MAX156BCWI+

High-Speed, 8-Channel, 8-Bit ADC with Simultaneous Track/Holds and Reference The MAX156BCWI+ is a high-efficiency, step-up DC-DC converter manufactured by **MAXIM** (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage:** Adjustable (up to 5.5V)  
- **Output Current:** Up to 300mA  
- **Switching Frequency:** 500kHz  
- **Efficiency:** Up to 94%  
- **Package:** 28-pin SOIC (Wide)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MAX156BCWI+ is designed for low-input-voltage applications, such as single-cell or dual-cell battery-powered devices. It integrates a synchronous rectifier for improved efficiency and includes a power-saving shutdown mode.  

### **Features:**  
- **Low Start-Up Voltage:** Operates down to 0.7V  
- **Adjustable Output Voltage**  
- **Internal Synchronous Rectifier**  
- **Low Quiescent Current (30µA typical)**  
- **Soft-Start Function**  
- **Thermal Shutdown Protection**  
- **Overcurrent Protection**  

This device is commonly used in portable electronics, energy harvesting, and low-power applications.

High-Speed, 8-Channel, 8-Bit ADC with Simultaneous Track/Holds and Reference