Texas Instruments LM1084ISX-ADJ/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.39 | $2.39 |
| 15+ | $2.32 | $34.80 |
| 25+ | $2.27 | $56.75 |
| 50+ | $2.14 | $107.00 |
| 100+ | $1.89 | $189.00 |
| N+ | $0.38 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 29V |
| Voltage - Output (Min/Fixed) | 1.25V |
| Voltage - Output (Max) | 27.5V |
| Voltage Dropout (Max) | 1.5V @ 5A |
| Current - Output | 5A |
| Current - Quiescent (Iq) | 10 mA |
| Current - Supply (Max) | - |
| PSRR | 75dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-263-4, D2PAK (3 Leads + Tab), TO-263AA |
| Supplier Device Package | TO-263 (DDPAK-3) |
| ROHS |  |
The LM1084ISX-ADJ/NOPB from Texas Instruments is a high-current adjustable linear regulator capable of delivering up to 5A. With an output range from 1.25V to 27.5V, it offers exceptional flexibility for a wide variety of power supply designs. The 1.5V dropout voltage and 75dB PSRR at 120Hz ensure clean, stable output even under demanding conditions. Housed in a TO-263 (DDPAK-3) package, this LDO is a robust choice for audio, industrial, and laboratory applications.
- High Output Current: 5A capability supports demanding loads without needing parallel regulators.
- Wide Adjustable Range: Output from 1.25V to 27.5V provides design flexibility for multiple voltage requirements.
- Excellent PSRR: 75dB ripple rejection at 120Hz ensures clean output for audio and sensitive analog circuits.
- Robust Thermal Package: TO-263 package dissipates heat effectively for reliable high-current operation.
High-Power Audio Amplifier Supplies
The 5A current capability and 75dB PSRR at 120Hz make the LM1084ISX-ADJ ideal for powering audio amplifiers, ensuring clean, hum-free DC rails.
Bench Power Supplies
With adjustable output up to 27.5V and 5A capacity, this regulator is perfect for building versatile bench power supplies for prototyping and testing.
Post-Regulation for High-Current Digital Systems
After a switching regulator, the LM1084 provides clean, low-noise power for high-current digital loads like servers and networking equipment.
Battery Charger Circuits
The adjustable output allows precise voltage setting for charging lead-acid or lithium battery packs at up to 5A.
Industrial Motor Control Logic
Provides stable, regulated power for control logic and driver circuits in industrial motor drives, where reliability is critical.
Laboratory Instrumentation
Its low noise and high current make it suitable for powering precision laboratory instruments that require stable reference voltages.
- Q: What is the output voltage range of the LM1084ISX-ADJ?
- A: The output voltage is adjustable from 1.25V up to 27.5V using external resistors.
- Q: What is the maximum output current?
- A: This regulator can deliver up to 5A of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range starts from 1.25V (reference) and can go up to the maximum rated input for the device.
- Q: What is the dropout voltage?
- A: The dropout voltage is 1.5V at a 5A load, which is typical for high-current adjustable regulators.
- Q: What is the quiescent current?
- A: The quiescent current is 10 mA, which is reasonable for a 5A-class LDO.
- Q: What is the PSRR performance?
- A: The PSRR is 75dB at 120Hz, providing excellent ripple rejection for audio and precision applications.
LM1084ISX-ADJ/NOPB.pdf
- Q: What is the output voltage range of the LM1084ISX-ADJ?
- A: The output voltage is adjustable from 1.25V up to 27.5V using external resistors.
- Q: What is the maximum output current?
- A: This regulator can deliver up to 5A of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range starts from 1.25V (reference) and can go up to the maximum rated input for the device.
- Q: What is the dropout voltage?
- A: The dropout voltage is 1.5V at a 5A load, which is typical for high-current adjustable regulators.
- Q: What is the quiescent current?
- A: The quiescent current is 10 mA, which is reasonable for a 5A-class LDO.
- Q: What is the PSRR performance?
- A: The PSRR is 75dB at 120Hz, providing excellent ripple rejection for audio and precision applications.
