Images are for reference only
UC2525ADWTR
+BOMIC REG CTRLR MULT TOP 16SOIC
-
ManufacturerTexas Instruments
-
Mfr. Part #UC2525ADWTR
-
Datasheet UC2525ADWTR DataSheet
-
In Stock6494
365 Days Quality Guarantee
7*24 hours service quarantee
90-day after-sales guarantee
Genuine Product Guarantee
Specifications
| Attribute | Value |
| PartStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Up, Step-Up/Step-Down |
| OutputConfiguration | Positive |
| Topology | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, 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, Frequency Control, Soft Start |
| OperatingTemperature | -25°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.295", 7.50mm Width) |
| SupplierDevicePackage | 16-SOIC |
| BaseProductNumber | UC2525 |
Overview
Description
Key features include an adjustable frequency range, soft-start capability to prevent inrush current, and a built-in dead time control to enhance efficiency. The device operates within a wide input voltage range, making it suitable for various applications, including telecommunications, automotive, and industrial power supplies.
The UC2525ADWTR also includes protection features like overcurrent and thermal shutdown, ensuring reliable operation. Its compact size and ease of integration into existing designs make it a popular choice among engineers seeking an efficient and robust PWM solution.
In summary, the UC2525ADWTR is ideal for applications requiring precise voltage regulation and efficient power management.
Equivalent
Features
1. Dual Output: It provides two outputs for driving power MOSFETs in push-pull configurations.
2. Voltage Regulation: The device supports both voltage mode and current mode control.
3. Built-in Error Amplifier: This allows for easy feedback and control in power supply circuits.
4. Adjustable Dead Time: It includes provisions for dead time adjustment to enhance efficiency.
5. Wide Supply Voltage Range: Operates typically from 10V to 30V, accommodating various applications.
6. Temperature Compensated Reference Voltage: Offers stable performance with an internal reference voltage of 5V.
7. Soft Start Capability: Reduces inrush current during power-up, improving system reliability.
8. Overcurrent Protection: Integrated features to safeguard against overcurrent conditions.
9. Frequency Operation: Capable of operating at frequencies up to 100 kHz, which is suitable for compact high-frequency power supplies.
These features make the UC2525ADWTR suitable for a variety of power management applications.
Pinout
Pin Functions:
1. VCC - Power supply for the controller.
2. VREF - Reference voltage output.
3. RAMP - Input for the ramp signal.
4. CT - Timing capacitor connection.
5. COMP - Compensation network input.
6. ISENSE - Current sensing input.
7. RT - Timing resistor connection.
8. SD - Shutdown pin (active low).
9. OUT - PWM output to control the power switch.
10. GND - Ground connection.
11. FB - Feedback pin for error amplifier.
12. SYNC - Synchronization input.
13. DISCH - Discharge pin for timing capacitor.
14. OSC - Oscillator output.
15. PWM - Modulation control input.
These pins enable functionalities such as voltage regulation, oscillator control, and PWM signal generation for various applications in power management.
Manufacturer
Texas Instruments is well-known for its innovation in the field of analog technology and is a significant player in the development of power management, signal processing, and microcontroller solutions. The UC2525 series, specifically, is a well-regarded PWM (Pulse Width Modulation) controller used in power supply applications, offering features that facilitate efficient control of electrical power through various circuit designs. TI's commitment to research and development ensures that it remains at the forefront of technology advancements in the semiconductor industry.
Application
1. DC-DC Converters: Used in buck, boost, and flyback converters for efficient power regulation.
2. Switching Power Supplies: Employed in both isolated and non-isolated configurations to enhance efficiency.
3. Motor Drives: Utilized in driving DC and brushless motors by controlling voltage and current.
4. Battery Chargers: Implemented in smart charging solutions for batteries, ensuring optimal charge management.
5. Industrial Equipment: Applied in various industrial automation systems for power control and regulation.
Overall, it enhances efficiency and stability in power management systems.