LTC1265CS-3.3#PBF
ADJ HI EFF 1A STEPDN CONVERTER
Pmic Voltage Regulators Dc Dc Switching Regulators
14-SOIC (0.154", 3.90mm Width)
Active
$6.72 / unit (market reference)
MOQ: 55 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | LTC1265CS-3.3#PBF |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Topology | Buck, Buck-Boost, SEPIC |
| Voltage - Input (Min) | 4V |
| Voltage - Input (Max) | 13V |
| Voltage - Output | 3.3V |
| Current - Output | 1.2A (Switch) |
| Frequency - Switching | Up to 700kHz |
| Number of Outputs | 1 |
| Supplier Device Package | 14-SO |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LTC1265CS-3.3#PBF by Rochester Electronics, LLC is a Buck, Buck-Boost, SEPIC IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 13V, output 3.3V. The 14-SOIC (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, Step-Up/Step-Down |
| Topology | Buck, Buck-Boost, SEPIC |
| Output Type | Fixed |
| Current - Output | 1.2A (Switch) |
| Number of Outputs | 1 |
| Output Configuration | Positive or Negative |
| Frequency - Switching | Up to 700kHz |
| Synchronous Rectifier | No |
| Voltage - Input (Max) | 13V |
| Voltage - Input (Min) | 4V |
| Voltage - Output (Min/Fixed) | 3.3V |
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