onsemi LM2931AT-5.0G
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.90 | $1.90 |
| 15+ | $1.84 | $27.60 |
| 25+ | $1.80 | $45.00 |
| 50+ | $1.70 | $85.00 |
| 100+ | $1.50 | $150.00 |
| N+ | $0.30 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | onsemi |
| Product Series | |
| Packaging | Factory | Tube |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 26V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.6V @ 100mA |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 1 mA |
| Current - Supply (Max) | 30 mA |
| PSRR | 90dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-220-3 |
| Supplier Device Package | TO-220 |
| ROHS |  |
The LM2931AT-5.0G from onsemi is a fixed 5V output LDO regulator designed for automotive and industrial applications. It delivers up to 100mA with a dropout voltage of 0.6V. The TO-220 package ensures excellent thermal dissipation, making it suitable for high-temperature environments. With a PSRR of 90dB at 120Hz, it effectively rejects power line ripple.
- Excellent Ripple Rejection: The 90dB PSRR at 120Hz makes it perfect for automotive electrical systems with significant alternator noise.
- Superior Thermal Performance: The TO-220 package allows for efficient heat sinking, enabling reliable operation in harsh environments.
- Robust and Reliable: Designed for automotive-grade reliability, it can withstand voltage transients and temperature extremes.
- Simple Fixed Output: The 5V fixed output simplifies design and reduces external component count.
Automotive Electronics
The TO-220 package and 90dB PSRR at 120Hz make it ideal for filtering alternator noise in automotive ECUs and sensors.
Industrial Power Supplies
Provides a clean 5V rail for microcontrollers and logic circuits in industrial control panels, with robust thermal performance.
Battery Chargers
Used in charging circuits to provide a stable 5V reference for voltage monitoring and control logic.
Home Appliances
Powers control boards in washing machines and refrigerators, ensuring reliable operation despite line noise.
Test and Measurement Equipment
The high PSRR ensures a noise-free 5V supply for precision analog-to-digital converters in bench instruments.
LED Lighting Controllers
Regulates 5V for LED driver ICs, improving dimming accuracy and reducing flicker.
- Q: What is the output voltage of the LM2931AT-5.0G?
- A: This is a fixed 5V output LDO regulator.
- Q: What is the maximum output current?
- A: It can provide up to 100mA of output current.
- Q: What is the input voltage range?
- A: The input voltage is 5V, typically used with a 5V rail.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.6V at 100mA, which is acceptable for this current level.
- Q: What is the quiescent current?
- A: The quiescent current is 1mA, which is relatively high but acceptable for automotive applications.
- Q: What package is available?
- A: It is available in a TO-220 package, which is excellent for heat dissipation.
LM2931AT-5.0G.pdf
- Q: What is the output voltage of the LM2931AT-5.0G?
- A: This is a fixed 5V output LDO regulator.
- Q: What is the maximum output current?
- A: It can provide up to 100mA of output current.
- Q: What is the input voltage range?
- A: The input voltage is 5V, typically used with a 5V rail.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.6V at 100mA, which is acceptable for this current level.
- Q: What is the quiescent current?
- A: The quiescent current is 1mA, which is relatively high but acceptable for automotive applications.
- Q: What package is available?
- A: It is available in a TO-220 package, which is excellent for heat dissipation.
