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Power Circuits / Linear Regulator ICs / MCP1812AT-018/TT
Datasheets
MCP1812AT-018/TT by: Microchip Technology Inc

Fixed Positive LDO Regulator

Part Details for MCP1812AT-018/TT by Microchip Technology Inc

Results Overview of MCP1812AT-018/TT by Microchip Technology Inc

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

MCP1812AT-018/TT Information

MCP1812AT-018/TT by Microchip Technology Inc 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 MCP1812AT-018/TT

Part # Distributor Description Stock Price Buy
DISTI # MCP1812AT-018/TT
Microchip Technology Inc 150/300 mA Ultra Low Quiescent Current LDO Regulators, SOT-23, Projected EOL: 2025-10-01 RoHS: Compliant Lead time: 28 Weeks, 0 Days Container: Reel 0

Alternates Available

COO: Thailand
  • 1 $0.5000
  • 25 $0.4200
  • 100 $0.3800
  • 1,000 $0.3700
  • 5,000 $0.3600
$0.3600 / $0.5000 Buy Now
Future Electronics   RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 0
  • 3,000 $0.4090
  • 6,000 $0.4030
  • 9,000 $0.3980
$0.3980 / $0.4090 Buy Now
NAC 1.8V 3-Lead SOT-23 300mA Ultra Low Iq LDO with Auto-Discharge - Package: 3 SOT-23 1.3mm T/R RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 0
  • 1 $0.5100
  • 100 $0.4600
  • 500 $0.4200
  • 1,000 $0.4100
$0.4100 / $0.5100 Buy Now
DISTI # MCP1812AT-018/TT
Avnet Silica LDO Regulator Pos 18V 300mA 3Pin SOT23 TR (Alt: MCP1812AT-018/TT) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Silica - 0
Buy Now
DISTI # MCP1812AT-018/TT
EBV Elektronik LDO Regulator Pos 18V 300mA 3Pin SOT23 TR (Alt: MCP1812AT-018/TT) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 143 Weeks, 0 Days EBV - 0
Buy Now

Part Details for MCP1812AT-018/TT

MCP1812AT-018/TT CAD Models

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MCP1812AT-018/TT Part Data Attributes

Parametric Data
MCP1812AT-018/TT Microchip Technology Inc
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MCP1812AT-018/TT Microchip Technology Inc Fixed Positive LDO Regulator
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Part Life Cycle Code Obsolete
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description SOT-23, 3 PIN
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Factory Lead Time 28 Weeks
Samacsys Manufacturer Microchip
Adjustability FIXED
Dropout Voltage1-Max 0.6 V
Dropout Voltage1-Nom 0.4 V
Input Voltage Absolute-Max 6 V
Input Voltage-Max 5.5 V
Input Voltage-Min 2.4 V
JESD-30 Code R-PDSO-G3
Length 2.9 mm
Load Regulation-Max 0.05%
Number of Functions 1
Number of Outputs 1
Number of Terminals 3
Operating Temperature TJ-Max 85 °C
Operating Temperature TJ-Min -40 °C
Output Current1-Max 0.3 A
Output Voltage1-Max 1.872 V
Output Voltage1-Min 1.728 V
Output Voltage1-Nom 1.8 V
Package Body Material PLASTIC/EPOXY
Package Code TSOP
Package Equivalence Code SOT-23
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, THIN PROFILE
Packing Method TR
Peak Reflow Temperature (Cel) NOT SPECIFIED
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 1.12 mm
Surface Mount YES
Technology CMOS
Terminal Form GULL WING
Terminal Pitch 0.95 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Voltage Tolerance-Max 4%
Width 1.3 mm

Alternate Parts for MCP1812AT-018/TT

This table gives cross-reference parts and alternative options found for MCP1812AT-018/TT. 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 MCP1812AT-018/TT, 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
MCP1812AT-018/OT Microchip Technology Inc Check for Price Fixed Positive LDO Regulator MCP1812AT-018/TT vs MCP1812AT-018/OT
NCP115CMX180TCG onsemi $0.0808 LDO Regulator, 300 mA, Low Iq, High PSRR, High Accuracy 1.8 V, Active Discharge, Slower Vout Slew-Rate, XDFN-4, 5000-REEL MCP1812AT-018/TT vs NCP115CMX180TCG
MCP1812AT-018/LB Microchip Technology Inc Check for Price Fixed Positive LDO Regulator MCP1812AT-018/TT vs MCP1812AT-018/LB
MCP1812A-018/LT Microchip Technology Inc Check for Price Fixed Positive LDO Regulator MCP1812AT-018/TT vs MCP1812A-018/LT
MCP1812A-018/LB Microchip Technology Inc Check for Price Fixed Positive LDO Regulator MCP1812AT-018/TT vs MCP1812A-018/LB
MCP1812A-018/HCA Microchip Technology Inc Check for Price Fixed Positive LDO Regulator MCP1812AT-018/TT vs MCP1812A-018/HCA
NCP115CMX180TBG onsemi Check for Price LDO Regulator, 300 mA, Low Iq, High PSRR, High Accuracy 1.8V, XDFN, Active Discharge, Slower Vout Slew-Rate, 5000-REEL MCP1812AT-018/TT vs NCP115CMX180TBG

MCP1812AT-018/TT Frequently Asked Questions (FAQ)

  • A good PCB layout for the MCP1812AT-018/TT should include a solid ground plane, wide power traces, and a thermal relief pattern under the device to facilitate heat dissipation. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.

  • To ensure a stable output voltage, use a high-quality input capacitor with low ESR, and consider adding a feed-forward capacitor to improve the regulator's transient response. Additionally, ensure that the input voltage is within the recommended range and that the device is operated within its specified temperature range.

  • The maximum output current of the MCP1812AT-018/TT is 1.8A. However, the device can deliver higher currents for short durations. It's essential to consider the device's thermal limitations and ensure that the output current is within the safe operating area to prevent overheating.

  • To protect the regulator from input voltage surges and spikes, consider adding a transient voltage suppressor (TVS) diode or a voltage clamp at the input. Additionally, use a high-quality input capacitor with a low ESR to filter out noise and ripple.

  • A 10uF to 22uF ceramic or tantalum capacitor with a low ESR (less than 1 ohm) is recommended for the input capacitor. The capacitor should be placed as close to the regulator as possible to minimize noise and ripple.