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LD2981CU50TR

LD2981CU50TR

LD2981CU50TR

STMicroelectronics

Fixed LD2981 PMIC 3 TO-243AA

SOT-23

LD2981CU50TR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Lifecycle Status ACTIVE (Last Updated: 7 months ago)
Factory Lead Time 10 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case TO-243AA
Number of Pins 3
Operating Temperature-40°C~125°C
PackagingTape & Reel (TR)
JESD-609 Code e3
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 3
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Terminal Position SINGLE
Terminal FormFLAT
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LD2981
Pin Count3
Current - Supply (Max) 2.6mA
Number of Outputs 1
Voltage - Input (Max) 16V
Output Voltage 5V
Output Type Fixed
Max Output Current100mA
Output Configuration Positive
Quiescent Current100μA
Output Voltage 1 5V
Number of Regulators1
Min Input Voltage 2.5V
Protection Features Over Current, Over Temperature
Current - Quiescent (Iq) 150μA
Voltage Dropout (Max) 0.375V @ 100mA
PSRR 63dB (1kHz)
Dropout Voltage180mV
Dropout Voltage1-Nom 0.2V
Min Output Voltage 5V
Input Bias Current 80μA
Height 1.6mm
Length 4.6mm
Width 2.6mm
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:8929 items

Pricing & Ordering

QuantityUnit PriceExt. Price

LD2981CU50TR Product Details

LD2981CU50TR Overview


This Voltage Regulator IC comes inTape & Reel (TR) packaging. This battery regulator is contained in a TO-243AA package. There are 3 terminations on the gadget. The IC chip's output type is Fixed. This electronic component implements 1 regulators. The Linear Voltage Regulator's mounting type is Surface Mount. The IC Regulator is set to operate at -40°C~125°C degrees. This regulator's output function is configured to be Positive. IC voltage regulator has a sum of 3 pins. To ensure prompt, sufficient performance, this part features 1 outputs in total. Its dropout voltage is 10 volts. The component's pin number remains 3. FYI, the basic part number for this IC regulator is LD2981. It works in 100mA output current at mostIt operates in the 100μA Quiescent Current state.

LD2981CU50TR Features


180mV dropout voltage


LD2981CU50TR Applications


There are a lot of STMicroelectronics
LD2981CU50TR Linear Voltage Regulators applications.


  • Home electric appliance
  • Battery-powered device
  • Communication device
  • Personal communication device
  • Portable telephone
  • Electronic notebook
  • Camera
  • Video equipment
  • CPU power supply
  • Switching regulator

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