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MAX1800EHJ/ from MAXIM,MAXIM - Dallas Semiconductor

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MAX1800EHJ/

Manufacturer: MAXIM

Digital Camera Step-Up Power Supply

Partnumber Manufacturer Quantity Availability
MAX1800EHJ/,MAX1800EHJ MAXIM 440 In Stock

Description and Introduction

Digital Camera Step-Up Power Supply The MAX1800EHJ is a DC-DC converter manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX1800EHJ  
- **Type:** Step-Up (Boost) DC-DC Converter  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage Range:** Adjustable (up to 28V)  
- **Output Current:** Up to 300mA  
- **Switching Frequency:** 500kHz (typical)  
- **Efficiency:** Up to 90%  
- **Package:** 32-pin TQFN-EP (5x5mm)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MAX1800EHJ is a high-efficiency, step-up DC-DC converter designed for low-input-voltage applications. It integrates a power switch and supports a wide input voltage range, making it suitable for battery-powered systems. The device provides a regulated output voltage with high efficiency and low quiescent current.  

### **Features:**  
- **Low-Voltage Operation:** Starts up with input voltages as low as 0.7V.  
- **Adjustable Output Voltage:** Configurable via external resistors.  
- **Internal Power Switch:** Eliminates the need for an external MOSFET.  
- **Low Quiescent Current:** 25µA (typical) in shutdown mode.  
- **Overcurrent Protection:** Prevents damage during fault conditions.  
- **Thermal Shutdown:** Protects the device from overheating.  
- **Small Footprint:** Compact 32-pin TQFN package for space-constrained applications.  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Digital Camera Step-Up Power Supply

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