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SG3525ADWR2G
+NomenclatureIC REG CTRLR PUSH-PULL 16SOIC
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FabricantSemi - conducteurs
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Pièce fabricant #SG3525ADWR2G
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Package SOIC-16
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En stock3691
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | 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, Frequency Control, Soft Start |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
Présentation
Description
Key specifications include a high output current capability for driving power MOSFETs or bipolar transistors, adjustable dead-time control for minimizing switching losses, and a wide input voltage range. The device is available in various package types, including SOIC and PDIP, making it versatile for different design needs. The SG3525ADWR2G is commonly employed in DC-DC converters, inverters, and other power supply circuits due to its reliability, ease of use, and robustness.
Equivalent
Features
1. Voltage Range: It operates within a wide supply voltage range of 8 V to 35 V, making it versatile for various applications.
2. PWM Control: It offers a fixed frequency PWM control with adjustable dead time, which enhances flexibility in design.
3. Output Capability: The device supports dual alternating outputs, with a totem-pole configuration capable of directly driving power MOSFETs and bipolar transistors.
4. Shutdown Feature: Includes an internal shutdown mechanism to disable outputs during overcurrent or fault conditions, enhancing safety.
5. Soft-Start Functionality: An adjustable soft-start function is available for controlled power-up of the system, preventing inrush currents.
6. Error Amplifier: Features a wide-bandwidth error amplifier for precise feedback regulation.
7. Frequency Stability: Provides good frequency stability with a temperature-compensated oscillator.
8. Synchronization: Capable of synchronization with an external clock, useful for multiple controller applications.
Overall, the SG3525ADWR2G is a robust and versatile choice for efficient and reliable power control.
Pinout
1. Pin 1: C_T - Timing Capacitor
2. Pin 2: R_T - Timing Resistor
3. Pin 3: C_SoftStart - Soft Start Capacitor
4. Pin 4: E/A Out - Error Amplifier Output
5. Pin 5: Inverting Input - Error Amplifier Inverting Input
6. Pin 6: Non-Inverting Input - Error Amplifier Non-Inverting Input
7. Pin 7: V_REF - Reference Voltage Output
8. Pin 8: Oscillator Ground
9. Pin 9: Ground
10. Pin 10: Emitter Output (A) - Output stage A
11. Pin 11: Collector Output (A) - Output stage A
12. Pin 12: Emitter Output (B) - Output stage B
13. Pin 13: Collector Output (B) - Output stage B
14. Pin 14: V_CC - Positive supply voltage
15. Pin 15: Shutdown - Shutdown input
16. Pin 16: Compensation
These pins are used for configuring the IC for various PWM control applications like voltage regulation, soft start, and overcurrent protection, ensuring efficient power supply management.