BD90541MUV-CE2
IC REG BUCK ADJ 4A VQFN20SV4040
Pmic Voltage Regulators Dc Dc Switching Regulators
20-VFQFN Exposed Pad
Automotive, AEC-Q100
Active
$4.01 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rohm Semiconductor |
| Model | BD90541MUV-CE2 |
| Package / Case | 20-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 2.6V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | 0.6V |
| Current - Output | 4A |
| Frequency - Switching | 300kHz ~ 2.4MHz |
| Number of Outputs | 1 |
| Supplier Device Package | VQFN20SV4040 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
BD90541MUV-CE2 by Rohm Semiconductor is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 5.5V, output 0.6V. The 20-VFQFN Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Function | Step-Down |
| Topology | Buck |
| Output Type | Adjustable |
| Current - Output | 4A |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 300kHz ~ 2.4MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 5.5V |
| Voltage - Input (Min) | 2.6V |
| Voltage - Output (Max) | 5V |
| Voltage - Output (Min/Fixed) | 0.6V |
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