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NCP1117 Voltage Regulator: Pinout, Equivalent and Datasheet

IC REG LINEAR POS ADJ 1A DPAK The NCP1117 is low dropout positive voltage regulator that is capable of providing an output current that is in excess of 1.0 A with a maximum dropout voltage of 1.2 V at 800 mA over temperature. Furthermore, Huge range of Semiconductors, Capacitors, Resistors and IcS in stock. Welcome RFQ.

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Oct 2, 2021

Alva Kelsen

NCP1117 5V Voltage Regulator - Scheme & Footprint 3D Model

 

IC REG LINEAR POS ADJ 1A DPAK

The NCP1117 is low dropout positive voltage regulator that is capable of providing an output current that is in excess of 1.0 A with a maximum dropout voltage of 1.2 V at 800 mA over temperature. Furthermore, Huge range of Semiconductors, Capacitors, Resistors and IcS in stock. Welcome RFQ.

NCP1117DTAG

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NCP1117 Pinout

NCP1117 CAD Model

Symbol

 

Footprint

 

3D Model

NCP1117 Overview

The NCP1117 series are low dropout positive voltage regulators that are capable of providing an output current that is in excess of 1.0 A with a maximum dropout voltage of 1.2 V at 800 mA over temperature. This series contains nine fixed output voltages of 1.5 V, 1.8 V, 1.9 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V that have no minimum load requirement to maintain regulation. Also included is an adjustable output version that can be programmed from 1.25 V to 18.8 V with two external resistors. On chip trimming adjusts the reference/output voltage to within ±1.0% accuracy. Internal protection features consist of output current limiting, safe operating area compensation, and thermal shutdown. The NCP1117 series can operate with up to 20 V input. Devices are available in SOT−223 and DPAK packages. The NCP1117 features a significant reduction in dropout voltage along with enhanced output voltage accuracy and temperature stability when compared to older industry standard three−terminal adjustable regulators.

This article provides you with a basic overview of the NCP1117 voltage regulator, including its pin descriptions, features and specifications, etc., to help you quickly understand what NCP1117 is.

NCP1117 Features

• Output Current in Excess of 1.0 A

• 1.2 V Maximum Dropout Voltage at 800 mA Over Temperature

• Fixed Output Voltages of 1.5 V, 1.8 V, 1.9 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V

• Adjustable Output Voltage Option

• No Minimum Load Requirement for Fixed Voltage Output Devices

• Reference/Output Voltage Trimmed to ±1.0%

• Current Limit, Safe Operating and Thermal Shutdown Protection

• Operation to 20 V Input

• NCV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC−Q100 Qualified and PPAP Capable

• These are Pb-Free Devices

Specifications

NCP1117DTAG Tech Specifications

ON Semiconductor NCP1117DTAG technical specifications, attributes, parameters and parts with similar specifications to ON Semiconductor NCP1117DTAG.

Product Attribute Attribute Value
Lifecycle StatusACTIVE (Last Updated: 1 week ago)
Factory Lead Time2 Weeks
MountSurface Mount
Mounting TypeSurface Mount
Package / CaseTO-252-3, DPak (2 Leads + Tab), SC-63
Number of Pins3Pins
Operating Temperature0°C~125°C
PackagingTube
Published2005
JESD-609 Codee3
Pbfree Codeyes
Part StatusActive
Moisture Sensitivity Level (MSL)1 (Unlimited)
Number of Terminations2Terminations
ECCN CodeEAR99
Terminal FinishTin (Sn)
Packing MethodRAIL
Terminal PositionSINGLE
Terminal FormGULL WING
Product Attribute Attribute Value
Peak Reflow Temperature (Cel)260
Number of Functions1Function
Terminal Pitch2.29mm
Time@Peak Reflow Temperature-Max (s)40
Base Part NumberNCP1117DTA
Pin Count3
JESD-30 CodeR-PSSO-G2
Number of Outputs1Output
Voltage - Input (Max)20V
Output Voltage18.8V
Output TypeAdjustable
Max Output Current1A
Output ConfigurationPositive
Quiescent Current3.6mA
Accuracy1 %
Max Output Voltage18.8V
Number of Regulators1Regulator
Protection FeaturesOver Current, Over Temperature
Current - Quiescent (Iq)10mA
Product Attribute Attribute Value
Voltage Dropout (Max)1.2V @ 800mA
Halogen FreeHalogen Free
PSRR73dB (120Hz)
Reference Voltage1.262V
Dropout Voltage1.07V
Dropout Voltage1-Nom1.07V
Min Output Voltage1.25V
Min Current Limit1A
Output Voltage Accuracy1 %
Load Regulation-Max(%)0.4%
Height2.38mm
Length6.73mm
Width6.22mm
REACH SVHCNo SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead FreeLead Free
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NCP1117 Functional Block Diagram

