UCD7231RTJR
IC REG CTRLR BUCK 20QFN
Pmic Voltage Regulators Dc Dc Switching Controllers
20-WFQFN Exposed Pad
Active
$0.94 / unit (market reference)
MOQ: 320 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | UCD7231RTJR |
| Package / Case | 20-WFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Topology | Buck |
| Frequency - Switching | Up to 2MHz |
| Number of Outputs | 1 |
| Supplier Device Package | 20-QFN (4x4) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
UCD7231RTJR by Texas Instruments is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 20-WFQFN 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 |
| Clock Sync | No |
| Output Type | Transistor Driver |
| Output Phases | 1 |
| Control Features | Current Limit |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | Up to 2MHz |
| Synchronous Rectifier | Yes |
| Voltage - Supply (Vcc/Vdd) | 4.7V ~ 15V |
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