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MAX1778EUG+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX1778EUG+

Manufacturer: MAXIM, MAX

Quad-Output TFT LCD DC-DC Converters with Buffer

Partnumber Manufacturer Quantity Availability
MAX1778EUG+ MAXIM, MAX 137 In Stock

Description and Introduction

Quad-Output TFT LCD DC-DC Converters with Buffer The **MAX1778EUG+** is a DC-DC converter from **MAXIM Integrated (now part of Analog Devices)**. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** MAXIM Integrated  
- **Category:** DC-DC Switching Regulator  
- **Output Type:** Adjustable  
- **Topology:** Step-Up (Boost)  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage Range:** 2V to 5.5V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 500kHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 24-TSSOP  

### **Descriptions:**
- The **MAX1778EUG+** is a high-efficiency, step-up DC-DC converter optimized for low-input-voltage applications.  
- It is designed to provide a regulated output voltage from very low input sources, such as single-cell or dual-cell batteries.  
- The device integrates a power MOSFET, reducing external component count.  

### **Features:**
- **Ultra-Low Input Voltage Operation** (down to 0.7V)  
- **High Output Current Capability** (up to 1A)  
- **Internal Power MOSFET** for compact design  
- **Adjustable Output Voltage** (2V to 5.5V)  
- **High Efficiency** (up to 95%)  
- **500kHz Switching Frequency** for small external components  
- **Thermal Shutdown Protection**  
- **Undervoltage Lockout (UVLO)**  

This information is sourced from the manufacturer's datasheet. No additional guidance or suggestions are provided.

Application Scenarios & Design Considerations

Quad-Output TFT LCD DC-DC Converters with Buffer

Alternative Part Number

  • TPS61170DRVR --: Integrated boost converter with similar input/output voltage range and current capability, pin-compatible footprint in small package, widely available alternative to the MAX1778 boost regulator.
  • LT3580EMS8E#PBF --: Boost/inverting DC-DC converter with comparable switching frequency and current rating, suitable drop-in functional replacement for the MAX1778 in many boost applications.
  • AP3012KTR-G1 --: Low-cost boost converter with similar voltage and current specifications, good second-source option when the MAX1778 is unavailable.
  • LT1945EMS --: Dual-output step-up/step-down converter with comparable topology and voltage capability, offering an alternative power management solution.
  • MC34063ADR2G --: Versatile general-purpose switching regulator IC that can be configured for boost and inverting outputs, widely available and cost-effective.

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