Texas Instruments

UA78M33CDCYR

The UA78M33CDCYR is a fixed-output, low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is designed to provide a stable and reliable voltage supply to various electronic circuits and systems.

Description:

The UA78M33CDCYR is a compact, surface-mount LDO regulator with an output voltage of 3.3V. It is available in a small, thermally-enhanced, 8-pin DFN (Dual Flat No-leads) package. The device features a low dropout voltage, which means it can operate efficiently even when the input voltage is close to the output voltage.

Features:

1. Fixed output voltage of 3.3V
2. Low dropout voltage (LDO) for efficient operation under low-voltage conditions
3. Compact 8-pin DFN package for space-saving applications
4. Thermally-enhanced design for improved heat dissipation
5. Input voltage range: 4.75V to 20V
6. Output current capability up to 1A
7. Low quiescent current (Iq) for low-power applications
8. Internal short-circuit protection and thermal shutdown protection
9. Wide operating temperature range: -40°C to +125°C

Applications:

The UA78M33CDCYR is suitable for various applications where a stable and reliable 3.3V output is required. Some common applications include:

1. Power supply for microcontrollers and other digital circuits
2. Voltage regulation for sensors and analog-to-digital converters (ADCs)
3. Power management in battery-powered devices
4. Voltage conversion in industrial and automotive systems
5. Voltage regulation for small form-factor devices, such as wearable electronics and IoT devices
6. Voltage supply for USB-powered devices and peripherals

In summary, the UA78M33CDCYR is a versatile and efficient LDO voltage regulator that provides a stable 3.3V output for a wide range of electronic applications. Its compact size, low dropout voltage, and thermally-enhanced design make it an ideal choice for space-constrained and low-power systems.