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IC REG BUCK ADJUSTABLE 5A 20QFN
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HerstellerMonolithic Power Systems Inc.
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Herstellerteil #MPQ4470AGL-AEC1-Z
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Paket VFQFN-20
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Auf Lager5576
365 Tage Qualitätsgarantie
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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) | 4.5V |
| Voltage - Input (Max) | 36V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 32.4V |
| Current - Output | 5A |
| Frequency - Switching | 100kHz ~ 1MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Übersicht
Description
Key features include high-frequency operation, which allows for smaller external components, and a robust protection suite, including over-current, over-voltage, and thermal shutdown protections. The MPQ4470AGL-AEC1-Z is suitable for use in harsh environments due to its extended temperature range and enhanced EMI performance.
Its compact design supports space-constrained applications, and it is often used in infotainment systems, advanced driver-assistance systems (ADAS), and other automotive electronics. The device's high efficiency and low quiescent current make it ideal for battery-powered applications, contributing to overall vehicle energy efficiency. Overall, the MPQ4470AGL-AEC1-Z offers a reliable and efficient solution for modern automotive power management needs.
Equivalent
1. Texas Instruments LM43603-Q1 – 3.5V to 36V, 3A synchronous buck converter.
2. Infineon TLE8366EV – Wide input range, automotive buck regulator.
3. Diodes Incorporated AP63205 – 4.5V to 32V, 2A synchronous buck converter.
It's important to verify specific requirements like input/output voltage, current, and package compatibility when considering alternatives.
Features
Key features include:
1. AEC-Q100 qualified for automotive applications.
2. Integrated high-side and low-side MOSFETs for high efficiency.
3. Adjustable switching frequency from 200kHz to 2.2MHz.
4. Internal compensation, simplifying design.
5. Precision enable and power good indicators.
6. External frequency synchronization capability.
7. Robust protection features: under-voltage lockout (UVLO), over-current protection (OCP), and thermal shutdown.
The MPQ4470AGL-AEC1-Z is packaged in a compact QFN-13 (3mm x 4mm) package, providing a space-saving solution. It is ideal for automotive infotainment systems, advanced driver-assistance systems (ADAS), and general automotive power systems.
Pinout
The pin count for the MPQ4470AGL-AEC1-Z is usually around 10 to 16 pins, although the specific number can vary based on package variations. The pins serve various functions, including:
1. VIN: Input voltage supply pin.
2. SW: Switch node, connecting to an inductor.
3. GND: Ground.
4. FB: Feedback input for voltage regulation.
5. EN: Enable pin, to turn the converter on or off.
6. COMP: Compensation pin for stability.
7. BST: Bootstrap pin for driving the high-side MOSFET.
8. VCC: Internal supply voltage.
These functions support efficient and flexible power management in automotive, industrial, and other applications. For exact pin configurations and additional details, always refer to the official datasheet provided by the manufacturer.