS, PDSO5, GREEN, SOT-23, 5 PIN

Part Details for AP2139AK-2.5TRG1 by Diodes Incorporated

Results Overview of AP2139AK-2.5TRG1 by Diodes Incorporated

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Applications Consumer Electronics Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

AP2139AK-2.5TRG1 Information

AP2139AK-2.5TRG1 by Diodes Incorporated is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for AP2139AK-2.5TRG1

Part # Distributor Description Stock Price Buy
DISTI # 28AK5669
Newark Ldo, Dc-Dc Conv, 2.5V, 0.25A, Sot-23 Rohs Compliant: Yes |Diodes Inc. AP2139AK-2.5TRG1 RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 1 Container: Cut Tape 2945
  • 1 $0.6430
  • 10 $0.3510
  • 25 $0.3080
  • 50 $0.2650
  • 100 $0.2220
  • 250 $0.2150
  • 500 $0.2080
  • 1,000 $0.2010
$0.2010 / $0.6430 Buy Now
DISTI # AP2139AK-2.5TRG1DICT-ND
DigiKey IC REG LINEAR 2.5V 250MA SOT23-5 Min Qty: 1 Lead time: 8 Weeks Container: Tape & Reel (TR), Digi-Reel®, Cut Tape (CT) 6045
In Stock
  • 1 $0.6000
  • 10 $0.3580
  • 25 $0.2944
  • 100 $0.2220
  • 250 $0.1865
  • 500 $0.1646
  • 1,000 $0.1463
  • 3,000 $0.1231
  • 6,000 $0.1115
  • 9,000 $0.1056
  • 15,000 $0.0990
  • 21,000 $0.0951
  • 30,000 $0.0913
  • 75,000 $0.0851
$0.0851 / $0.6000 Buy Now
DISTI # AP2139AK-2.5TRG1
Avnet Americas LDO Regulator Pos 2.5V 0.25A 5-Pin SOT-23 T/R - Tape and Reel (Alt: AP2139AK-2.5TRG1) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 8 Weeks, 0 Days Container: Reel 3000 Factory Stock
  • 3,000 $0.0834
  • 6,000 $0.0830
  • 12,000 $0.0825
  • 18,000 $0.0821
  • 24,000 $0.0817
$0.0817 / $0.0834 Buy Now
DISTI # 621-AP2139AK-2.5TRG1
Mouser Electronics LDO Voltage Regulators Ultra Low Q Curr LDO 0.25A 2.5V 1uA 55dB RoHS: Compliant 2973
  • 1 $0.5900
  • 10 $0.3510
  • 25 $0.2910
  • 100 $0.2210
  • 250 $0.1650
  • 1,000 $0.1440
  • 3,000 $0.1080
  • 9,000 $0.0950
  • 18,000 $0.0880
$0.0880 / $0.5900 Buy Now
DISTI # AP2139AK-2.5TRG1
TME IC: voltage regulator, LDO,linear,fixed, 2.5V, 0.25A, SOT23-5, SMD Min Qty: 1 0
  • 1 $0.3610
  • 10 $0.2660
  • 100 $0.1570
  • 500 $0.1180
  • 1,000 $0.1080
  • 3,000 $0.0970
  • 6,000 $0.0920
  • 24,000 $0.0870
  • 30,000 $0.0860
$0.0860 / $0.3610 RFQ
DISTI # AP2139AK-2.5TRG1
Avnet Asia LDO Regulator Pos 2.5V 0.25A 5-Pin SOT-23 T/R (Alt: AP2139AK-2.5TRG1) RoHS: Compliant Min Qty: 6000 Package Multiple: 3000 Lead time: 8 Weeks, 0 Days 0
  • 6,000 $0.0716
  • 12,000 $0.0706
  • 18,000 $0.0697
  • 30,000 $0.0688
  • 60,000 $0.0672
  • 150,000 $0.0655
  • 300,000 $0.0640
$0.0640 / $0.0716 Buy Now
DISTI # AP2139AK-2.5TRG1
Avnet Silica LDO Regulator Pos 25V 025A 5Pin SOT23 TR (Alt: AP2139AK-2.5TRG1) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 22 Weeks, 0 Days Silica - 6000
Buy Now
New Advantage Corporation SOT23-5/I�/ULTRA LOW QUIESCENT CURRENT CMOS LDO RoHS: Compliant Min Qty: 1 Package Multiple: 3000 3000
  • 3,000 $0.1258
$0.1258 Buy Now

