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LD1117AS18TR

LD1117AS18TR

LD1117AS18TR

STMicroelectronics

Fixed LD1117 PMIC 4 TO-261-4, TO-261AA

SOT-23

LD1117AS18TR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 8 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case TO-261-4, TO-261AA
Number of Pins 3
Weight 4.535924g
Operating Temperature0°C~125°C
PackagingTape & Reel (TR)
JESD-609 Code e3
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 4
Termination SMD/SMT
ECCN Code EAR99
Terminal Finish Matte Tin (Sn) - annealed
Max Power Dissipation12W
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number LD1117
Pin Count4
JESD-30 Code R-PDSO-G4
Number of Outputs 1
Output Voltage 1.8V
Output Type Fixed
Max Output Current1A
Max Supply Voltage15V
Min Supply Voltage3.3V
Output Configuration Positive
Power Dissipation12W
Quiescent Current10mA
Accuracy 2 %
Max Output Voltage1.8V
Output Voltage 1 1.8V
Number of Regulators1
Min Input Voltage 3.8V
Protection Features Over Current, Over Temperature
Voltage Dropout (Max) 1.3V @ 1A
PSRR 80dB (120Hz)
Dropout Voltage1.15V
Dropout Voltage1-Nom 1.15V
Min Output Voltage 1.8V
Voltage Tolerance-Max 2%
Nominal Output Voltage 1.8V
Input Bias Current 5mA
Output Voltage Accuracy 2 %
Height 1.8mm
Length 6.5mm
Width 3.5mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:8512 items

Pricing & Ordering

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LD1117AS18TR Product Details

LD1117AS18TR Overview


A Tape & Reel (TR) case is used to deliver this IC regulator. This voltage regulator IC comes in a TO-261-4, TO-261AA case. On the regulater IC chip, there are a total of 4 terminations. Output type Fixed. This component features 1 Voltage regulators. As a result of the Linear Voltage Regulator's design, the operating temperature of Surface Mount can be adjusted within a specified range. There is a temperature range of 0°C~125°C degrees during operation of the IC regulator. There is a configuration in this voltage regulator IC that specifies that its output function is Positive. A total of 4 pins can be found on the board. In order to deliver prompt, sufficient and reliable performance, this regulator IC has 1 outputs in total. A dropout voltage of 10 volts can be obtained from this voltage regulator IC. There are 3 pins on the chip. As an FYI, this IC voltage regulator has the basic part number LD1117. Taking into account the operation requirements, the maximum output current of the IC voltage regulator reaches 1A. It operates in the 10mA Quiescent Current state. The top supply voltage can be set to 15V volts.

LD1117AS18TR Features


1.15V dropout voltage


LD1117AS18TR Applications


There are a lot of STMicroelectronics
LD1117AS18TR Linear Voltage Regulators applications.


  • Video equipment
  • CPU power supply
  • Switching regulator
  • Multiple-power supply system
  • Digital audio player
  • Digital TV
  • Smartcard
  • Industrial equipment
  • DVD and CD-ROM drive
  • Quick charge protocols

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