National Semiconductor LP5900TLX-1.575/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.24 | $0.24 |
| 15+ | $0.23 | $3.45 |
| 25+ | $0.23 | $5.75 |
| 50+ | $0.21 | $10.50 |
| 100+ | $0.19 | $19.00 |
| N+ | $0.04 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | National Semiconductor |
| Product Series | |
| Packaging | Bulk | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 1.575V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.15V @ 150mA |
| Current - Output | 150mA |
| Current - Quiescent (Iq) | 50 µA |
| Current - Supply (Max) | 230 µA |
| PSRR | 85dB ~ 40dB (100Hz ~ 100kHz) |
| Control Features | Enable |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 85°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 4-WFBGA, DSBGA |
| Supplier Device Package | 4-DSBGA (1x1) |
| ROHS |
The LP5900TLX-1.575/NOPB is a high-performance fixed 1.575V LDO from National Semiconductor, delivering up to 150mA. It features an ultra-low dropout of 0.15V at full load and a quiescent current of just 50 µA. Its exceptional PSRR (85dB at 100Hz to 40dB at 100kHz) makes it ideal for noise-critical RF and precision analog applications. The tiny 4-DSBGA (1x1mm) package is perfect for space-constrained designs.
- Superior Noise Rejection: 85dB PSRR at 100Hz ensures pristine power for sensitive electronics.
- Ultra-Compact Package: 4-DSBGA (1x1mm) saves critical board space.
- Low Quiescent Current: 50 µA helps maximize battery life.
- High Current Density: 150mA output in a tiny footprint.
RF Transceiver Power
With 85dB PSRR at low frequencies, this LDO provides exceptionally clean power for RF transceivers, reducing spurious emissions.
High-Precision ADC/DAC Reference
The low noise and high PSRR make it ideal for powering precision analog-to-digital and digital-to-analog converters.
FPGA Core Voltage
Provides stable 1.575V for low-voltage FPGA cores, ensuring reliable logic operation at 150mA.
Optical Modules
Compact 4-DSBGA package and clean output are perfect for SFP optical transceivers requiring tight voltage regulation.
Portable Audio Players
High PSRR across a wide frequency range minimizes power supply noise in high-fidelity audio circuits.
Medical Implantable Devices
Ultra-small package and low quiescent current support miniaturized implantable medical electronics.
- Q: What is the output voltage of the LP5900TLX-1.575?
- A: The output voltage is fixed at 1.575V.
- Q: What is the maximum output current?
- A: The maximum output current is 150mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.15V at a 150mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 50 µA.
- Q: What is the PSRR performance?
- A: PSRR is excellent, ranging from 85dB at 100Hz to 40dB at 100kHz.
- Q: What is the output voltage of the LP5900TLX-1.575?
- A: The output voltage is fixed at 1.575V.
- Q: What is the maximum output current?
- A: The maximum output current is 150mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.15V at a 150mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 50 µA.
- Q: What is the PSRR performance?
- A: PSRR is excellent, ranging from 85dB at 100Hz to 40dB at 100kHz.

LP5900TLX-1.575/NOPB.pdf