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BD9A300MUV-E2
+BOMIC REG BUCK ADJ 3A 16VQFN
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Nhà sản xuấtBán dẫn Rohm
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Ông. Phần #BD9A300MUV-E2
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Có sẵn4179
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.7V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min / Fixed) | 0.8V |
| Voltage - Output (Max) | 3.85V |
| Current - Output | 3A |
| Frequency - Switching | 1MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 16-VFQFN Exposed Pad |
| Supplier Device Package | VQFN016V3030 |
| Base Product Number | BD9A300 |
Tổng quan
Description
Key features include high efficiency, low quiescent current, and various protection mechanisms such as over-current, over-voltage, and thermal shutdown. The device uses a current-mode control architecture, which enhances transient response and stability.
With built-in soft-start functionality, it minimizes inrush current during startup, making it suitable for applications requiring reliability and stability. The BD9A300MUV-E2 is housed in a compact package, allowing for space-efficient designs. Overall, it is a versatile solution for power supply requirements in modern electronic systems.
Equivalent
Features
Key features include an adjustable output voltage with a range from 0.8V to 15V, an integrated high-side MOSFET, and a low dropout voltage for improved performance. The device includes protections such as overcurrent, overvoltage, and thermal shutdown.
It also supports a switching frequency of up to 1MHz, allowing for smaller external components and a compact design. Additionally, the BD9A300MUV-E2 offers a soft-start function to minimize inrush current during startup. Its compact package and robust performance make it ideal for automotive, industrial, and consumer electronics applications.
Pinout
Key functions of the pins include:
1. Input Voltage (VIN): Supplies the input voltage to the IC.
2. Ground (GND): Common ground reference.
3. Output Voltage (VOUT): Delivers regulated output voltage.
4. Enable (EN): Controls the power-up sequence (active high).
5. Switch Node (SW): Connection for the inductor in the buck converter topology.
6. Feedback (FB): Monitors the output voltage for regulation.
7. Compensation (COMP): Used for stability and control loop compensation.
8. Frequency Selection (FREQ): Sets the switching frequency.
9. Soft Start (SS): Controls the soft-start timing to reduce inrush current.
This IC is designed for efficient power management in various applications, including consumer electronics and automotive systems.