Texas Instruments LP2950CDTX-3.3/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.97 | $0.97 |
| 15+ | $0.94 | $14.10 |
| 25+ | $0.92 | $23.00 |
| 50+ | $0.87 | $43.50 |
| 100+ | $0.77 | $77.00 |
| N+ | $0.15 | 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 | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 30V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.6V @ 100mA |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 120 µA |
| Current - Supply (Max) | 14 mA |
| PSRR | - |
| Control Features | - |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| Supplier Device Package | TO-252-3 |
| ROHS |
The LP2950CDTX-3.3/NOPB is a low dropout linear regulator from Texas Instruments, providing a fixed 3.3V output. It delivers up to 100mA of continuous current with an ultra-low dropout voltage of just 0.6V, making it ideal for battery-powered and energy-efficient applications. The device features a very low quiescent current of 120µA, ensuring minimal power consumption in standby mode. Housed in a TO-252-3 package, it offers excellent thermal performance for industrial and automotive environments.
- Ultra-Low Quiescent Current: 120µA quiescent current extends battery life in portable and standby applications.
- Low Dropout: 0.6V dropout at 100mA allows operation from nearly depleted batteries.
- Wide Input Range: Supports input voltages up to 30V, making it suitable for automotive and industrial applications.
- Robust Thermal Performance: TO-252-3 package with exposed pad dissipates heat efficiently, ensuring reliable operation.
Battery-Powered Microcontrollers
Power low-power MCUs and sensors with a stable 3.3V rail. The ultra-low 120µA quiescent current extends battery life in standby and sleep modes.
Portable Medical Devices
Provide a clean, regulated supply for glucose monitors, hearing aids, and wearable health trackers. The low dropout voltage ensures efficient operation from a single Li-ion cell.
Automotive Electronics
Regulate power for engine control units, sensors, and infotainment modules. The wide input range (up to 30V) handles automotive load-dump transients.
Industrial Sensor Interfaces
Power 4-20mA transmitters, pressure sensors, and temperature probes. The low quiescent current minimizes power dissipation in loop-powered systems.
Telecom Equipment
Provide a stable 3.3V rail for line cards, routers, and base stations. The TO-252 package with thermal pad ensures reliable heat dissipation.
Solar-Powered Systems
Regulate power from solar panels or batteries for remote monitoring systems. The low dropout and quiescent current maximize energy harvesting efficiency.
- Q: What is the fixed output voltage?
- A: The LP2950CDTX-3.3/NOPB provides a fixed 3.3V output.
- 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 range is from 3.9V up to 30V (absolute maximum).
- Q: What is the dropout voltage?
- A: Dropout voltage is typically 0.6V at 100mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 120µA.
- Q: What package is available?
- A: It comes in a TO-252-3 (DPAK) package.
- Q: What is the fixed output voltage?
- A: The LP2950CDTX-3.3/NOPB provides a fixed 3.3V output.
- 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 range is from 3.9V up to 30V (absolute maximum).
- Q: What is the dropout voltage?
- A: Dropout voltage is typically 0.6V at 100mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 120µA.
- Q: What package is available?
- A: It comes in a TO-252-3 (DPAK) package.

LP2950CDTX-3.3/NOPB.pdf