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LDK320AM33R
+BOMIC REG LINEAR 3.3V 200MA SOT23-5
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メーカーRFE/フューゼテック
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メーカー品番 #LDK320AM33R
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データシート LDK320AM33R DataSheet
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パッケージ SOT23-5
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在庫状況6119
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 0.35V @ 200mA |
| Current-Output | 200mA |
| Current-Quiescent(Iq) | 90 µA |
| Current-Supply(Max) | 100 µA |
| PSRR | 88dB ~ 48dB (120Hz ~ 10kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
概要
Description
Key features include low quiescent current, which enhances battery life in portable applications, and high ripple rejection, ensuring stable operation even with fluctuating input voltages. The LDK320AM33R typically supports a maximum output current of around 200 mA, making it suitable for moderate power applications.
Protection features often include short-circuit protection and thermal shutdown, safeguarding the device and connected components from damage under fault conditions. Its small footprint and minimal external component requirement make it a versatile choice for space-constrained designs. The LDK320AM33R is commonly found in consumer electronics, automotive systems, and industrial applications where reliable voltage regulation is critical.
Equivalent
1. Microchip MCP1700T-3302E/TT - A similar low-dropout regulator with comparable voltage and current ratings.
2. Texas Instruments LP2985AIM5-3.3 - Another LDO offering similar performance characteristics.
3. ON Semiconductor NCP1117DT33G - Provides equivalent voltage regulation.
4. Analog Devices ADP3333 - Features similar output and dropout voltage.
Ensure voltage, current, and package compatibility before substituting.
Features
1. Output Voltage: It delivers a fixed output voltage, typically around 3.3V.
2. Low Dropout Voltage: Provides efficient operation with minimal voltage difference between input and output, enhancing performance in battery-powered devices.
3. Output Current: Capable of delivering up to 200 mA of output current.
4. Low Quiescent Current: Consumes minimal current in standby mode, prolonging battery life.
5. High PSRR: Offers excellent power supply rejection ratio, ensuring stable operation even with fluctuating input voltages.
6. Protection Features: Includes overcurrent and overtemperature protection, safeguarding the device against potential damage.
7. Compact Package: Available in space-saving packages, making it ideal for portable and compact electronic applications.
8. Thermal Stability: Designed to maintain performance across a wide temperature range.
These features make the LDK320AM33R suitable for a variety of applications, including mobile devices, microcontrollers, and other low-power electronics.
Pinout
1. Pin 1 (VIN): This is the input pin where the unregulated input voltage is supplied. It should be connected to a voltage source that is higher than the desired output voltage, but within the specified input voltage range.
2. Pin 2 (GND): This is the ground pin and is connected to the ground of the circuit. It serves as a reference point for the input and output voltages.
3. Pin 3 (VOUT): This pin provides the regulated output voltage. For the LDK320AM33R, the output voltage is fixed at 3.3 volts. This pin is connected to the load that requires a stable voltage supply.
The LDK320AM33R is designed for applications that require low dropout voltage and provide a stable 3.3V output for a range of input voltages, typically used in battery-powered devices and other low-power applications.
Manufacturer
Application
1. Consumer Electronics: Used in smartphones, tablets, and wearables to provide stable power to sensitive components.
2. Industrial Equipment: Ensures reliable operation of sensors, controllers, and communication modules.
3. Automotive Systems: Supports infotainment systems, dashboard electronics, and sensor modules with efficient power management.
4. IoT Devices: Powers various IoT modules by maintaining a steady voltage output.
5. Communications Equipment: Used in networking devices for regulated power supply to critical circuits.
These applications benefit from its low noise, low quiescent current, and high power supply rejection ratio.