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LT3021ES8-1.2
+Lista de MateriaisLDO Voltage Regulators LT3021/LT3021-1.2/ LT3021-1.5/LT3021-1.8 - 500mA, Low Voltage, Very Low Dropout Linear Regulator
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FabricanteDispositivos analógicos
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Peça do Fabricante #LT3021ES8-1.2
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Ficha Técnica LT3021ES8-1.2 DataSheet
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Especificações
| Atributo | Valor |
Visão Geral
Description
Housed in an 8-lead SOIC package, the LT3021ES8-1.2 operates with a wide input voltage range, typically from 1.8V to 20V, and boasts a low dropout voltage, which enhances efficiency, especially in battery-powered devices. Moreover, it incorporates features such as thermal protection and current limiting, safeguarding the regulator and connected components from damage due to overheating or excessive current.
Overall, the LT3021ES8-1.2 is an ideal choice for systems requiring reliable voltage regulation, paired with low-noise and high-efficiency performance.
Equivalent
1. Microchip MCP1826S-1202E/DC: Offers similar voltage regulation with low dropout.
2. Texas Instruments TPS7A4501: Features a comparable output current and voltage stability.
3. Diodes Incorporated AP7331: A potential alternative with matching output capabilities.
4. ON Semiconductor NCP5501: Provides low dropout voltage and stable output.
Always verify specific requirements like pin configuration and thermal characteristics before substituting.
Features
1. Output Voltage: Fixed at 1.2V.
2. Current Capability: Can deliver up to 500mA of output current.
3. Low Dropout Voltage: Typically 300mV at full load, which improves efficiency.
4. Quiescent Current: Very low, typically around 1.3mA, which helps conserve power in battery-operated devices.
5. Shutdown Function: Has a low shutdown current of less than 1µA to save power when the device is not in use.
6. Protection Features: Includes overcurrent and thermal shutdown protections to prevent damage under fault conditions.
7. Stability: Designed to be stable with a wide range of output capacitors, enhancing flexibility in application design.
8. Thermal Performance: The ES8 package offers good thermal performance for dissipating heat.
9. Application: Ideal for applications requiring efficient, low-noise power supply, such as portable and handheld devices.
These features make it a robust choice for efficient voltage regulation in various electronics applications.
Pinout
Pin Count:
- Total Pins: 8
Pin Functions:
1. IN (Pin 1): Input voltage supply pin. It must be locally bypassed.
2. GND (Pin 2): Ground pin.
3. SHDN (Pin 3): Shutdown control pin. A low voltage on this pin turns the regulator off.
4. ADJ (Pin 4): Adjust pin for setting the output voltage.
5. OUT (Pin 5): Output voltage pin. It should be bypassed with a capacitor for stability.
6. NC (Pin 6): No connection. It can be left floating or connected to a ground plane.
7. NC (Pin 7): No connection. It can be left floating or connected to a ground plane.
8. NC (Pin 8): No connection. It can be left floating or connected to a ground plane.
Function:
The LT3021ES8-1.2 is designed to provide a fixed output voltage of 1.2V with high accuracy and stability. It features low dropout voltage, low noise, and overcurrent protection, making it suitable for powering sensitive electronics and applications requiring efficient voltage regulation.