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STR3A152D
+NomenclatureIC OFFLINE SWITCH FLYBACK 8DIP
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FabricantJapon trois réclamation
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Pièce fabricant #STR3A152D
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Fiche technique STR3A152D DataSheet
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Package 8-DIP
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En stock3387
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Spécifications
| Attribut | Valeur |
| Package | Bulk |
| Series | STR3A100 |
| ProductStatus | Obsolete |
| OutputIsolation | Isolated |
| InternalSwitch(s) | Yes |
| Voltage-Breakdown | 650V |
| Topology | Flyback |
| Voltage-StartUp | 15.3 V |
| Voltage-Supply(Vcc/Vdd) | 8.1V ~ 32V |
| DutyCycle | 74% |
| Frequency-Switching | 67kHz |
| Power(Watts) | 45 W |
| FaultProtection | Current Limiting, Over Load, Over Temperature, Over Voltage |
| OperatingTemperature | -40°C ~ 115°C (TA) |
| Package/Case | 8-DIP (0.300, 7.62mm) |
| SupplierDevicePackage | 8-DIP |
Présentation
Description
Key features of the STR3A152D include overcurrent protection, overvoltage protection, and thermal shutdown, which enhance its safety and durability. The IC operates by controlling the power conversion process through a built-in MOSFET and PWM (pulse width modulation) controller, which helps in maintaining consistent voltage levels across different load conditions.
Its compact design and integrated features allow for a reduction in the number of external components needed, simplifying the overall circuit design. The STR3A152D is typically housed in a DIP (Dual In-line Package), making it easy to integrate into circuit boards.
Equivalent
Features
1. Integrated Power MOSFET: The STR3A152D includes an integrated power MOSFET, which simplifies the design and increases efficiency by reducing the number of external components needed.
2. Quasi-Resonant Operation: This mode of operation helps in reducing switching noise and improving efficiency by turning on the MOSFET at the valley of the resonant waveform.
3. Protection Features: The IC includes multiple protection mechanisms such as over-voltage protection (OVP), over-current protection (OCP), and thermal shutdown to prevent damage during fault conditions.
4. Low Standby Power: It is designed for low standby power consumption, making it suitable for energy-efficient applications.
5. Built-in Startup Circuit: This feature helps in reducing power loss during startup by eliminating the need for an external startup resistor.
These features make the STR3A152D suitable for various applications, including adapters, chargers, and consumer electronics that require efficient power management solutions.
Pinout
1. Vcc: Power supply input.
2. D/ST: Drain or Source terminal for the switching MOSFET, depending on the configuration.
3. S/OCP: Source terminal or Overcurrent Protection.
4. FB/CC: Feedback or Constant Current control input.
5. GND: Ground connection.
6. NC: No connection or sometimes an additional function depending on specific implementations.
7. COMP: Compensation input for loop stability.
8. Vfb: Voltage feedback input.
These pins facilitate various functions essential for regulating and controlling power supply output, ensuring efficiency and reliability in applications such as adapters, chargers, or other small power converters. Always refer to the manufacturer's datasheet for precise pin configuration and functions for the specific version of the STR3A152D you are using.