Texas Instruments LP3962ESX-3.3/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $3.32 | $3.32 |
| 15+ | $3.21 | $48.15 |
| 25+ | $3.14 | $78.50 |
| 50+ | $2.97 | $148.50 |
| 100+ | $2.62 | $262.00 |
| N+ | $0.52 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 7V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.55V @ 1.5A |
| Current - Output | 1.5A |
| 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) |
The LP3962ESX-3.3/NOPB is a fixed 3.3V output LDO linear regulator from Texas Instruments, capable of delivering up to 1.5A of current. With a low dropout voltage of 0.55V at full load, it provides efficient power conversion for digital and mixed-signal circuits. The TO-263 (DDPAK-5) package ensures excellent thermal dissipation, making it suitable for high-power and industrial applications.
- High Current Capacity: 1.5A output supports demanding digital loads such as processors and FPGAs.
- Low Dropout Voltage: 0.55V at 1.5A maximizes efficiency and reduces power dissipation.
- Fixed 3.3V Output: Simplifies design for standard logic and I/O voltage rails.
- Robust Thermal Package: TO-263 package provides superior heat sinking for reliable operation.
Digital Core Power for Processors
The LP3962ESX-3.3/NOPB provides a stable 3.3V rail at up to 1.5A, ideal for powering the I/O and core logic of microprocessors and FPGAs.
Post-Regulation for DC-DC Converters
Its low dropout voltage allows it to efficiently clean up the output of a switching regulator, providing a low-noise 3.3V supply for analog circuits.
Networking Equipment
With high current capability, it is suitable for powering Ethernet PHYs, switches, and other networking ICs that require a robust 3.3V supply.
Industrial Control Boards
The TO-263 package ensures reliable operation in industrial environments with high ambient temperatures, powering PLCs and motor controllers.
Consumer Electronics
Provides a reliable 3.3V rail for set-top boxes, gaming consoles, and smart TVs, ensuring stable performance of digital components.
Test and Measurement Instruments
Its low noise and high current make it suitable for powering precision analog front-ends in oscilloscopes and data loggers.
- Q: What is the fixed output voltage of the LP3962ESX-3.3/NOPB?
- A: This device provides a fixed 3.3V output, a standard rail for digital logic and microcontrollers.
- Q: What is the maximum output current?
- A: It can deliver up to 1.5A of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range is from 3.3V up to 7V, allowing operation from various supply sources.
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.55V at a 1.5A load, ensuring efficient regulation with low headroom.
- Q: What is the quiescent current?
- A: The quiescent current is 9 mA, balancing performance and power consumption.
- Q: What package is available?
- A: It is available in a TO-263 (DDPAK-5) package, which offers excellent thermal performance for high-current applications.
- Q: What is the fixed output voltage of the LP3962ESX-3.3/NOPB?
- A: This device provides a fixed 3.3V output, a standard rail for digital logic and microcontrollers.
- Q: What is the maximum output current?
- A: It can deliver up to 1.5A of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range is from 3.3V up to 7V, allowing operation from various supply sources.
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.55V at a 1.5A load, ensuring efficient regulation with low headroom.
- Q: What is the quiescent current?
- A: The quiescent current is 9 mA, balancing performance and power consumption.
- Q: What package is available?
- A: It is available in a TO-263 (DDPAK-5) package, which offers excellent thermal performance for high-current applications.

LP3962ESX-3.3/NOPB.pdf