STR3A152D

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STR3A152D

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Thông số kỹ thuật

thuộc tính Giá trị
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

Tổng quan

Description

The STR3A152D is a type of integrated circuit (IC) often used in power management applications. Manufactured by Sanken Electric Co., Ltd., it is typically a hybrid IC designed for use in switched-mode power supplies (SMPS). The device is known for its high efficiency and reliability, making it suitable for various electronic devices that require stable power conversions, such as televisions, computers, and other consumer electronics.
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

The STR3A152D chip is a power management integrated circuit commonly used in power supplies. Equivalent products include ICs with similar specifications and functions from other manufacturers, such as the Fairchild Semiconductor's FSDH321, Power Integrations' TNY275PN, and ON Semiconductor's NCP1252 series. Always confirm compatibility in terms of electrical characteristics and package type before substituting, as variations can affect performance.

Features

The STR3A152D is a power management IC typically used in power supply designs, particularly in switch-mode power supplies (SMPS). Here are some of its key 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

The STR3A152D is a highly integrated PWM controller designed for switch-mode power supplies. It typically comes in a DIP-8 package, meaning it has 8 pins. The pin functions are generally as follows:
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.

Manufacturer

The STR3A152D is manufactured by Sanken Electric Co., Ltd. Sanken is a Japanese company that specializes in the development and manufacturing of semiconductor devices, electronic components, and power supply products. Founded in 1937, the company has a long history in the electronics industry and is known for its innovation and high-quality products. Sanken's product range includes power management ICs, LED lighting, motor drivers, and other semiconductor components that are widely used in consumer electronics, automotive, industrial, and other applications.

Application

The STR3A152D is a MOSFET designed for power management applications. It is commonly used in areas such as switch-mode power supplies (SMPS), DC-DC converters, and motor control systems. Its capabilities make it ideal for use in consumer electronics, industrial automation, and various other applications requiring efficient power regulation and switching. The STR3A152D's features, like high-speed switching and low power loss, make it suitable for improving energy efficiency in portable devices and appliances. Additionally, it can be applied in renewable energy systems, where efficient power management is critical.

Package

The STR3A152D is a power IC typically used in switching power supplies. It comes in a DIP-8 (Dual Inline Package with 8 pins) configuration, which is a common through-hole package type used for such components.

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