High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator The LTC1628IG#PBF is a synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:
### **Specifications:**
- **Manufacturer:** LINEAR (Linear Technology)
- **Part Number:** LTC1628IG#PBF
- **Type:** Synchronous Step-Down Switching Regulator Controller
- **Input Voltage Range:** 4V to 36V
- **Output Voltage Range:** Adjustable down to 0.8V
- **Switching Frequency:** Up to 300kHz
- **Operating Temperature Range:** -40°C to +85°C
- **Package:** 28-Lead SSOP (Shrink Small Outline Package)
- **Duty Cycle:** Up to 100%
- **Current Limit:** Adjustable
- **Efficiency:** Up to 95%
- **Control Method:** Current Mode PWM
### **Descriptions:**
The LTC1628IG#PBF is a high-performance synchronous step-down DC/DC controller designed for high-efficiency power conversion. It drives external N-channel MOSFETs in a synchronous rectifier topology, minimizing power loss and improving efficiency. The device is suitable for a wide range of applications, including industrial, automotive, and telecommunications systems.
### **Features:**
- **Wide Input Voltage Range (4V to 36V):** Supports a broad range of power sources.
- **High Efficiency (Up to 95%):** Achieved through synchronous rectification.
- **Adjustable Output Voltage (Down to 0.8V):** Provides flexibility for various applications.
- **Current Mode Control:** Ensures fast transient response and stable operation.
- **Programmable Switching Frequency (Up to 300kHz):** Allows optimization for efficiency and component size.
- **100% Duty Cycle Capability:** Enables low dropout operation.
- **Adjustable Current Limit:** Protects against overload conditions.
- **Low Quiescent Current:** Enhances efficiency in light-load conditions.
- **Thermal Shutdown Protection:** Prevents damage from overheating.
- **SSOP-28 Package:** Compact and suitable for space-constrained designs.
This information is strictly based on the manufacturer's datasheet and technical documentation.
