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SG3525AP013TR
+BOMIC REG CTRLR BCK/PSH-PULL 16SOIC
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Nhà sản xuấtSTMicroelectronics
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Ông. Phần #SG3525AP013TR
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Bảng dữ liệu SG3525AP013TR DataSheet
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Gói SOP16
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Có sẵn3135
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Down, Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck, Push-Pull |
| NumberofOutputs | 2 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 8V ~ 35V |
| Frequency-Switching | 100Hz ~ 400kHz |
| DutyCycle(Max) | 49% |
| SynchronousRectifier | Yes |
| ClockSync | Yes |
| ControlFeatures | Enable, Soft Start |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
Key features of the SG3525AP013TR include:
1. Frequency Range: Offers a wide oscillator frequency range, typically from 100Hz to 400kHz, allowing for flexibility in different applications.
2. Duty Cycle Control: Provides a control mechanism for the duty cycle, enabling efficient power regulation.
3. Dual Output: Equipped with dual outputs for driving push-pull or half-bridge configurations, enhancing versatility in circuit design.
4. Synchronization: Capable of synchronization with external signals, ensuring compatibility with complex systems.
5. Protection Features: Includes overcurrent and overvoltage protection features, contributing to the reliability and safety of the power supply system.
6. Supply Voltage Range: Operates typically from 8V to 35V, suitable for various input voltage conditions.
The SG3525AP013TR is widely used in industries requiring reliable and efficient power conversion, such as telecommunications, automotive, and industrial control systems.
Equivalent
1. TL494 – A versatile PWM controller chip widely used in similar applications.
2. UC3525 – An upgraded version with comparable features for PWM control.
3. KA3525 – Another direct equivalent offering similar functionality.
4. NCP3525 – Offers similar PWM control features.
These alternatives share similar functionalities for PWM control in power supply circuits. Always verify specific requirements and pin configuration before substituting.
Features
1. Voltage Regulation: Offers precise voltage regulation, suitable for switch-mode power supplies.
2. PWM Control: Features pulse-width modulation for efficient power management.
3. Adjustable Frequency: The operating frequency can be set using external resistors and capacitors.
4. Soft-Start Capability: Integrates a soft-start function to gradually ramp up the output voltage, minimizing inrush current.
5. Shutdown Options: Includes capability for shutdown via an external signal, enhancing safety and control.
6. Under-Voltage Lockout: Protects the device during under-voltage conditions.
7. Output Drivers: Offers totem-pole output drivers capable of sourcing/sinking current, suitable for driving power MOSFETs and bipolar transistors.
8. Synchronization: Can be synchronized with an external clock for multiple controller configurations.
9. Error Amplifier: Comes with a built-in error amplifier for feedback control.
These features make the SG3525AP013TR suitable for applications in power converters, inverters, and motor control systems.
Pinout
1. Pin 1 (INV): Inverting input of the error amplifier.
2. Pin 2 (NI): Non-inverting input of the error amplifier.
3. Pin 3 (OSC OUT): Oscillator output.
4. Pin 4 (RT): Timing resistor.
5. Pin 5 (CT): Timing capacitor.
6. Pin 6 (SYNC): Synchronization pin for external clock.
7. Pin 7 (DISCHARGE): Discharge pin for timing capacitor.
8. Pin 8 (SOFT START): Soft-start control.
9. Pin 9 (COMP): Compensation for error amplifier.
10. Pin 10 (SHUTDOWN): Shutdown control.
11. Pin 11 (GND): Ground.
12. Pin 12 (OUTPUT A): PWM output A.
13. Pin 13 (OUTPUT B): PWM output B.
14. Pin 14 (VC): Supply voltage for output stages.
15. Pin 15 (VCC): Supply voltage.
16. Pin 16 (REF OUT): Reference voltage output.
This configuration aids in generating precise PWM signals for controlling power electronic devices.
Manufacturer
Application
1. Switch Mode Power Supplies (SMPS): It regulates output voltage efficiently in power supply systems.
2. DC-DC Converters: Used for voltage conversion and regulation in battery-powered devices.
3. Inverters: Facilitates DC to AC conversion in renewable energy systems.
4. Motor Control: Provides precise speed and torque control in motor drive applications.
5. Battery Chargers: Manages charging cycles in smart battery management systems.
Its versatility and efficiency make it suitable for industrial, automotive, and consumer electronics applications.