Rohm Semiconductor BA178M12T
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $94,999.99 | $94,999.99 |
| 15+ | $91,999.99 | $1,379,999.85 |
| 25+ | $89,999.99 | $2,249,999.75 |
| 50+ | $84,999.99 | $4,249,999.50 |
| 100+ | $74,999.99 | $7,499,999.00 |
| N+ | $15,000.00 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Rohm Semiconductor |
| Product Series | |
| Packaging | | |
| Output Configuration | Active |
| Output Type | Positive |
| Number of Regulators | Fixed |
| Voltage - Input (Max) | 27V |
| Voltage - Output (Min/Fixed) | 12V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 2V @ 500mA (Typ) |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 4.5 mA |
| Current - Supply (Max) | 6 mA |
| PSRR | 63dB (120Hz) |
| Control Features | - |
| Protection Features | - |
| Operating Temperature | -40°C ~ 85°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-220-3 Full Pack |
| Supplier Device Package | TO-220FP |
| ROHS |  |
The BA178M12T from Rohm Semiconductor is a fixed 12V linear regulator capable of delivering 500mA. Housed in a TO-220FP package, it offers a typical dropout of 2V and a quiescent current of 4.5mA. With 63dB PSRR at 120Hz, it ensures clean, stable power for a variety of applications.
- Stable 12V Output: Fixed output eliminates external resistor networks, simplifying design.
- 500mA Current Capability: Suitable for powering multiple ICs or moderate loads.
- High PSRR (63dB): Rejects power supply noise, ideal for sensitive analog circuits.
- TO-220FP Package: Easy to mount with a heatsink for thermal management.
Industrial Control Systems
Provides a stable 12V rail for microcontrollers and sensors in industrial environments, with 63dB PSRR at 120Hz to reject line noise.
Audio Equipment
Low-noise 12V supply for analog audio circuits, ensuring clean power for op-amps and DACs.
Test & Measurement
Precise 12V reference for measurement instruments, maintaining accuracy with 500mA capability.
Telecom Infrastructure
Reliable 12V conversion from 15V-20V intermediate buses, with thermal protection in TO-220FP.
Automotive Aftermarket
Stable 12V for infotainment and dashboard electronics, with 2V dropout allowing operation from 14V alternator output.
Power Supply Modules
As a post-regulator for DC-DC converters, providing clean 12V with low output ripple.
- Q: What is the output voltage of the BA178M12T?
- A: The BA178M12T provides a fixed 12V output.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; typically for a 12V regulator, input should be above 14V.
- Q: What is the dropout voltage?
- A: The typical dropout voltage is 2V at 500mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 4.5mA.
- Q: What package is available?
- A: It comes in a TO-220FP package.
BA178M12T.pdf
- Q: What is the output voltage of the BA178M12T?
- A: The BA178M12T provides a fixed 12V output.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; typically for a 12V regulator, input should be above 14V.
- Q: What is the dropout voltage?
- A: The typical dropout voltage is 2V at 500mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 4.5mA.
- Q: What package is available?
- A: It comes in a TO-220FP package.
