Images are for reference only
UC2833DW
+BOMPRECISION LOW DROPOUT LINEAR CON
-
ManufacturerUnitrode
-
Mfr. Part #UC2833DW
-
Datasheet UC2833DW DataSheet
-
Package SOIC-16
-
In Stock3564
365 Days Quality Guarantee
7*24 hours service quarantee
90-day after-sales guarantee
Genuine Product Guarantee
Specifications
| Attribute | Value |
| Package / Case | Bulk |
| Part Status | Active |
Overview
Description
Key features of the UC2833DW include a wide input voltage range, high-frequency operation, and a low start-up current, which make it suitable for energy-efficient designs. It also offers features like current-mode control, programmable oscillator frequency, and under-voltage lockout, enhancing its adaptability and protection in demanding environments.
The "DW" in the part number refers to the device's SOIC-16 (Small Outline Integrated Circuit) package, which is a surface-mount option that aids in minimizing the circuit board footprint. This compact packaging, along with its advanced control features, makes the UC2833DW a popular choice among engineers for designing compact and efficient power systems.
Equivalent
Features
1. Wide Input Voltage Range: It supports a broad input voltage range, making it versatile for various power supply designs.
2. High-Frequency Operation: The controller is capable of high-frequency operation, enabling the design of compact and efficient power supplies.
3. Current Mode Control: It utilizes current mode control, which improves transient response and simplifies loop compensation.
4. Low Start-Up Current: The device features low start-up current, enhancing efficiency and reducing power loss during start-up.
5. Precision Reference Voltage: A precise reference voltage ensures accurate output voltage regulation.
6. Shutdown Capability: It includes a shutdown feature for power-saving and protection purposes.
7. Overcurrent Protection: Built-in overcurrent protection safeguards against excessive current, enhancing device reliability.
8. Under-Voltage Lockout: The under-voltage lockout feature ensures operation only within safe voltage levels.
9. Compact Package: It is available in a surface-mount package, providing space-saving benefits for modern PCB designs.
These features make the UC2833DW suitable for efficient and robust power management solutions.
Pinout
1. Oscillator: Sets the switching frequency.
2. Error Amplifier: Compares the feedback voltage to a reference and adjusts the duty cycle accordingly.
3. Current Sense Comparator: Limits the maximum current by adjusting the duty cycle.
4. Output Stage: Drives the gate of an external switching transistor.
5. Undervoltage Lockout: Ensures the controller doesn't operate below a certain input voltage.
6. Soft Start: Gradually increases the output to prevent inrush current.
Each pin's specific function typically includes power supply, ground, oscillator, feedback, current sense, and control inputs, among others. For precise pin functions and electrical specifications, refer to the manufacturer’s datasheet.