Overview
The UC3825BDW is a high-speed current-mode PWM controller produced by Unitrode, now part of Texas Instruments. This component is designed for precision control in power supply applications, offering robust performance and flexibility. It is widely used in industrial, automotive, and consumer electronics due to its high efficiency and reliability. The UC3825BDW is particularly suited for applications requiring precise voltage regulation and fast transient response.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Function | Current-Mode PWM Controller | - | - |
| Manufacturer | Texas Instruments | - | - |
| Switching Frequency | 27 | kHz | - |
| Supply Voltage | 6 to 15 | V | - |
| Supply Current | 1.5 | mA | - |
| Outputs | 1 | - | - |
| Maximum Operating Temperature | +105 | °C | - |
| Package | TSSOP-14 | - | - |
Key Features
- High-speed current-mode PWM control for precise regulation.
- Wide supply voltage range (6V to 15V) for versatile applications.
- Low supply current (1.5 mA) ensures energy efficiency.
- Robust performance with a maximum operating temperature of +105°C.
- Compact TSSOP-14 package for space-constrained designs.
Applications
The UC3825BDW is ideal for a variety of power supply applications, including DC-DC converters, inverters, and battery chargers. Its high-speed PWM control makes it suitable for industrial automation, automotive electronics, and consumer electronics where precise voltage regulation and fast transient response are critical. Additionally, its compact package and wide supply voltage range make it a versatile choice for portable and embedded systems.
Q & A
1. What is the primary function of the UC3825BDW?
The UC3825BDW is a high-speed current-mode PWM controller designed for precision voltage regulation in power supply applications.
2. What is the supply voltage range for the UC3825BDW?
The supply voltage range is 6V to 15V.
3. What is the maximum operating temperature of the UC3825BDW?
The maximum operating temperature is +105°C.
4. What package does the UC3825BDW come in?
It comes in a TSSOP-14 package.
5. What is the switching frequency of the UC3825BDW?
The switching frequency is 27 kHz.
6. What are the typical applications of the UC3825BDW?
Typical applications include DC-DC converters, inverters, battery chargers, industrial automation, automotive electronics, and consumer electronics.
7. What is the supply current of the UC3825BDW?
The supply current is 1.5 mA.
8. Is the UC3825BDW suitable for portable devices?
Yes, its compact package and wide supply voltage range make it suitable for portable and embedded systems.
9. What is the output configuration of the UC3825BDW?
It has a single output configuration.
10. Who is the manufacturer of the UC3825BDW?
The UC3825BDW is manufactured by Texas Instruments, originally developed by Unitrode.
