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SG2525AP
+BOMIC REG CTRLR BCK/PSH-PULL 16SOIC
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Nhà sản xuấtSTMicroelectronics
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Ông. Phần #SG2525AP
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Bảng dữ liệu SG2525AP DataSheet
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Gói SO-16
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Có sẵn7682
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tube |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Down, Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | Buck, Push-Pull |
| Number of Outputs | 2 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 8V ~ 35V |
| Frequency - Switching | 100Hz ~ 400kHz |
| Duty Cycle(Max) | 49% |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Control Features | Enable, Soft Start |
| Operating Temperature | -25°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
Key features of the SG2525AP include a wide input voltage range, ability to provide high current output, and flexibility for use in both continuous and discontinuous conduction modes. The controller supports a dual in-line package (DIP) for easy integration into circuits. It is highly versatile, allowing engineers to customize the frequency, duty cycle, and output voltage according to specific design requirements.
The SG2525AP is widely used in applications requiring efficient energy conversion, such as power adapters, battery chargers, and industrial power supplies. Its robust design and stability make it a popular choice for ensuring accurate and reliable power management.
Equivalent
Features
1. Wide Input Voltage Range: It operates over a wide range of input voltages, making it versatile for different applications.
2. PWM Control: It provides precise PWM control, which enhances the efficiency of power conversion in SMPS.
3. Dual Output: The SG2525AP supports dual output, allowing for more complex power supply designs.
4. Frequency Modulation: It includes adjustable frequency modulation to improve performance and adaptability.
5. Built-in Protection: The device features built-in protection mechanisms, such as overcurrent protection and thermal shutdown, enhancing reliability and safety.
6. Soft Start Capability: It features a soft start function to prevent inrush current during startup.
7. Synchronization: The SG2525AP can be synchronized with an external clock, which is useful for applications requiring coordinated timing.
8. Voltage Regulation: It provides excellent voltage regulation, crucial for maintaining stable output under varying load conditions.
These features make the SG2525AP suitable for a variety of power supply applications, including those requiring high efficiency and reliability.
Pinout
1. Compensation: Error amplifier compensation.
2. VFB (Voltage Feedback): Inverting input of the error amplifier.
3. Current Sense: Non-inverting input for current limiting.
4. RT (Timing Resistor): Sets oscillator frequency.
5. CT (Timing Capacitor): Sets oscillator frequency.
6. RAMP: Oscillator and ramp voltage.
7. Soft Start: Controls the soft start function.
8. Ground: Common ground reference.
9. Collector A: Output for PWM.
10. Emitter A: Output for PWM.
11. Emitter B: Output for PWM.
12. Collector B: Output for PWM.
13. VCC: Positive supply voltage.
14. VC (Control Voltage): Output control voltage.
15. Reference Output: Provides a stable reference voltage.
16. Shutdown: Shuts down the PWM outputs when activated.
These pins collectively manage the PWM operations, including frequency setting, output control, and protection features.
Manufacturer
Application
1. Switching Power Supplies: It is used in designing efficient and compact switching power supplies for various electronic devices.
2. DC-DC Converters: The device is ideal for implementing both isolated and non-isolated DC-DC converters.
3. Inverters: It can be used in the design of power inverters for renewable energy systems.
4. Motor Control: The SG2525AP can be employed in motor speed control applications where precise PWM control is needed.
5. Battery Chargers: It is suitable for designing battery charging systems, ensuring efficient and reliable charging.