Rochester Electronics, LLC8-TSSOP (0.173", 4.40mm Width)RoHS
FAN4855MTCX
SWITCHING REGLTR, VOLTAGE-MODE
Category
Subcategory
Pmic Voltage Regulators Dc Dc Switching Regulators
Package
8-TSSOP (0.173", 4.40mm Width)
Status
Obsolete
$0.84 / unit (market reference)
MOQ: 357 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | FAN4855MTCX |
| Package / Case | 8-TSSOP (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Boost |
| Voltage - Input (Min) | 1.6V |
| Voltage - Input (Max) | 4.5V |
| Voltage - Output | 3V |
| Current - Output | 500mA (Switch) |
| Number of Outputs | 1 |
| Supplier Device Package | 8-TSSOP |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
FAN4855MTCX by Rochester Electronics, LLC is a Boost IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 4.5V, output 3V. The 8-TSSOP (0.173", 4.40mm 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-Up |
| Topology | Boost |
| Output Type | Adjustable |
| Current - Output | 500mA (Switch) |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 4.5V |
| Voltage - Input (Min) | 1.6V |
| Voltage - Output (Max) | 5V |
| Voltage - Output (Min/Fixed) | 3V |
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