The Texas Instruments TPS7A4901DGNR is a 150 mA ultra-low-noise LDO in an 8-pin MSOP PowerPAD package, providing an adjustable 1.194 V to 33 V output from a 3 V to 36 V input. With about 12.7 µVrms output noise and high PSRR, it supplies clean power to low-noise analog and sensor signal chains.
Key Specifications
| Manufacturer | Texas Instruments |
| Exact Manufacturer Part Number | TPS7A4901DGNR |
| Product Category | Power Management – Voltage Regulators |
| Series / Family | TPS7A4901 |
| Package / Case | 8-MSOP-PowerPAD |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C to +125°C |
| Power Supply | 3 V to 36 V (adjustable 1.194 V to 33 V output) |
| Output Current | 150 mA |
| Output Voltage | Adjustable 1.194 V to 33 V |
| Output Noise | 12.7 µVrms |
| PSRR | 72 dB at 120 Hz |
| Lifecycle Status | Active |
| Official Documentation | View official documentation |
Key Features
- 150 mA ultra-low-noise LDO
- Adjustable 1.194 V to 33 V output
- 12.7 µVrms output noise
- Wide 3 V to 36 V input range
- PowerPAD package for thermal performance
- High PSRR for sensitive rails
Applications
- Low-noise analog supplies
- Sensor and signal-chain rails
- Post-regulation
- Portable instrumentation
Sourcing
Availability, lead time, date code and commercial terms are subject to confirmation at the time of quotation.
Quality
CHIPER sources brand-new, unused components and provides quality inspection, shortage and long lead-time sourcing, and one-stop BOM procurement. Every part is verified before shipment.
FAQ
How does the TPS7A4901 differ from the TPS7A4700?
The TPS7A4901 is the 150 mA version with a higher 33 V maximum output, while the TPS7A4700 delivers 1 A.
What output range does it provide?
It provides an adjustable output from 1.194 V to 33 V from a 3 V to 36 V input.