Texas Instruments LP3966ES-1.8/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.47 | $5.47 |
| 15+ | $5.30 | $79.50 |
| 25+ | $5.18 | $129.50 |
| 50+ | $4.90 | $245.00 |
| 100+ | $4.32 | $432.00 |
| N+ | $0.86 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Tube | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 7V |
| Voltage - Output (Min/Fixed) | 1.8V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 1.2V @ 3A |
| Current - Output | 3A |
| Current - Quiescent (Iq) | 9 mA |
| Current - Supply (Max) | 15 mA |
| PSRR | - |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-263-6, D2PAK (5 Leads + Tab), TO-263BA |
| Supplier Device Package | TO-263 (DDPAK-5) |
| ROHS |
The LP3966ES-1.8/NOPB from Texas Instruments is a low-dropout linear regulator delivering a fixed 1.8V output at up to 3A. With a dropout of 1.2V at full load and a quiescent current of 9 mA, it balances performance and efficiency. The TO-263 (DDPAK-5) package provides robust thermal performance for demanding applications.
- High Current 3A: Supports memory and processor rails with ample margin.
- Fixed 1.8V Output: Ideal for DDR and ASIC applications without external resistors.
- Low Quiescent Current: 9 mA reduces standby power consumption.
- Proven TI Design: Reliable performance in a standard DDPAK-5 package.
DDR Memory Termination
1.8V output at 3A is ideal for DDR2/DDR3 memory termination rails in computing systems.
ASIC Core Voltage
Precise 1.8V supply for ASIC cores in networking and storage equipment.
Graphics Card Power
High current 1.8V rail supports GPU logic and memory interfaces.
Embedded Processor Systems
Stable 1.8V for ARM-based embedded controllers in industrial automation.
Set-Top Boxes and Media Players
Reliable 1.8V supply for SoC and memory in consumer electronics.
Telecom Line Cards
3A capability ensures stable 1.8V for high-speed communication ICs.
- Q: What is the output voltage of the LP3966ES-1.8?
- A: It provides a fixed 1.8V output voltage.
- Q: What is the maximum output current?
- A: The regulator can supply up to 3A of output current.
- Q: What is the input voltage range?
- A: The minimum input voltage is 1.8V.
- Q: What is the dropout voltage?
- A: Dropout voltage is 1.2V at 3A load.
- Q: What is the quiescent current?
- A: The quiescent current is 9 mA.
- Q: What package is available?
- A: It comes in a TO-263 (DDPAK-5) package.
- Q: What is the output voltage of the LP3966ES-1.8?
- A: It provides a fixed 1.8V output voltage.
- Q: What is the maximum output current?
- A: The regulator can supply up to 3A of output current.
- Q: What is the input voltage range?
- A: The minimum input voltage is 1.8V.
- Q: What is the dropout voltage?
- A: Dropout voltage is 1.2V at 3A load.
- Q: What is the quiescent current?
- A: The quiescent current is 9 mA.
- Q: What package is available?
- A: It comes in a TO-263 (DDPAK-5) package.

LP3966ES-1.8/NOPB.pdf