Texas Instruments8-PowerSOIC (0.154", 3.90mm Width)RoHS
TPS5430DDAR
IC REG BUCK ADJUSTABLE 3A 8SOPWR
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Regulators
Package
8-PowerSOIC (0.154", 3.90mm Width)
Status
Active
Datasheet
$4.49 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
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Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | TPS5430DDAR |
| Package / Case | 8-PowerSOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Topology | Buck |
| Voltage - Input (Min) | 5.5V |
| Voltage - Input (Max) | 36V |
| Voltage - Output | 1.221V |
| Current - Output | 3A |
| Frequency - Switching | 500kHz |
| Number of Outputs | 1 |
| Supplier Device Package | 8-SO PowerPad |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
TPS5430DDAR 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 36V, output 1.221V. The 8-PowerSOIC (0.154", 3.90mm 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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All Technical Specifications
| Function | Step-Down |
| Topology | Buck |
| Output Type | Adjustable |
| Current - Output | 3A |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 500kHz |
| Synchronous Rectifier | No |
| Voltage - Input (Max) | 36V |
| Voltage - Input (Min) | 5.5V |
| Voltage - Output (Max) | 32.04V |
| Voltage - Output (Min/Fixed) | 1.221V |
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