BD18KA5WF-E2
IC REG LINEAR 1.8V 500MA 8SOP
Pmic Voltage Regulators Linear
8-SOIC (0.173", 4.40mm Width)
Active
$1.40 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Rohm Semiconductor |
| Model | BD18KA5WF-E2 |
| Package / Case | 8-SOIC (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 105°C |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | 1.8V |
| Current - Output | 500mA |
| Supplier Device Package | 8-SOP |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
BD18KA5WF-E2 by Rohm Semiconductor is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 5.5V, output 1.8V. The 8-SOIC (0.173", 4.40mm Width) 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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Alternatives & Replacements
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IC REG LINEAR POS ADJ 500MA 8SOP
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All Technical Specifications
| PSRR | 50dB (120Hz) |
| Output Type | Fixed |
| Control Features | Enable |
| Current - Output | 500mA |
| Protection Features | Over Current, Over Temperature, Soft Start |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 5.5V |
| Voltage Dropout (Max) | 0.2V @ 200mA |
| Current - Supply (Max) | 550 µA |
| Current - Quiescent (Iq) | 550 µA |
| Voltage - Output (Min/Fixed) | 1.8V |
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