Part Details for AP2139AK-2.5TRG1

AP2139AK-2.5TRG1 CAD Models

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AP2139AK-2.5TRG1 Part Data Attributes

Parametric Data
AP2139AK-2.5TRG1 Diodes Incorporated
Buy Now Datasheet
Compare Parts:
AP2139AK-2.5TRG1 Diodes Incorporated Fixed Positive LDO Regulator, 2.5V, 0.5V Dropout, CMOS, PDSO5, GREEN, SOT-23, 5 PIN
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Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer DIODES INC
Part Package Code SOT-23
Package Description SOT-23, 5 PIN
Pin Count 5
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Factory Lead Time 8 Weeks
Samacsys Manufacturer Diodes Incorporated
Adjustability FIXED
Dropout Voltage1-Max 1 V
Dropout Voltage1-Nom 0.65 V
Input Voltage Absolute-Max 6.6 V
Input Voltage-Max 6 V
Input Voltage-Min 3.5 V
JESD-30 Code R-PDSO-G5
JESD-609 Code e3
Length 2.92 mm
Line Regulation-Max 0.018%
Load Regulation-Max 0.04%
Moisture Sensitivity Level 3
Number of Functions 1
Number of Outputs 1
Number of Terminals 5
Operating Temperature TJ-Max 150 °C
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Current1-Max 0.25 A
Output Voltage1-Max 2.55 V
Output Voltage1-Min 2.45 V
Output Voltage1-Nom 2.5 V
Package Body Material PLASTIC/EPOXY
Package Code LSSOP
Package Equivalence Code TSOP5/6,.11,37
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Packing Method TR
Peak Reflow Temperature (Cel) 260
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 1.45 mm
Surface Mount YES
Technology CMOS
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Pitch 0.95 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Voltage Tolerance-Max 2%
Width 1.6 mm

Alternate Parts for AP2139AK-2.5TRG1

This table gives cross-reference parts and alternative options found for AP2139AK-2.5TRG1. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of AP2139AK-2.5TRG1, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
MIC5232-2.5YD5-TR Microchip Technology Inc $0.6325 2.5V FIXED POSITIVE LDO REGULATOR, 0.3V DROPOUT, PDSO5 AP2139AK-2.5TRG1 vs MIC5232-2.5YD5-TR

AP2139AK-2.5TRG1 Related Parts

AP2139AK-2.5TRG1 Frequently Asked Questions (FAQ)

  • A good PCB layout for optimal thermal performance would be to have a solid ground plane on the bottom layer, and to use thermal vias to connect the exposed pad to the ground plane. This helps to dissipate heat efficiently.

  • To ensure the device operates within the recommended operating conditions, make sure to follow the recommended voltage and current ratings, and provide adequate heat sinking and thermal management. Also, ensure the input voltage is within the specified range and the output voltage is within the regulated range.

  • To minimize EMI and RFI, use a good PCB layout with proper grounding, decoupling, and shielding. Also, consider using EMI filters or ferrite beads on the input and output lines. Additionally, ensure the device is placed away from sensitive analog circuits.

  • Yes, the AP2139AK-2.5TRG1 is AEC-Q100 qualified, making it suitable for automotive and high-reliability applications. However, it's essential to follow the recommended operating conditions, and to perform thorough testing and validation to ensure the device meets the specific application requirements.

  • Possible causes of oscillation or instability in the device include inadequate input decoupling, poor PCB layout, incorrect output capacitor selection, or insufficient output load. Ensure proper input decoupling, a good PCB layout, and correct output capacitor selection to minimize the risk of oscillation or instability.