Rochester Electronics, LLCTO-252-5, DPak (4 Leads + Tab), TO-252ADRoHS
FAN1581DX
IC REG LINEAR POS ADJ 5A TO252-5
Category
Subcategory
Pmic Voltage Regulators Linear
Package
TO-252-5, DPak (4 Leads + Tab), TO-252AD
Status
Obsolete
Datasheet
$0.44 / unit (market reference)
MOQ: 687 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
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Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | FAN1581DX |
| Package / Case | TO-252-5, DPak (4 Leads + Tab), TO-252AD |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 125°C |
| Voltage - Input (Max) | 7V |
| Voltage - Output | 1.25V |
| Current - Output | 5A |
| Supplier Device Package | TO-252-5 |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
FAN1581DX by Rochester Electronics, LLC is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 7V, output 1.25V. The TO-252-5, DPak (4 Leads + Tab), TO-252AD 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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TL751M08QKVURQ1
IC REG LINEAR 8V 750MA TO252-5
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Rochester Electronics, LLCStockTO-252-5, DPak (4 Leads + Tab), TO-252AD
FAN1951D18X
IC REG LINEAR 1.8V 1.5A TO252-4L
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onsemiStockTO-252-5, DPak (4 Leads + Tab), TO-252AD
NCV5500DT15RKG
IC REG LINEAR 1.5V 500MA DPAK-5
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All Technical Specifications
| PSRR | 80dB (120Hz) |
| Output Type | Adjustable |
| Current - Output | 5A |
| Protection Features | Over Current, Over Temperature |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 7V |
| Voltage Dropout (Max) | 1.18V @ 5A |
| Voltage - Output (Max) | 5.7V |
| Current - Quiescent (Iq) | 6 mA |
| Voltage - Output (Min/Fixed) | 1.25V |
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