Datasheets
LDL1117S33R by: STMicroelectronics

1.2 A High PSRR low dropout linear voltage regulator

Part Details for LDL1117S33R by STMicroelectronics

Results Overview of LDL1117S33R by STMicroelectronics

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

LDL1117S33R Information

LDL1117S33R by STMicroelectronics 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 LDL1117S33R

Part # Distributor Description Stock Price Buy
DISTI # 14AC6965
Newark Ldo, Fixed, 3.3V, 1.2A, Sot-223-3, Output Type:Fixed, Input Voltage Min:2.5V, Input Voltage Max:18V, No. Of Outputs:1Outputs, Output Voltage Min:-, Output Voltage Max:-, Polarity:Positive Output, Ic Mounting:Surface Mount Rohs Compliant: Yes |Stmicroelectronics LDL1117S33R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape 207252
  • 1 $0.1190
  • 10 $0.1190
  • 25 $0.1190
  • 50 $0.1190
  • 100 $0.1190
  • 250 $0.1190
  • 500 $0.1190
  • 1,000 $0.1190
$0.1190 Buy Now
DISTI # LDL1117S33R
Avnet Americas LDO Voltage Regulator, Fixed, 2.5 V to 18 V, Single Output, 350 mV Drop, 3.3 V, 1.2 A, 3 Pins, SOT-223 - Tape and Reel (Alt: LDL1117S33R) RoHS: Not Compliant Min Qty: 7500 Package Multiple: 2500 Lead time: 14 Weeks, 0 Days Container: Reel 0
  • 7,500 $0.0873
  • 12,500 $0.0868
  • 20,000 $0.0852
  • 37,500 $0.0839
  • 75,000 $0.0834
$0.0834 / $0.0873 Buy Now
STMicroelectronics 1.2 A High PSRR low dropout linear voltage regulator COO: Italy RoHS: Compliant Min Qty: 1 928474
  • 1 $0.7300
  • 10 $0.5200
  • 25 $0.4700
  • 100 $0.4100
  • 250 $0.3700
$0.3700 / $0.7300 Buy Now
DISTI # LDL1117S33R
TME IC: voltage regulator, LDO,linear,fixed, 3.3V, 1.2A, SOT223, SMD Min Qty: 1 17943
  • 1 $0.6010
  • 10 $0.3990
  • 25 $0.3280
  • 100 $0.2790
  • 250 $0.2550
  • 500 $0.2240
  • 1,000 $0.2000
  • 2,500 $0.1680
$0.1680 / $0.6010 Buy Now
Ameya Holding Limited LDL1117 Series 1.2 A 3.3 V High PSRR LDO Linear Voltage Regulator-SOT-223 906
RFQ
DISTI # LDL1117S33R
Avnet Silica LDO Voltage Regulator Fixed 25 V to 18 V Single Output 350 mV Drop 33 V 12 A 3 Pins SOT223 (Alt: LDL1117S33R) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 15 Weeks, 0 Days Silica - 60000
Buy Now
DISTI # LDL1117S33R
EBV Elektronik LDO Voltage Regulator Fixed 25 V to 18 V Single Output 350 mV Drop 33 V 12 A 3 Pins SOT223 (Alt: LDL1117S33R) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 15 Weeks, 0 Days EBV - 0
Buy Now
LCSC 1.2A Fixed 3.3V Positive 18V SOT-223-4 Voltage Regulators - Linear Low Drop Out (LDO) Regulators ROHS 2810
  • 5 $0.1438
  • 50 $0.1158
  • 150 $0.1018
  • 500 $0.0913
  • 2,500 $0.0829
  • 5,000 $0.0787
$0.0787 / $0.1438 Buy Now
MacroQuest Electronics STOCK 20000
  • 1 $0.4300
$0.4300 Buy Now
Vyrian Regulators 148504
RFQ
Win Source Electronics IC REG LINEAR 3.3V 1.2A SOT223 173496
  • 645 $0.0780
  • 1,370 $0.0730
  • 2,130 $0.0705
  • 3,055 $0.0655
  • 3,970 $0.0630
  • 4,970 $0.0604
$0.0604 / $0.0780 Buy Now

Part Details for LDL1117S33R

LDL1117S33R CAD Models

LDL1117S33R Part Data Attributes

LDL1117S33R STMicroelectronics
Buy Now Datasheet
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LDL1117S33R STMicroelectronics 1.2 A High PSRR low dropout linear voltage regulator
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer STMICROELECTRONICS
Reach Compliance Code compliant
Factory Lead Time 14 Weeks
Samacsys Manufacturer STMicroelectronics
Dropout Voltage1-Max 0.6 V
Input Voltage-Max 18 V
Input Voltage-Min 4.3 V
JESD-30 Code R-PDSO-G4
JESD-609 Code e4
Length 6.5 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 4
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -40 °C
Output Current1-Max 1.2 A
Output Voltage1-Max 3.399 V
Output Voltage1-Min 3.201 V
Output Voltage1-Nom 3.3 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOT-223
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TR
Peak Reflow Temperature (Cel) 260
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 1.9 mm
Surface Mount YES
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 2.3 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Voltage Tolerance-Max 3%
Width 3.5 mm

LDL1117S33R Frequently Asked Questions (FAQ)

  • The maximum input voltage is 15V, but it's recommended to keep it below 12V for optimal performance and to prevent overheating.

  • To ensure stability, a minimum output capacitance of 10uF is recommended, and the ESR (Equivalent Series Resistance) should be between 0.3 ohms and 10 ohms.

  • The dropout voltage is typically around 1.5V, which means the input voltage should be at least 1.5V higher than the output voltage for proper regulation.

  • The LDL1117S33R is rated for operation up to 125°C, but the junction temperature should be kept below 150°C to ensure reliability and prevent thermal shutdown.

  • Power dissipation can be calculated using the formula: Pd = (Vin - Vout) x Iout, where Vin is the input voltage, Vout is the output voltage, and Iout is the output current.

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