LD1117S33C

Tube Packaging for LD1117S33C
5,648 Effective Inventory

LD1117S33C

Effective Inventory5,648

Tube Packaging for LD1117S33C

  • Manufacturer Part # : LD1117S33C

  • Package/Case: SOT-22

  • Part Status : ACTIVE

  • Brand: STMicroelectronics

  • Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

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Shipping & Payment

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Service & Packaging

Service & Packaging

About After Sales Service

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LD1117S33C DataSheet
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Please submit RFQ for LD1117S33C or email to us: Email: [email protected], we will contact you in 12 hours.

Details

LD1117S33C is a low dropout linear voltage regulator that provides a fixed output voltage of 3.3V with a maximum input voltage of 15V. It has a dropout voltage of 1.2V at 800mA and a low quiescent current consumption of 5mA. This regulator is available in a TO-252 (DPAK) package which allows for easy mounting on a PCB. It also features overcurrent and thermal protection to ensure the safety and reliability of the device.The LD1117S33C is designed for use in various applications such as battery-powered devices, instrumentation, and consumer electronics. It offers a high output voltage accuracy and stability over a wide range of operating conditions.

LD1117S33C

Key Features

  • Fixed output voltage of 3.3V
  • Low dropout voltage - 1.2V at 800mA load current
  • Output current up to 800mA
  • Input voltage up to 15V
  • Thermal overload protection
  • Short circuit current limit
  • Available in TO-223 package

Application

  • Low dropout linear voltage regulator
  • Power management in portable electronics
  • Voltage regulation in automotive electronics
  • Power supply for industrial equipment
  • Battery-powered devices
  • Audio amplifiers and other audio equipment
  • Telecommunications equipment
  • Medical devices
  • LED lighting systems
  • Sensor modules and data acquisition systems

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Pbfree Code Yes Rohs Code Yes
Part Life Cycle Code Obsolete Part Package Code SOT-223
Pin Count ! 4 Reach Compliance Code
ECCN Code EAR99 HTS Code ! 8542.39.00.01
Adjustability FIXED Dropout Voltage1-Max 1.3 V
Dropout Voltage1-Nom 1.3 V Input Voltage Absolute-Max 15 V
Input Voltage-Max 15 V Input Voltage-Min 4.75 V
JESD-30 Code R-PDSO-G4 JESD-609 Code e3
Length 6.5 mm Line Regulation-Max 0.03%
Load Regulation-Max 0.03% Moisture Sensitivity Level 1
Number of Functions 1 Number of Outputs 1
Number of Terminals 4 Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -40 °C Output Current1-Max 1.3 A
Output Voltage1-Max 3.44 V Output Voltage1-Min 3.16 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
Peak Reflow Temperature (Cel) 260 Qualification Status ! Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR Seated Height-Max 1.9 mm
Surface Mount ! YES Technology BIPOLAR
Terminal Finish Matte Tin (Sn) - annealed Terminal Form ! GULL WING
Terminal Pitch ! 2.3 mm Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30 Voltage Tolerance-Max 4%
Width 3.5 mm Product Category ! LDO Voltage Regulators
Mounting Style SMD/SMT Package / Case SOT-223-3
Output Voltage 3.3 V Output Current ! 1.3 A
Polarity Positive Quiescent Current ! 10 mA
Input Voltage, Max 15 V Output Type Fixed
Minimum Operating Temperature - 40 C Maximum Operating Temperature ! + 125 C
Dropout Voltage ! 1 V Series LD1117S
Brand STMicroelectronics Dropout Voltage - Max 1.1 V at 100 mA
Height 1.8 mm (Max) Ib - Input Bias Current 5 mA
Line Regulation ! 6 mV Load Regulation ! 10 mV
Pd - Power Dissipation 12 W Product Type ! LDO Voltage Regulators
Subcategory PMIC - Power Management ICs Voltage Regulation Accuracy 1 %
Unit Weight 0.008826 oz

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LD1117S33C PDF Download

FAQs

What is LD1117S33C?

The LD1117S33C is a low dropout voltage regulator designed by STMicroelectronics. It is commonly used to provide a stable output voltage with very low dropout voltage, making it ideal for powering various electronic devices, such as microcontrollers, sensors, and small-scale integrated circuits.

How Does LD1117S33C Work?

The LD1117S33C regulates the output voltage by comparing a reference voltage to the divided output voltage. It adjusts the output voltage to maintain a stable value despite variations in input voltage and load conditions. The low dropout voltage ensures that the regulator can operate even with small differences between the input and output voltages.

How Many Pins does LD1117S33C have and What are the Functions of the Pinout Configuration?

The LD1117S33C is typically available in a TO-252-2 (DPAK) package with three pins. The pinout configuration includes:

  • Vin: Input voltage pin.
  • Vout: Output voltage pin.
  • GND: Ground pin.

What are the Pros and Cons of LD1117S33C?

Pros:

  • Low Dropout Voltage: Allows for operation with very small voltage differentials between the input and output.
  • Stable Output: Provides a stable output voltage even under varying load conditions.
  • Thermal Shutdown Protection: Includes thermal shutdown protection to prevent overheating.
  • Easy to Use: Simple two-terminal connection makes it easy to integrate into circuits.
  • Cost-Effective: Offers a cost-effective solution for voltage regulation needs.

Cons:

  • Limited Current Capacity: May not be suitable for high-current applications.
  • Heat Dissipation: May require a heat sink for better heat dissipation in certain operating conditions.
  • Output Capacitors: External output capacitors may be needed for stability and noise reduction.

Are There Any Equivalents/Alternatives to LD1117S33C for Recommendation?

  • The LM1117 from Texas Instruments is a comparable low dropout regulator with similar features.
  • Alternatives to the LD1117S33C include the LDO50 from ON Semiconductor and the NCP1117 from ON Semiconductor.

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