Datasheets
LM340LAZ-5.0 by:

5V FIXED POSITIVE REGULATOR, PBCY3, PLASTIC, TO-92, 3 PIN

Part Details for LM340LAZ-5.0 by Texas Instruments

Results Overview of LM340LAZ-5.0 by Texas Instruments

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LM340LAZ-5.0 Information

LM340LAZ-5.0 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.

Available Datasheets

Part # Manufacturer Description Datasheet
LM340LAZ-5.0/LFT4 Texas Instruments 100mA Fixed Output Positive Volatge Regulators 3-TO-92
LM340LAZ-5.0/NOPB Texas Instruments 100mA Fixed Output Positive Volatge Regulators 3-TO-92 0 to 70

Part Details for LM340LAZ-5.0

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LM340LAZ-5.0 Part Data Attributes

LM340LAZ-5.0 Texas Instruments
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LM340LAZ-5.0 Texas Instruments 5V FIXED POSITIVE REGULATOR, PBCY3, PLASTIC, TO-92, 3 PIN
Pbfree Code No
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code TO-92
Package Description PLASTIC, TO-92, 3 PIN
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Input Voltage-Max 25 V
Input Voltage-Min 7.5 V
JESD-30 Code O-PBCY-T3
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 3
Operating Temperature TJ-Max 150 °C
Output Current1-Max 0.1 A
Output Voltage1-Max 5.15 V
Output Voltage1-Min 4.85 V
Output Voltage1-Nom 5 V
Package Body Material PLASTIC/EPOXY
Package Code BCY
Package Shape ROUND
Package Style CYLINDRICAL
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface Mount NO
Technology BIPOLAR
Terminal Form THROUGH-HOLE
Terminal Position BOTTOM
Voltage Tolerance-Max 3%

