2A, 3MHz Micropower Synchronous Boost Converter The LTC3402EMS#PBF is a synchronous buck regulator 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:** LTC3402EMS#PBF
- **Type:** Synchronous Buck Regulator
- **Input Voltage Range:** 2.5V to 5.5V
- **Output Voltage Range:** Adjustable from 0.6V to VIN
- **Output Current:** Up to 600mA
- **Switching Frequency:** 1.5MHz (typical)
- **Efficiency:** Up to 95%
- **Operating Temperature Range:** -40°C to +85°C
- **Package:** MSOP-10
- **Topology:** Current Mode, PWM
- **Features:**
- Low dropout operation (100% duty cycle)
- No Schottky diode required
- Internal soft-start
- Short-circuit protection
- Thermal shutdown
- Low quiescent current (20µA in shutdown mode)
### **Descriptions:**
The LTC3402EMS#PBF is a high-efficiency, synchronous step-down DC/DC converter designed for portable applications. It operates from a single Li-Ion cell or other low-voltage sources, providing a regulated output with minimal external components. The device uses a constant-frequency, current-mode architecture for stable operation and fast transient response.
### **Features:**
- **High Efficiency:** Up to 95% efficiency due to synchronous rectification.
- **Low Dropout Operation:** Allows 100% duty cycle for extended battery life.
- **1.5MHz Switching Frequency:** Enables the use of small external components.
- **Internal Synchronous Rectifier:** Eliminates the need for an external Schottky diode.
- **Soft-Start:** Reduces inrush current during startup.
- **Short-Circuit & Thermal Protection:** Enhances reliability.
- **Low Quiescent Current:** 20µA in shutdown mode for power savings.
- **Compact MSOP-10 Package:** Suitable for space-constrained applications.
This information is based solely on the manufacturer's datasheet and technical documentation.
