Texas Instruments LM78M05CH/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $19.30 | $19.30 |
| 15+ | $18.69 | $280.35 |
| 25+ | $18.29 | $457.25 |
| 50+ | $17.27 | $863.50 |
| 100+ | $15.24 | $1,524.00 |
| N+ | $3.05 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Bulk | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 35V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | - |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 3 mA |
| Current - Supply (Max) | - |
| PSRR | 78dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-205AD, TO-39-3 Metal Can |
| Supplier Device Package | TO-3 |
| ROHS |  |
The LM78M05CH is a classic fixed 5V linear regulator from Texas Instruments, capable of delivering up to 500mA. It features a low quiescent current of 3mA and excellent power supply rejection of 78dB at 120Hz, ensuring a clean and stable output. Housed in a rugged TO-3 package, it provides excellent thermal performance and reliability for a wide range of applications.
- Fixed 5V Output: Simple, no external components needed for a stable 5V rail.
- High PSRR: 78dB at 120Hz provides excellent filtering of mains ripple and noise.
- Low Quiescent Current: 3mA quiescent current minimizes power consumption in standby modes.
- Rugged TO-3 Package: Metal package offers superior heat dissipation and mechanical robustness.
General-Purpose 5V Logic Power
The fixed 5V output and 500mA capability make it a classic choice for powering TTL and CMOS logic circuits in various electronic devices.
Industrial Control Panels
Its robust TO-3 package and high PSRR (78dB at 120Hz) ensure reliable operation in industrial environments with noisy mains power.
Audio Equipment Power Supplies
The excellent ripple rejection makes it suitable for powering analog audio circuits, reducing hum and noise.
Test and Measurement Instruments
Provides a stable, low-noise 5V reference for bench instruments and calibration equipment.
Automotive Electronics
Can be used in non-critical automotive applications where a simple, rugged 5V regulator is needed.
Hobbyist and Educational Projects
Its simplicity, availability, and robust design make it a staple for DIY electronics and prototyping.
- Q: What is the output voltage of the LM78M05CH?
- A: The fixed output voltage is 5V.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA of output current.
- Q: What is the input voltage range?
- A: The input voltage range is from 5V up to 25V (typical for 78M05 family; verify datasheet).
- Q: What is the quiescent current?
- A: The quiescent current is 3mA.
- Q: What is the PSRR performance?
- A: It offers 78dB of power supply rejection ratio at 120Hz.
- Q: What package is available?
- A: It comes in a TO-3 package.
LM78M05CH/NOPB.pdf
- Q: What is the output voltage of the LM78M05CH?
- A: The fixed output voltage is 5V.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA of output current.
- Q: What is the input voltage range?
- A: The input voltage range is from 5V up to 25V (typical for 78M05 family; verify datasheet).
- Q: What is the quiescent current?
- A: The quiescent current is 3mA.
- Q: What is the PSRR performance?
- A: It offers 78dB of power supply rejection ratio at 120Hz.
- Q: What package is available?
- A: It comes in a TO-3 package.
