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LMR33620BRNXR
+Lista de MateriaisIC REG BUCK ADJUSTABLE 2A 12VQFN
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FabricanteTexas Instruments
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Peça do Fabricante #LMR33620BRNXR
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Pacote VQFN-HR-12
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Em Estoque6930
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR) |
| Series | SIMPLE SWITCHER® |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.8V |
| Voltage - Input (Max) | 36V |
| Voltage - Output (Min/Fixed) | 1V |
| Voltage - Output (Max) | 24V |
| Current - Output | 2A |
| Frequency - Switching | 1.4MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount, Wettable Flank |
Visão Geral
Description
This converter can deliver up to 2A of continuous output current and features a high switching frequency of up to 2.1 MHz, allowing for smaller external components and a compact design. It offers excellent efficiency, reducing power loss and thermal concerns, and includes protection features such as thermal shutdown, short circuit, and undervoltage lockout.
The LMR33620BRNXR is housed in a 10-pin WSON package, making it ideal for space-constrained applications. It supports both forced pulse-width modulation (PWM) and automatic pulse frequency modulation (PFM) for light-load efficiency. Overall, this converter provides a robust solution for efficient power management in various electronic devices.
Equivalent
1. Texas Instruments: LM43602 (similar family)
2. Analog Devices: ADP2442
3. Maxim Integrated: MAX17502
4. Microchip Technology: MIC28512
5. ON Semiconductor: NCP3170
These alternatives offer similar functionalities, but always check the specific datasheets for voltage, current requirements, and other specifications to ensure compatibility.
Features
1. Input Voltage Range: It supports a wide input voltage range from 3.8V to 36V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 2A of continuous output current.
3. Efficiency: It offers high efficiency, often above 90%, which helps in reducing power losses and heat generation.
4. Switching Frequency: Fixed switching frequency of 400 kHz, providing a balance between efficiency and component size.
5. Thermal Performance: Comes in a thermally enhanced package, which aids in heat dissipation.
6. Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protections to ensure reliability and safety.
7. Low Noise Operation: Designed to minimize noise and electromagnetic interference, which is critical for sensitive applications.
8. Compact Package: Available in a small 8-pin WSON package, suitable for space-constrained designs.
The LMR33620BRNXR is ideal for industrial, automotive, and consumer electronics applications requiring efficient power conversion in a compact footprint.
Pinout
The pin functions include:
1. VIN: Input voltage supply.
2. EN: Enable pin for turning the device on or off.
3. FB: Feedback pin for output voltage regulation.
4. SW: Switching node connected to the inductor.
5. BOOT: Bootstrap pin to drive the high-side MOSFET.
6. GND: Ground connection.
7. PG: Power good indicator.
8. RT/CLK: Frequency setting or synchronization input.
9. AGND: Analog ground.
10. BIAS: Internal bias voltage.
These pins collectively facilitate efficient voltage regulation and conversion with additional features like thermal shutdown and soft start.
Manufacturer
Application
1. Industrial Automation: Powering sensors, controllers, and actuators.
2. Automotive Systems: Used in infotainment systems, lighting, and power management.
3. Consumer Electronics: Provides power regulation for gadgets like smartphones and tablets.
4. Communication Equipment: Supports network devices and telecom infrastructure.
5. Medical Devices: Ensures reliable power for diagnostic and monitoring equipment.
These applications benefit from the LMR33620BRNXR’s high efficiency, wide input voltage range, and robust thermal performance.