Rohm Semiconductor BA178M05CP-E2
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.45 | $2.45 |
| 15+ | $2.37 | $35.55 |
| 25+ | $2.32 | $58.00 |
| 50+ | $2.19 | $109.50 |
| 100+ | $1.94 | $194.00 |
| N+ | $0.39 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Rohm Semiconductor |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 25V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 2V @ 500mA (Typ) |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 4.5 mA |
| Current - Supply (Max) | 6 mA |
| PSRR | 78dB (120Hz) |
| Control Features | - |
| Protection Features | - |
| Operating Temperature | -40°C ~ 85°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-220-3 Cropped Leads |
| Supplier Device Package | TO-220CP-3 |
| ROHS |
The BA178M05CP-E2 is a fixed 5V positive voltage regulator from Rohm Semiconductor. It provides up to 500mA output current with a typical dropout of 2V. The device features 78dB PSRR at 120Hz, making it suitable for audio and industrial applications. Housed in a TO-220CP-3 package for effective heat dissipation.
- High Output Current: 500mA for demanding loads.
- Excellent Ripple Rejection: 78dB at 120Hz.
- Thermal Efficiency: TO-220 package with heatsink tab.
- Proven Reliability: Rohm's established 78M05 series.
General Purpose 5V Supplies
500mA output is suitable for logic circuits, relays, and small motors in consumer electronics.
Audio Equipment
78dB PSRR at 120Hz provides clean power for audio preamps and DACs.
Industrial Control Panels
TO-220 package with heatsink capability handles higher power dissipation.
Test & Measurement
Stable 5V reference for bench instruments and data acquisition systems.
Home Appliances
Reliable regulation for microcontrollers in washing machines, microwaves, and refrigerators.
- Q: What is the output voltage?
- A: The fixed output voltage is 5V.
- Q: What is the maximum current?
- A: It can deliver up to 500mA.
- Q: What is the input voltage range?
- A: The input range is 7V to 25V (typical).
- Q: What is the dropout voltage?
- A: Dropout is 2V at 500mA (typical).
- Q: What is the quiescent current?
- A: Quiescent current is 4.5 mA.
- Q: What package is available?
- A: TO-220CP-3 package.
- Q: What is the output voltage?
- A: The fixed output voltage is 5V.
- Q: What is the maximum current?
- A: It can deliver up to 500mA.
- Q: What is the input voltage range?
- A: The input range is 7V to 25V (typical).
- Q: What is the dropout voltage?
- A: Dropout is 2V at 500mA (typical).
- Q: What is the quiescent current?
- A: Quiescent current is 4.5 mA.
- Q: What package is available?
- A: TO-220CP-3 package.

BA178M05CP-E2.pdf