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SG3524DR
+BOMIC REG CTRLR MULT TOP 16SOIC
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ManufacturerTexas Instruments
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Mfr. Part #SG3524DR
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Package SOIC (D)-16
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In Stock7385
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Up, Step-Down, Step-Up/Step-Down |
| OutputConfiguration | Positive, Isolation Capable |
| Topology | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull |
| NumberofOutputs | 2 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 8V ~ 40V |
| Frequency-Switching | 450kHz |
| DutyCycle(Max) | 45% |
| SynchronousRectifier | No |
| ClockSync | No |
| ControlFeatures | Current Limit, Frequency Control |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.154, 3.90mm Width) |
Overview
Description
Key features include dual error amplifiers, an adjustable oscillator, a 5V reference voltage, and built-in protection circuitry. These features allow it to efficiently manage power conversion processes and maintain stable output voltages under varying load conditions.
The SG3524DR supports both voltage and current mode control, making it suitable for various applications including inverters, DC-DC converters, and motor speed controllers. Its design facilitates smooth PWM output, which is essential for reducing electromagnetic interference and improving overall system performance.
Overall, the SG3524DR is valued in power electronics for its reliability, ease of use, and ability to enhance the performance and efficiency of power supply systems.
Equivalent
Features
1. PWM Control: Offers precise PWM regulation to drive high-efficiency switching power supplies.
2. Voltage Reference: Equipped with an internal precision 5V reference to ensure stable operation.
3. Oscillator: Includes a built-in oscillator with adjustable frequency, enhancing design flexibility.
4. Error Amplifier: Features an internal error amplifier for voltage feedback and control.
5. Shutdown Capability: Includes a shutdown feature for immediate power-down in overcurrent conditions.
6. Output Drivers: Provides dual totem pole outputs for push-pull configurations, each capable of sourcing/sinking current.
7. Synchronization: Allows for synchronization with external signals for coordinated operations.
8. Protection Features: Offers overcurrent protection and soft-start capabilities to safeguard circuits.
9. Wide Supply Range: Operates from a wide input voltage range, typically from 8V to 40V.
10. Temperature Range: Designed to operate in a broad temperature range, suitable for various environments.
These features make the SG3524DR a reliable choice for designing efficient and robust power supply systems.
Pinout
1. Compensation - Error amplifier output for compensation.
2. VC - Voltage Control input for the oscillator.
3. RT - Timing resistor connection for setting the oscillator frequency.
4. CT - Timing capacitor connection for setting the oscillator frequency.
5. Shutdown - Used to disable the output stage.
6. IN+ - Non-inverting input of the error amplifier.
7. IN- - Inverting input of the error amplifier.
8. OSC Out - Oscillator output.
9. GND - Ground.
10. E2 - Emitter of the second output transistor.
11. C2 - Collector of the second output transistor.
12. VCC - Supply voltage input.
13. C1 - Collector of the first output transistor.
14. E1 - Emitter of the first output transistor.
15. Ref Out - Reference output, typically 5.1V.
16. Compensation - For frequency compensation of the error amplifier.
This IC is used in various applications such as DC-DC converters, inverters, and other power management systems.
Manufacturer
Application
1. Switched-Mode Power Supplies (SMPS): It is used in designing efficient power converters, such as AC/DC and DC/DC converters.
2. Inverters: Utilized in inverter circuits for converting DC to AC power.
3. Battery Chargers: Employed in battery charging systems due to its precise control over power delivery.
4. Motor Control: Used in controlling the speed and torque of DC motors.
5. Voltage Regulators: Helps in designing regulated power supply circuits with stable output voltage.
Its flexibility in controlling power electronics makes it suitable for various industrial, automotive, and consumer electronics applications.