Internal Schematic

NCP1117 Equivalent

          Model number                         Manufacturer                                        Description
REG1117-3.3/2K5 Rochester Electronics LLC 3.3V FIXED POSITIVE LDO REGULATOR, 1.2V DROPOUT, PDSO4, GREEN, PLASTIC, SOT-223, 4 PIN
LX8117-33CST-TR Microsemi Corporation Fixed Positive LDO Regulator, 3.3V, 1.2V Dropout, BIPolar, PDSO4, PLASTIC, SOT-223, 3 PIN
GS1117CST-3.3 Vishay Semiconductors Fixed Positive LDO Regulator, 3.3V, 1.4V Dropout, PDSO4, SOT-223, 3 PIN
LT1117IST-3.3#TR Analog Devices Inc Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, BIPolar, PDSO3
LD1117S30C STMicroelectronics 3V FIXED POSITIVE LDO REGULATOR, 1.3V DROPOUT, PDSO4, SOT-223, 4 PIN
LM1117MPX-2.5 National Semiconductor Corporation IC VREG 2.5 V FIXED POSITIVE LDO REGULATOR, 1.3 V DROPOUT, PDSO4, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator
LT1118CST-2.5 Analog Devices Inc Fixed Positive LDO Regulator, 2.5V, 1.3V Dropout, PDSO4
EZ1117CST-3.3TR Semtech Corporation Fixed Positive LDO Regulator, 3.3V, 1.2V Dropout, BIPolar, PDSO4, TO-261AA, SOT-223, 4 PIN
LD1117S25C STMicroelectronics 2.5V FIXED POSITIVE LDO REGULATOR, 1.3V DROPOUT, PDSO4, SOT-223, 4 PIN
LM1117MPX-3.3/NOPB National Semiconductor Corporation IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1.3 V DROPOUT, PDSO4, ROHS COMPLIANT, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator

NCP1117 Application

• Consumer and Industrial Equipment Point of Regulation

• Active SCSI Termination for 2.85 V Version

• Switching Power Supply Post Regulation

• Hard Drive Controllers

• Battery Chargers

NCP1117 Package

NCP1117 Manufacturer

On Semiconductor (Nasdaq: ON) is a manufacturer engaging itself in reducing energy use. It features a comprehensive portfolio of power, signal management, and logic, custom solutions that are energy efficient. It acts as a world-class supply chain with high reliability and a network of manufacturing facilities, sales, offices, and design centers in key markets through North America, Europe, and the Asia Pacific regions.

Datasheet PDF

Download datasheets and manufacturer documentation for ON Semiconductor NCP1117DTAG.

NCP1117DTAG Documents

Download datasheets and manufacturer documentation for NCP1117DTAG

Frequently Asked Questions

What are the advantages of NCP1117 over the old industry standard three-terminal adjustable regulators?
The NCP1117 features a significant reduction in dropout voltage along with enhanced output voltage accuracy and temperature stability when compared to older industry standard three−terminal adjustable regulators.
Does the NCP1117 series require protection when used in typical voltage regulator applications?
The NCP1117 family has two internal low impedance diode paths that normally do not require protection when used in the typical regulator applications.
Can the NCP1117 series achieve remote load sensing?
The NCP1117 series is capable of providing excellent load regulation; but since these are three terminal devices, only partial remote load sensing is possible.
FAQ
What are the advantages of NCP1117 over the old industry standard three-terminal adjustable regulators?
The NCP1117 features a significant reduction in dropout voltage along with enhanced output voltage accuracy and temperature stability when compared to older industry standard three−terminal adjustable regulators.
Does the NCP1117 series require protection when used in typical voltage regulator applications?
The NCP1117 family has two internal low impedance diode paths that normally do not require protection when used in the typical regulator applications.
Can the NCP1117 series achieve remote load sensing?
The NCP1117 series is capable of providing excellent load regulation; but since these are three terminal devices, only partial remote load sensing is possible.

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