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LM63635DQDRRRQ1
+Stückliste3.5-V TO 32-V, 3.25-A STEP-DOWN
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HerstellerTexas Instruments
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Herstellerteil #LM63635DQDRRRQ1
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Paket WFDFN-12
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Auf Lager3103
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3.5V |
| Voltage - Input (Max) | 32V |
| Voltage - Output (Min/Fixed) | 1V |
| Voltage - Output (Max) | 20V |
| Current - Output | 3.25A |
| Frequency - Switching | 250kHz ~ 2.2MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount, Wettable Flank |
Übersicht
Description
This particular model features a 3.5A output current capability and operates over a wide input voltage range, typically from 3.5V to 36V, which is ideal for automotive systems that experience voltage variations. The LM63635DQDRRRQ1 offers high efficiency, often greater than 90%, and includes advanced features such as low shutdown current, precision enable, and adjustable switching frequency.
Additionally, it is equipped with a range of protection features, including thermal shutdown, cycle-by-cycle current limiting, and input undervoltage lockout. The device is housed in a thermally-enhanced, space-saving package, which helps in efficient heat dissipation and allows for compact designs. Its AEC-Q100 qualification ensures it meets automotive industry standards for quality and reliability.
Equivalent
1. LT8609S from Analog Devices: A synchronous buck regulator with similar input voltage and current ratings.
2. MP2459 from Monolithic Power Systems: A step-down converter with comparable specifications.
3. NCP45520 from ON Semiconductor: Offers similar functionality for automotive applications.
Always verify the technical specifications to ensure compatibility with your specific application needs.
Features
1. Input Voltage Range: Operates with an input voltage from 3.5V to 36V, making it suitable for automotive systems.
2. Output Current: Capable of delivering up to 3.5A of continuous output current.
3. Switching Frequency: Offers adjustable switching frequency from 200 kHz to 2.2 MHz, allowing for trade-offs between efficiency and component size.
4. Efficiency: Designed for high efficiency across the load range, crucial for reducing power loss in automotive applications.
5. Low Quiescent Current: Features a low quiescent current for improved battery life during standby conditions.
6. Protection Features: Includes robust protection mechanisms such as thermal shutdown, input undervoltage lockout, output short-circuit protection, and overcurrent protection.
7. Package: Offered in a 14-pin VSON package, which is compact for space-constrained designs.
8. Qualification: Automotive grade with AEC-Q100 qualification, ensuring reliability in automotive environments.
These features make the LM63635DQDRRRQ1 ideal for power management in a variety of automotive electronic systems.
Pinout
Here is a brief overview of the pin functions:
1. VIN: Input voltage supply.
2. SW: Switch node; connects to the inductor.
3. BST: Boost; a capacitor is connected between this pin and SW.
4. EN: Enable; used to enable or disable the device.
5. VCC: Internal supply voltage.
6. FB: Feedback; used for output voltage regulation.
7. SS/TRK: Soft-start and tracking; controls the startup and tracking behavior.
8. RT: Resistor timing; sets the switching frequency.
9. PGND: Power ground.
10. AGND: Analog ground.
The device is suitable for automotive applications, thanks to its high reliability and broad input voltage range.