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Precision 500 mA regulators
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
L78M05CP 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.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
1087117
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Farnell | V REG 0.5A +5.0V, 78M05, TO-220-3 RoHS: Compliant Min Qty: 1 Lead time: 39 Weeks, 1 Days Container: Each | 874 |
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$0.4992 / $1.1542 | Buy Now |
DISTI #
497-7289-5-ND
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DigiKey | IC REG LINEAR 5V 500MA TO220FP Min Qty: 1 Lead time: 99 Weeks Container: Tube |
509 In Stock |
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$0.5314 / $1.1100 | Buy Now |
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STMicroelectronics | Precision 500 mA regulators RoHS: Compliant Min Qty: 1 | 154 |
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$0.5600 / $1.0900 | Buy Now |
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Bristol Electronics | 800 |
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RFQ | ||
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Bristol Electronics | 326 |
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RFQ | ||
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Quest Components | FIXED POSITIVE STANDARD REGULATOR, 5VBIPOLAR, PSFM3 | 260 |
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$0.7126 / $1.7815 | Buy Now |
DISTI #
L78M05CP
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TME | IC: voltage regulator, linear,fixed, 5V, 0.5A, TO220FP, THT, L78M Min Qty: 1 | 179 |
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$0.3520 / $0.7790 | Buy Now |
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ComSIT USA | PRECISION 500 MILLI AMP REGULATOR Fixed Positive Standard Regulator, 5VBIPolar, PSFM3 ECCN: EAR99 RoHS: Compliant |
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RFQ | |
DISTI #
L78M05CP
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Avnet Silica | Standard Regulator Pos 5V 05A 3Pin3Tab TO220FP Tube (Alt: L78M05CP) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 143 Weeks, 0 Days | Silica - 0 |
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Buy Now | |
DISTI #
L78M05CP
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EBV Elektronik | Standard Regulator Pos 5V 05A 3Pin3Tab TO220FP Tube (Alt: L78M05CP) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 143 Weeks, 0 Days | EBV - 300 |
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Buy Now |
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L78M05CP
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
L78M05CP
STMicroelectronics
Precision 500 mA regulators
Select a part to compare: |
Rohs Code | Yes | |
Part Life Cycle Code | Obsolete | |
Ihs Manufacturer | STMICROELECTRONICS | |
Part Package Code | TO-220FP | |
Package Description | TO-220FP, 3 PIN | |
Pin Count | 3 | |
Reach Compliance Code | not_compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | STMicroelectronics | |
Adjustability | FIXED | |
Dropout Voltage1-Nom | 2 V | |
Input Voltage Absolute-Max | 35 V | |
Input Voltage-Max | 25 V | |
Input Voltage-Min | 7 V | |
JESD-30 Code | R-PSFM-T3 | |
JESD-609 Code | e3 | |
Line Regulation-Max | 0.1% | |
Load Regulation-Max | 0.1% | |
Number of Functions | 1 | |
Number of Outputs | 1 | |
Number of Terminals | 3 | |
Operating Temperature TJ-Max | 150 °C | |
Operating Temperature TJ-Min | ||
Output Current1-Max | 0.5 A | |
Output Voltage1-Max | 5.25 V | |
Output Voltage1-Min | 4.75 V | |
Output Voltage1-Nom | 5 V | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | TO-220 | |
Package Equivalence Code | SIP3,.1ISO-TB | |
Package Shape | RECTANGULAR | |
Package Style | FLANGE MOUNT | |
Packing Method | TUBE | |
Peak Reflow Temperature (Cel) | NOT SPECIFIED | |
Qualification Status | Not Qualified | |
Regulator Type | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | |
Surface Mount | NO | |
Technology | BIPOLAR | |
Terminal Finish | Matte Tin (Sn) - annealed | |
Terminal Form | THROUGH-HOLE | |
Terminal Pitch | 2.54 mm | |
Terminal Position | SINGLE | |
Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
Voltage Tolerance-Max | 5% |
This table gives cross-reference parts and alternative options found for L78M05CP. 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 L78M05CP, 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 |
---|---|---|---|---|
AN78M05F | Panasonic Electronic Components | Check for Price | Fixed Positive Standard Regulator, 5VBIPolar, PSFM3, TO-220, 3 PIN | L78M05CP vs AN78M05F |
The maximum input voltage for the L78M05CP is 35V, but it's recommended to keep it below 30V for reliable operation.
To ensure stability, make sure to use a minimum output capacitance of 2.2uF, and keep the input capacitance as close to the regulator as possible. Also, use a low-ESR capacitor for the output.
The dropout voltage of the L78M05CP is around 2V, which means the input voltage should be at least 2V higher than the output voltage for proper regulation.
The L78M05CP is rated for operation up to 125°C, but its performance may degrade at high temperatures. Make sure to derate the output current and consider using a heat sink if operating in high-temperature environments.
Use a TVS (transient voltage suppressor) diode or a varistor in parallel with the input to protect the regulator from voltage surges and spikes.