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MAX1587AETL+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX1587AETL+

Manufacturer: MAXIM

High-Efficiency, Low-IQ PMICs with Dynamic Core for PDAs and Smartphones

Partnumber Manufacturer Quantity Availability
MAX1587AETL+ MAXIM 400 In Stock

Description and Introduction

High-Efficiency, Low-IQ PMICs with Dynamic Core for PDAs and Smartphones The MAX1587AETL+ is a high-efficiency, step-up DC-DC converter manufactured by **MAXIM Integrated** (now part of Analog Devices).  

### **Key Specifications:**  
- **Input Voltage Range:** 0.7V to 5.5V  
- **Output Voltage Range:** Adjustable from 1.8V to 5.5V  
- **Output Current:** Up to 300mA (depending on input/output conditions)  
- **Switching Frequency:** 1MHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 40-Pin TQFN (6mm x 6mm)  

### **Descriptions & Features:**  
- Designed for **low-input voltage applications**, such as single-cell or dual-cell alkaline/NiMH batteries.  
- **Pulse-width modulation (PWM)** operation for high efficiency.  
- **Low quiescent current** (30µA typical) for improved battery life.  
- **Integrated synchronous rectifier** eliminates the need for an external diode.  
- **Soft-start** feature to limit inrush current.  
- **Undervoltage lockout (UVLO)** for protection.  
- **Thermal shutdown** to prevent overheating.  

This device is commonly used in **portable electronics, medical devices, and energy harvesting applications**.  

Would you like additional details on any specific parameter?

Application Scenarios & Design Considerations

High-Efficiency, Low-IQ PMICs with Dynamic Core for PDAs and Smartphones

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