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LMR23630FDRRR
+NomenclatureIC REG BUCK ADJUSTABLE 3A 12SON
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FabricantTexas Instruments
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Pièce fabricant #LMR23630FDRRR
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Package WFDFN-12
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En stock1449
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90-Garantie après-vente 24h/24
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR) |
| Series | SIMPLE SWITCHER® |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4V |
| Voltage-Input(Max) | 36V |
| Voltage-Output(Min/Fixed) | 1V |
| Voltage-Output(Max) | 28V |
| Current-Output | 3A |
| Frequency-Switching | 150kHz ~ 2.425MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount, Wettable Flank |
| Package/Case | 12-WFDFN Exposed Pad |
Présentation
Description
Key features include a fixed switching frequency of 400 kHz, internal compensation, and an adjustable output voltage. It also integrates advanced protection mechanisms such as cycle-by-cycle current limiting, thermal shutdown, and undervoltage lockout to ensure reliable operation under different conditions.
The LMR23630FDRRR comes in a small 12-pin WSON package, which is beneficial for compact designs. Its design and architecture allow for reduced component count and simplified PCB layout, making it suitable for space-constrained applications. Overall, this converter is ideal for designers seeking a robust solution for step-down power conversion with minimal external components and a straightforward design process.
Equivalent
1. MIC28512 from Microchip Technology
2. MP2451 from Monolithic Power Systems (MPS)
3. LMR33630 from Texas Instruments itself, as an alternative with similar specs
4. LT8609S from Analog Devices
Always ensure that the electrical characteristics and package specifications match your requirements before substituting.
Features
1. Input Voltage Range: Operates with an input voltage range from 4 V to 36 V, making it suitable for a wide array of power sources.
2. Output Current: Capable of delivering up to 3 A continuous output current.
3. Efficiency: Offers high efficiency, up to 95%, which helps in minimizing heat generation and power loss.
4. Switching Frequency: Fixed switching frequency of 400 kHz to 2.1 MHz, allowing for smaller external components and faster transient response.
5. Low Quiescent Current: Features a low shutdown quiescent current of about 28 µA, which is beneficial for battery-powered applications.
6. Protection Features: Includes protection features like cycle-by-cycle current limit, thermal shutdown, and output short-circuit protection.
7. Package: Available in a space-saving SOIC-8 package, enhancing design flexibility.
8. Thermal Performance: Designed for good thermal management to ensure reliability under full load conditions.
These features make it an excellent choice for efficient DC-DC conversion in automotive, industrial, consumer electronics, and other applications.
Pinout
Pin Count and Functions:
The LMR23630FDRRR comes in a 12-pin VSON (3.00 mm × 3.00 mm) package. Here are the primary functions of its pins:
1. VIN: Power input.
2. EN: Enable pin, used to turn the device on and off.
3. BOOT: Bootstrap capacitor connection for driving the high-side FET.
4. SW: Switch node where the inductor is connected.
5. PGND: Power ground.
6. AGND: Analog ground.
7. FB: Feedback pin to set the output voltage.
8. RT/CLK: Sets the switching frequency or synchronizes to an external clock.
9. VCC: Internal regulator output, typically used to power internal circuitry.
10. PG: Power good indicator.
11. SS/TRK: Soft start or tracking input.
12. NC: No connection or reserved pin.
These features make the LMR23630FDRRR suitable for various applications requiring efficient and reliable power management.
Manufacturer
Application
1. Industrial Automation: Powering sensors, controllers, and communication modules.
2. Automotive Systems: Used in infotainment systems, body electronics, and advanced driver-assistance systems (ADAS).
3. Telecommunications: Supporting power management in base stations and network equipment.
4. Consumer Electronics: Powering devices like wearable technology, smart home devices, and portable gadgets.
5. IoT Devices: Efficient energy supply for low-power IoT nodes and gateways.
Its versatility, compact design, and high efficiency make it suitable for applications requiring reliable and compact power solutions.