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MC78M05BDT
Title: MC78M05BDT Linear Voltage Regulator
MC78M05BDT
Title: MC78M05BDT Linear Voltage Regulator
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MC78M05BDT DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
ON Semiconductor's MC78M05BDT is a fixed output voltage regulator that offers a regulated 5V output with a maximum current of 500mA. This linear voltage regulator features a low dropout voltage of 2V at 500mA, making it an efficient choice for your power supply needs. With a maximum input voltage of 35V and a low quiescent current of 5mA, it's suitable for a wide range of applications, including industrial controls and automotive electronics. The device also includes thermal shutdown and short circuit protection for added safety and reliability. Plus, the MC78M05BDT comes in a standard TO-252 surface-mount package, making it easy to incorporate into your designs. Whether you're working on instrumentation or other electronic systems, this IC is a dependable choice for regulated power
Key Features
- Fixed output voltage of 5V
- Output current up to 500mA
- Positive voltage regulator
- Thermal shutdown protection
- Short circuit protection
- 3-terminal TO-252 package
- Input voltage range of 7V to 20V
Application
- Power supplies for consumer electronics
- Industrial equipment
- Telecommunication systems
- Automotive applications
- Medical devices
- Portable electronic devices
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Pbfree Code | No | Rohs Code | No |
| Part Life Cycle Code | Obsolete | Part Package Code | TO-252 |
| Pin Count ! | 3 | Reach Compliance Code | not_compliant |
| ECCN Code | EAR99 | HTS Code ! | 8542.39.00.01 |
| 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-PSSO-G2 |
| JESD-609 Code | e0 | Length | 6.54 mm |
| Line Regulation-Max | 0.05% | Load Regulation-Max | 0.1% |
| Number of Functions | 1 | Number of Outputs | 1 |
| Number of Terminals | 2 | Operating Temperature TJ-Max | 125 °C |
| Operating Temperature TJ-Min | -40 °C | 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-252 | Package Equivalence Code | SMSIP3H,.38,90TB |
| Package Shape | RECTANGULAR | Package Style | SMALL OUTLINE |
| Packing Method | RAIL | Peak Reflow Temperature (Cel) | 235 |
| Qualification Status ! | Not Qualified | Regulator Type | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR |
| Seated Height-Max | 2.51 mm | Surface Mount ! | YES |
| Technology | BIPOLAR | Terminal Finish | Tin/Lead (Sn80Pb20) |
| Terminal Form ! | GULL WING | Terminal Pitch ! | 2.29 mm |
| Terminal Position | SINGLE | Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 5% | Width | 6.095 mm |
Specification Comparison
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is MC78M05BDT?
The MC78M05BDT is a positive voltage regulator integrated circuit (IC) manufactured by ON Semiconductor. It is part of the MC78Mxx series of fixed linear voltage regulators and specifically provides a regulated output voltage of +5V.
How Does MC78M05BDT Work?
The MC78M05BDT works by taking an unregulated input voltage, typically higher than +5V, and regulating it to a stable +5V output. This is achieved through a series pass transistor that adjusts its resistance to maintain a constant output voltage despite variations in input voltage and load current.
How Many Pins does MC78M05BDT have and What are the Functions of the Pinout Configuration?
The MC78M05BDT is housed in a 3-pin DPAK (TO-252) package. The pinout configuration includes:
- Input (Vin): Pin for the unregulated input voltage.
- Ground (GND): Pin connected to the ground reference.
- Output (Vout): Pin for the regulated +5V output voltage.
What are the Pros and Cons of MC78M05BDT?
Pros:
- Stable Output: Provides a stable and fixed output voltage of +5V.
- Low Dropout Voltage: Operates with low dropout voltage, minimizing power dissipation.
- Short Circuit Protection: Offers protection against short circuits and thermal overload.
- Simple Design: Requires minimal external components for basic operation.
Cons:
- Fixed Output Voltage: Limited to providing a fixed +5V output.
- Heat Dissipation: May require a heatsink depending on the input-output voltage differential and current.
Are There Any Equivalents/Alternatives to MC78M05BDT for Recommendation?
- The LM7805 from Texas Instruments is a popular equivalent to the MC78M05BDT.
- Alternatives to the MC78M05BDT include the UA7805 from STMicroelectronics and the L78M05CDT from STMicroelectronics.
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