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LT1761ES5-3
+Lista de MateriaisLDO Voltage Regulators LT1761 - 100mA, Low Noise, LDO Micropower Regulators in TSOT-23
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FabricanteDispositivos analógicos
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Peça do Fabricante #LT1761ES5-3
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Ficha Técnica LT1761ES5-3 DataSheet
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Especificações
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Description
The regulator features a low dropout voltage of 300mV at full load, which enhances efficiency, especially in low-voltage applications. It also includes internal protection features such as thermal shutdown and current limiting to prevent damage under fault conditions. The LT1761ES5-3 is housed in a compact SOT-23 package, making it ideal for space-constrained designs.
Key applications for this LDO include handheld devices, wireless communication equipment, and any other systems where space and power efficiency are crucial. Its ease of use, coupled with robust performance, makes it a popular choice for engineers looking to implement reliable voltage regulation.
Equivalent
1. MIC5219-3.0YS - by Microchip Technology, offering low dropout and low noise.
2. LP2985-30DBVR - by Texas Instruments, known for a low quiescent current.
3. NCP5500DT-3.0RKG - by ON Semiconductor, with similar output voltage and performance.
Always verify specific parameters like dropout voltage, current rating, and package type to ensure compatibility.
Features
1. Output Voltage: Fixed output voltage of 3.0V.
2. Input Voltage Range: Operates from 1.8V to 20V.
3. Output Current: Capable of delivering up to 100mA of output current.
4. Low Quiescent Current: Consumes only 20µA of quiescent current at no load, making it energy efficient.
5. Low Dropout Voltage: Has a very low dropout voltage of approximately 300mV at full load, which is beneficial for battery-powered devices.
6. Shutdown Feature: Includes a shutdown mode where the supply current is reduced to less than 1µA.
7. Thermal Protection: Equipped with thermal shutdown to prevent overheating.
8. Package Type: Comes in a compact SOT-23-5 package, suitable for space-constrained applications.
9. Stability: Stable with a small output capacitor, which reduces board space and cost.
10. Reverse Battery Protection: Features reverse battery protection for increased reliability.
These features make the LT1761ES5-3 ideal for portable devices, battery-powered equipment, and other applications needing efficient voltage regulation.
Pinout
Pin Count and Functions:
1. Input (Vin): Connect this pin to the input voltage source. It supplies the power to the regulator.
2. Ground (GND): This pin is connected to the negative rail of the input power supply. It serves as the ground reference for the entire device.
3. Output (Vout): This pin provides the regulated output voltage of 3.0V. Connect the load to this pin.
4. Shutdown (SHDN): This pin is used to enable or disable the regulator. A high level (or left floating) enables the regulator, while a low level shuts it down to reduce power consumption.
5. Bypass (BP): This pin is used to connect an optional bypass capacitor to improve noise performance and transient response.
The LT1761ES5-3 is typically used in applications where low noise and low dropout voltage are important, such as in battery-powered devices.