ADP2138ACBZ-2.5-R7
IC REG BUCK 2.5V 800MA 6WLCSP
Pmic Voltage Regulators Dc Dc Switching Regulators
6-UFBGA, WLCSP
Active
$1.59 / unit (market reference)
MOQ: 189 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Analog Devices Inc. |
| Model | ADP2138ACBZ-2.5-R7 |
| Package / Case | 6-UFBGA, WLCSP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Buck |
| Voltage - Input (Min) | 2.3V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | 2.5V |
| Current - Output | 800mA |
| Frequency - Switching | 3MHz |
| Number of Outputs | 1 |
| Supplier Device Package | 6-WLCSP (1.03x1.50) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
ADP2138ACBZ-2.5-R7 by Analog Devices Inc. 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 2.5V. The 6-UFBGA, WLCSP 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 | Fixed |
| Current - Output | 800mA |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 3MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 5.5V |
| Voltage - Input (Min) | 2.3V |
| Voltage - Output (Min/Fixed) | 2.5V |
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