Texas Instruments LM78L05ACZ/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.94 | $0.94 |
| 15+ | $0.91 | $13.65 |
| 25+ | $0.89 | $22.25 |
| 50+ | $0.84 | $42.00 |
| 100+ | $0.74 | $74.00 |
| N+ | $0.15 | 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 | 100mA |
| Current - Quiescent (Iq) | 3 mA |
| Current - Supply (Max) | - |
| PSRR | 62dB (120Hz) |
| Control Features | - |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-226-3, TO-92-3 (TO-226AA) |
| Supplier Device Package | TO-92-3 |
| ROHS |
The LM78L05ACZ/NOPB is a fixed 5V linear voltage regulator from Texas Instruments, delivering up to 100mA of output current. Housed in a compact TO-92-3 package, it offers excellent ripple rejection of 62dB at 120Hz and a low quiescent current of 3mA. This device is ideal for powering low-power digital circuits, sensors, and audio applications where clean, regulated 5V is essential.
- Stable 5V Output: Fixed 5V regulation with ±5% accuracy ensures reliable operation for logic and analog circuits.
- High Ripple Rejection: 62dB PSRR at 120Hz filters AC mains noise, ideal for audio and precision measurement.
- Low Quiescent Current: 3mA quiescent current minimizes power loss in battery-operated designs.
- Thermal Protection: Internal current limiting and thermal shutdown safeguard the device and load.
Microcontroller Power Supply
Provides a stable 5V rail for low-power MCUs and digital logic circuits, with 62dB PSRR at 120Hz filtering mains ripple.
Sensor Reference Voltage
Use as a precision 5V reference for analog sensors and ADC circuits, ensuring consistent measurements.
Battery-Powered Devices
Regulates battery output to a clean 5V for portable instruments, extending battery life with low dropout operation.
Audio Preamplifier Supply
Delivers quiet 5V power to op-amps and audio codecs, reducing hum and noise through high PSRR.
Industrial Control Boards
Provides a reliable local 5V bus for logic ICs in noisy factory environments, with thermal overload protection.
LED Driver Bias
Supplies constant voltage to LED driver ICs, ensuring consistent brightness in indicator applications.
- Q: What is the output voltage of the LM78L05ACZ/NOPB?
- A: The fixed output voltage is 5V DC.
- Q: What is the maximum output current?
- A: It can deliver up to 100mA of output current.
- Q: What is the input voltage range?
- A: The input voltage must be at least 5V, typically 7V to 20V for proper regulation.
- Q: What is the dropout voltage?
- A: Dropout voltage is not specified in the provided data; typically around 2V for this series.
- Q: What is the quiescent current?
- A: The quiescent current is 3 mA.
- Q: What package is available?
- A: It comes in a TO-92-3 through-hole package.
- Q: What is the output voltage of the LM78L05ACZ/NOPB?
- A: The fixed output voltage is 5V DC.
- Q: What is the maximum output current?
- A: It can deliver up to 100mA of output current.
- Q: What is the input voltage range?
- A: The input voltage must be at least 5V, typically 7V to 20V for proper regulation.
- Q: What is the dropout voltage?
- A: Dropout voltage is not specified in the provided data; typically around 2V for this series.
- Q: What is the quiescent current?
- A: The quiescent current is 3 mA.
- Q: What package is available?
- A: It comes in a TO-92-3 through-hole package.

LM78L05ACZ/NOPB.pdf