High Speed PWM Controller The UC2825AQ is a high-speed PWM controller manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:
### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)
- **Part Number:** UC2825AQ
- **Type:** High-Speed PWM Controller
- **Topology:** Supports push-pull, forward, flyback, and full-bridge configurations
- **Operating Frequency:** Up to 1 MHz
- **Input Voltage Range:** 8V to 35V (VCC)
- **Output Drive Current:** ±2A (peak)
- **Duty Cycle Range:** 0% to 100% (adjustable)
- **Error Amplifier Bandwidth:** 10 MHz
- **Propagation Delay:** 50 ns (typical)
- **Operating Temperature Range:** -40°C to +125°C
- **Package:** 16-pin SOIC (D)
### **Descriptions:**
The UC2825AQ is a high-performance pulse-width modulation (PWM) controller designed for high-frequency power supply applications. It features fast response times, high output drive capability, and precise control for switching power supplies. The device is optimized for use in DC-DC converters, inverters, and other power management systems requiring high efficiency and reliability.
### **Features:**
- **High-Speed Operation:** Supports switching frequencies up to 1 MHz.
- **Precision Reference:** Internal 5.1V ±1% voltage reference.
- **Dual Outputs:** Provides two totem-pole outputs for driving power MOSFETs or IGBTs.
- **Programmable Dead-Time Control:** Adjustable dead time to prevent shoot-through in bridge configurations.
- **Soft-Start Capability:** Reduces inrush current during startup.
- **Undervoltage Lockout (UVLO):** Ensures proper operation within the specified voltage range.
- **Current-Limiting Protection:** Enhances system reliability.
- **Error Amplifier:** High-bandwidth amplifier for feedback loop control.
- **Synchronization Capability:** Allows synchronization with an external clock.
This information is based solely on the manufacturer's datasheet and technical documentation.
