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MAX8645YETI+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX8645YETI+T

Manufacturer: MAXIM

1x/1.5x/2x White LED Charge Pumps with Two LDOs in 4mm x 4mm TQFN

Partnumber Manufacturer Quantity Availability
MAX8645YETI+T MAXIM 2500 In Stock

Description and Introduction

1x/1.5x/2x White LED Charge Pumps with Two LDOs in 4mm x 4mm TQFN The MAX8645YETI+T is a power management IC (PMIC) manufactured by **Maxim Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Category:** Power Management IC (PMIC)  
- **Type:** Step-Down (Buck) DC-DC Converter  
- **Input Voltage Range:** 2.5V to 5.5V  
- **Output Voltage Range:** Adjustable (0.6V to VIN)  
- **Output Current:** Up to **600mA**  
- **Switching Frequency:** **1.5MHz** (fixed)  
- **Efficiency:** Up to **95%**  
- **Package:** **6-TDFN (2x2mm)**  
- **Operating Temperature Range:** **-40°C to +85°C**  

### **Descriptions:**  
The **MAX8645YETI+T** is a high-efficiency, synchronous step-down DC-DC converter designed for portable and battery-powered applications. It integrates low RDS(ON) switches to minimize power loss and supports a wide input voltage range, making it suitable for Li-ion battery-powered devices.  

### **Features:**  
- **High Efficiency (up to 95%)**  
- **Low Quiescent Current (20µA typical)**  
- **Forced-PWM and Skip Modes**  
- **Internal Soft-Start**  
- **Overcurrent and Thermal Protection**  
- **Tiny 6-TDFN Package (2x2mm)**  
- **Adjustable Output Voltage (0.6V to VIN)**  

This IC is commonly used in **smartphones, tablets, portable medical devices, and IoT applications** where space and power efficiency are critical.  

(Note: All details are based on the manufacturer's datasheet.)

Application Scenarios & Design Considerations

1x/1.5x/2x White LED Charge Pumps with Two LDOs in 4mm x 4mm TQFN

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