Rochester Electronics, LLCTO-252-6, DPak (5 Leads + Tab)RoHS
LA5779MP-DL-E
STEP-DOWN SWITCHING REGULATOR
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Regulators
Package
TO-252-6, DPak (5 Leads + Tab)
Status
Obsolete
$0.95 / unit (market reference)
MOQ: 317 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | LA5779MP-DL-E |
| Package / Case | TO-252-6, DPak (5 Leads + Tab) |
| Mounting Type | Surface Mount |
| Operating Temperature | -30°C ~ 125°C |
| Topology | Buck |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 28V |
| Voltage - Output | 1.23V |
| Current - Output | 3A |
| Frequency - Switching | 160kHz |
| Number of Outputs | 1 |
| Supplier Device Package | TO-252 (DPAK-5) |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
LA5779MP-DL-E by Rochester Electronics, LLC is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 28V, output 1.23V. The TO-252-6, DPak (5 Leads + Tab) 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 | 160kHz |
| Synchronous Rectifier | No |
| Voltage - Input (Max) | 28V |
| Voltage - Input (Min) | 4.5V |
| Voltage - Output (Max) | 28V |
| Voltage - Output (Min/Fixed) | 1.23V |
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