Datasheets
LP8340CDT-3.3/NOPB by:

3.3V FIXED POSITIVE LDO REGULATOR, 1V DROPOUT, PSSO2, DPAK-3

Part Details for LP8340CDT-3.3/NOPB by Texas Instruments

Results Overview of LP8340CDT-3.3/NOPB by Texas Instruments

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Applications Industrial Automation Energy and Power Systems Transportation and Logistics Renewable Energy Automotive Robotics and Drones

LP8340CDT-3.3/NOPB Information

LP8340CDT-3.3/NOPB by Texas Instruments 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.

Part Details for LP8340CDT-3.3/NOPB

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LP8340CDT-3.3/NOPB Part Data Attributes

LP8340CDT-3.3/NOPB Texas Instruments
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LP8340CDT-3.3/NOPB Texas Instruments 3.3V FIXED POSITIVE LDO REGULATOR, 1V DROPOUT, PSSO2, DPAK-3
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP
Part Package Code TO-252
Package Description TO-252, SMSIP3H,.38,90TB
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Adjustability FIXED
Dropout Voltage1-Max 1 V
Dropout Voltage1-Nom 0.54 V
Input Voltage Absolute-Max 12 V
Input Voltage-Max 10 V
Input Voltage-Min 3.8 V
JESD-30 Code R-PSSO-G2
JESD-609 Code e3
Length 6.58 mm
Line Regulation-Max 0.015%
Load Regulation-Max 0.075%
Moisture Sensitivity Level 2
Number of Functions 1
Number of Outputs 1
Number of Terminals 2
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min
Output Current1-Max 1 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 TO-252
Package Equivalence Code SMSIP3H,.38,90TB
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method RAIL
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 2.38 mm
Surface Mount YES
Technology CMOS
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 2.285 mm
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) 40
Voltage Tolerance-Max 3%
Width 6.1 mm

Alternate Parts for LP8340CDT-3.3/NOPB

This table gives cross-reference parts and alternative options found for LP8340CDT-3.3/NOPB. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LP8340CDT-3.3/NOPB, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LP8340CDT-3.3 National Semiconductor Corporation Check for Price Fixed Positive LDO Regulator, 3.3V, 1V Dropout, CMOS, PSSO2 LP8340CDT-3.3/NOPB vs LP8340CDT-3.3
Part Number Manufacturer Composite Price Description Compare
LP38690DTX-3.3/NOPB Texas Instruments $1.7003 1-A, 10-V, low-dropout voltage regulator 3-TO-252 -40 to 125 LP8340CDT-3.3/NOPB vs LP38690DTX-3.3/NOPB
LP8340CDT-3.3/NOPB National Semiconductor Corporation Check for Price Fixed Positive LDO Regulator, 3.3V, 1V Dropout, CMOS, PSSO2 LP8340CDT-3.3/NOPB vs LP8340CDT-3.3/NOPB
LP38690DT-3.3 Texas Instruments Check for Price 1-A, 10-V, low-dropout voltage regulator 3-TO-252 -40 to 125 LP8340CDT-3.3/NOPB vs LP38690DT-3.3
LP8340IDT-3.3/NOPB National Semiconductor Corporation Check for Price Fixed Positive LDO Regulator, 3.3V, 1V Dropout, CMOS, PSSO2 LP8340CDT-3.3/NOPB vs LP8340IDT-3.3/NOPB
LP38690DTX-3.3 Texas Instruments Check for Price 1A Low Dropout CMOS Linear Regulators Stable with Ceramic Output Capacitors 3-TO-252 -40 to 125 LP8340CDT-3.3/NOPB vs LP38690DTX-3.3

LP8340CDT-3.3/NOPB Frequently Asked Questions (FAQ)

  • The recommended input capacitor value is 1uF to 10uF, depending on the input voltage and output current requirements. A larger capacitor can help to reduce input voltage ripple and improve output stability.

  • The LP8340CDT-3.3/NOPB is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage to ensure reliable operation. Consult the datasheet for thermal derating curves and guidelines.

  • To ensure stability, follow the recommended PCB layout guidelines, use a sufficient input capacitor, and ensure the output capacitor is within the recommended range (1uF to 22uF). Also, avoid using capacitors with high ESR values.

  • The maximum output current is 500mA, but it's recommended to derate the output current based on the ambient temperature and input voltage to ensure reliable operation. Consult the datasheet for thermal derating curves and guidelines.

  • Yes, the LP8340CDT-3.3/NOPB is suitable for battery-powered devices due to its low quiescent current (IQ) of 20uA. However, ensure the input voltage is within the recommended range (2.7V to 5.5V) and follow proper power management techniques to minimize power consumption.

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