Alternate Parts for LM340LAZ-5.0

This table gives cross-reference parts and alternative options found for LM340LAZ-5.0. 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 LM340LAZ-5.0, 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
MC78L05CPRM Motorola Mobility LLC Check for Price 5V FIXED POSITIVE REGULATOR, PBCY3, PLASTIC, TO-92, 3 PIN LM340LAZ-5.0 vs MC78L05CPRM
MC78L05CPRE onsemi Check for Price 5V FIXED POSITIVE REGULATOR, PBCY3, POWER, PLASTIC, TO-226AA, TO-92, 3 PIN LM340LAZ-5.0 vs MC78L05CPRE
MC78L05CPRA Motorola Mobility LLC Check for Price 5V FIXED POSITIVE REGULATOR, PBCY3, PLASTIC, TO-92, 3 PIN LM340LAZ-5.0 vs MC78L05CPRA
UA78L05CLPRE3 Texas Instruments Check for Price 5V FIXED POSITIVE REGULATOR, PBCY3, ROHS COMPLIANT, PLASTIC, TO-226AA, TO-92, 3 PIN LM340LAZ-5.0 vs UA78L05CLPRE3
TA78L05S Toshiba America Electronic Components Check for Price IC VREG 5 V FIXED POSITIVE REGULATOR, PBCY3, 1.27 MM PITCH, LEAD FREE, PLASTIC, TO-92, SSIP-3, Fixed Positive Single Output Standard Regulator LM340LAZ-5.0 vs TA78L05S
LM78L05ACZ Texas Instruments Check for Price 5V FIXED POSITIVE REGULATOR, PBCY3, PLASTIC, TO-92, 3 PIN LM340LAZ-5.0 vs LM78L05ACZ
UA78L05CLPR Texas Instruments Check for Price 100-mA 30-V linear voltage regulator 3-TO-92 0 to 125 LM340LAZ-5.0 vs UA78L05CLPR
UPC78L05J NEC Electronics Group Check for Price Fixed Positive Standard Regulator, 5VBIPolar, PBCY3, PLASTIC, TO-92, SIP-3 LM340LAZ-5.0 vs UPC78L05J
L78L05ACZ-TR STMicroelectronics Check for Price 5V FIXED POSITIVE REGULATOR, BCY3, ROHS COMPLIANT, TO-92, 3 PIN LM340LAZ-5.0 vs L78L05ACZ-TR
MC78L05CPRP Motorola Mobility LLC Check for Price 5V FIXED POSITIVE REGULATOR, PBCY3, PLASTIC, TO-92, 3 PIN LM340LAZ-5.0 vs MC78L05CPRP
Part Number Manufacturer Composite Price Description Compare
MC78L05ABPREG onsemi $0.1709 Linear Voltage Regulator, 100 mA, 5 to 24 V, Positive Vout: 5.0 V; TJ = -40°C to +125°C, TO-92 (TO-226) 5.33mm Body Height, 2000-REEL LM340LAZ-5.0 vs MC78L05ABPREG
KA78L05AMTF onsemi $0.1829 3-Terminal 0.1A Positive Voltage Regulator, 4000-REEL LM340LAZ-5.0 vs KA78L05AMTF
IP7805H TT Electronics Power and Hybrid / Semelab Limited Check for Price 5V FIXED POSITIVE REGULATOR, MBCY3, TO-39, 3 PIN LM340LAZ-5.0 vs IP7805H
UA78L05ACLPME3 Texas Instruments Check for Price 100-mA 30-V linear voltage regulator 3-TO-92 0 to 125 LM340LAZ-5.0 vs UA78L05ACLPME3
LM78L05ABZX Fairchild Semiconductor Corporation Check for Price Fixed Positive Standard Regulator, 5VBIPolar, PBCY3, TO-92, 3 PIN LM340LAZ-5.0 vs LM78L05ABZX
IP7805AK TT Electronics Resistors Check for Price Fixed Positive Standard Regulator, 5VMBFM2, TO-3, 2 PIN LM340LAZ-5.0 vs IP7805AK
IP140K-05-BSS2 TT Electronics Resistors Check for Price Fixed Positive Standard Regulator, 5VMBFM2, TO-3, 3 PIN LM340LAZ-5.0 vs IP140K-05-BSS2
KA78L05AAZTA onsemi Check for Price 3-Terminal 0.1A Positive Voltage Regulator, 2000-FNFLD LM340LAZ-5.0 vs KA78L05AAZTA
IP140K-05R1 TT Electronics Power and Hybrid / Semelab Limited Check for Price 5V FIXED POSITIVE REGULATOR, MBFM2, TO-3, 2 PIN LM340LAZ-5.0 vs IP140K-05R1
IP7805ARR1 TT Electronics Power and Hybrid / Semelab Limited Check for Price 5V FIXED POSITIVE REGULATOR, MBFM2, TO-66, 2 PIN LM340LAZ-5.0 vs IP7805ARR1

LM340LAZ-5.0 Related Parts

LM340LAZ-5.0 Frequently Asked Questions (FAQ)

  • The maximum input voltage that can be applied to the LM340LAZ-5.0 is 35V, but it's recommended to keep it below 25V for reliable operation.

  • The LM340LAZ-5.0 has a maximum operating junction temperature of 150°C, but it's recommended to keep it below 125°C for reliable operation. You can use thermal management techniques like heat sinks or thermal interfaces to reduce the junction temperature.

  • To ensure the stability of the output voltage, make sure to use a minimum output capacitance of 10uF with an ESR (Equivalent Series Resistance) of less than 5 ohms. You can also add a 1uF to 10uF ceramic capacitor in parallel with the output capacitor to improve stability.

  • No, the LM340LAZ-5.0 is a linear voltage regulator and not suitable for switching regulator applications. It's designed to provide a stable output voltage in linear mode, and using it in a switching regulator application may lead to instability or damage.

  • The LM340LAZ-5.0 can maintain regulation with a minimum load current of 5mA. However, it's recommended to have a minimum load current of 10mA to ensure stable operation.

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