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UA78M33CDCYRG3
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UA78M33CDCYRG3 Description
UA78M33CDCYRG3 Description
The UA78M33CDCYRG3 from Texas Instruments is a fixed 3.3V, 500mA linear voltage regulator designed for reliable power management in a wide range of electronic systems. Packaged in a compact SOT-223-4 surface-mount form factor, it offers high efficiency and robust performance with an input voltage range up to 25V and a low dropout voltage of 2V @ 350mA. Its 80dB PSRR (120Hz) ensures excellent noise rejection, making it ideal for sensitive analog and digital circuits. The device operates across a 0°C to 125°C temperature range and includes over-current, over-temperature, and short-circuit protection, enhancing system reliability. Compliant with ROHS3 and REACH standards, it is suitable for industrial, automotive, and consumer applications.
UA78M33CDCYRG3 Features
- Fixed 3.3V output with 500mA current capacity, ensuring stable power delivery.
- Wide input voltage range (up to 25V), accommodating diverse power sources.
- Low dropout voltage (2V @ 350mA), optimizing efficiency in low-voltage differential scenarios.
- High PSRR (80dB at 120Hz), minimizing noise for precision applications.
- Integrated protection features (over-current, over-temperature, short-circuit) for enhanced durability.
- Surface-mount SOT-223-4 package, enabling space-efficient PCB designs.
- Industrial-grade operating temperature range (0°C to 125°C), suitable for harsh environments.
- RoHS3 and REACH compliant, meeting global environmental standards.
UA78M33CDCYRG3 Applications
- Embedded systems: Reliable voltage regulation for microcontrollers and sensors.
- Automotive electronics: Power management in infotainment, ADAS, and control modules.
- Industrial automation: Stable supply for PLCs, motor drivers, and instrumentation.
- Consumer electronics: Voltage stabilization in IoT devices, smart home systems, and wearables.
- Medical devices: Low-noise power for portable and diagnostic equipment.
Conclusion of UA78M33CDCYRG3
The UA78M33CDCYRG3 stands out as a high-performance linear regulator, combining efficiency, robustness, and compact design. Its high PSRR, wide input range, and integrated protections make it superior to basic LDOs, particularly in noise-sensitive and power-constrained applications. Whether for industrial, automotive, or consumer use, this regulator delivers consistent 3.3V output with minimal dropout, ensuring long-term reliability. Texas Instruments' reputation for quality further solidifies its position as a top choice for engineers seeking a dependable power solution.
FAQ
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.58080 | $0.58 |
| 10+ | $0.40920 | $4.09 |
| 25+ | $0.36714 | $9.18 |
| 100+ | $0.32076 | $32.08 |
| 250+ | $0.29864 | $74.66 |



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