STMicroelectronics L78M05ABDT-TR Precision Linear Regulator Linear Regulators
7805-based precision 5V fixed regulator with an output current of up to 500mA and wide temperature operating range from –40°C to 125°C.
The 7805 range of 5V regulators are an industry workhorse but the L78M05ABDT-TR takes the 7805 further. With an impressive wide temperature range of -40°C to 125°C the precision regulator can supply up to 500mA, have a typical drop-out voltage of 2V (at 350mA) and an output voltage tolerance of 2%. With thermal overload protection and short circuit protection built-in, the L78M05ABDT-TR is a great choice of linear 5 V regulator that is reliable, with years of proven track record in the industry. While a fixed regulator, external components can be used to provide different output voltages and with additional circuitry, the L78M05 can be used for a wide range of circuits including AM modulated power.
Drawings / Package
Key Features
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Fixed 5V output and output current up to 0.5A
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Wide temperature range from –40°C to 125°C
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2% output tolerance
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Multiple inbuilt protections
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Thermal overload
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Short circuit
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Drop-out voltage up to 2V
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Line regulation up to 100mV
General Applications
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Power regulation for microcontrollers
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Power regulation in power supplies both fixed and adjustable
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Power AM modulation
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Hardware compatible as direct replacement for older 7805 parts
Evaluation Board
There is no evaluation board for the L78M05ABDT-TR. There are plenty of example circuits in the datasheet.
L78M05ABDT-TR Precision Linear Regulator by STMicroelectronics
Specifiche tecniche del prodotto
Compliant with Exemption | |
EAR99 | |
Active | |
8542.39.00.60 | |
SVHC | Yes |
Tasso di SVHC superiore ai limiti consentiti | Yes |
Automotive | No |
PPAP | No |
Mounting | Surface Mount |
Package Height | 2.4(Max) |
Package Width | 6.2(Max) |
Package Length | 6.6(Max) |
PCB changed | 2 |
Tab | Tab |
Standard Package Name | TO-252 |
Supplier Package | DPAK |
3 | |
Lead Shape | Gull-wing |
Simboli e Footprint
EDA / CAD Models |

L78M05ABDT-TR Precision Linear Regulator STMicroelectronics