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MAX8834YEWP+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX8834YEWP+T

Manufacturer: MAXIM

Adaptive Step-Up Converters with 1.5A Flash Driver

Partnumber Manufacturer Quantity Availability
MAX8834YEWP+T,MAX8834YEWPT MAXIM 208 In Stock

Description and Introduction

Adaptive Step-Up Converters with 1.5A Flash Driver The **MAX8834YEWP+T** is a power management IC manufactured by **Maxim Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual data:

### **Specifications:**
- **Manufacturer:** Maxim Integrated (Analog Devices)  
- **Package:** 20-WLP (2.03x1.63mm)  
- **Operating Voltage Range:** 2.5V to 5.5V  
- **Output Current:** Up to **150mA** per channel  
- **Number of Outputs:** **4** independently programmable LED drivers  
- **Interface:** **I²C-Compatible** (2-wire serial interface)  
- **Dimming Control:** **PWM and Analog Dimming**  
- **Efficiency:** Up to **90%**  
- **Operating Temperature Range:** **-40°C to +85°C**  

### **Descriptions:**  
The **MAX8834YEWP+T** is a **4-channel white LED driver** designed for backlighting applications in portable devices. It features **high efficiency**, **low noise operation**, and **programmable current sinks** for precise brightness control. The device supports both **PWM and analog dimming** for flexible display brightness adjustment.  

### **Features:**  
- **Four Independent LED Drivers** (up to 150mA each)  
- **I²C-Compatible Interface** for digital brightness control  
- **PWM Dimming** (up to 25kHz)  
- **Analog Dimming** (via I²C)  
- **Low Dropout Voltage** for extended battery life  
- **Thermal Shutdown Protection**  
- **Open/Short LED Fault Detection**  
- **Ultra-Small 20-WLP Package** (suitable for space-constrained designs)  

This IC is commonly used in **smartphones, tablets, and portable LCD displays** requiring efficient LED backlighting.  

(Data sourced from official Maxim Integrated/Analog Devices documentation.)

Application Scenarios & Design Considerations

Adaptive Step-Up Converters with 1.5A Flash Driver

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