IC Phoenix logo

Home ›  M  › M32 > MAX1840EUB+

MAX1840EUB+ from MAXIM,MAXIM - Dallas Semiconductor

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

MAX1840EUB+

Manufacturer: MAXIM

Low-Voltage SIM/Smart-Card Level Translators in µMAX

Partnumber Manufacturer Quantity Availability
MAX1840EUB+,MAX1840EUB MAXIM 4505 In Stock

Description and Introduction

Low-Voltage SIM/Smart-Card Level Translators in µMAX The MAX1840EUB+ is a step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 2.6V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.8V to VIN  
- **Output Current:** Up to 600mA  
- **Switching Frequency:** 1MHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-pin µMAX (3mm x 5mm)  

### **Descriptions:**  
The MAX1840EUB+ is a high-efficiency, step-down DC-DC converter designed for low-voltage applications. It integrates synchronous rectification to minimize external components and improve efficiency. The device operates at a fixed 1MHz switching frequency, allowing for small external inductors and capacitors.  

### **Features:**  
- **Synchronous Rectification:** Improves efficiency and reduces power dissipation.  
- **Low Dropout Operation:** Allows the output to remain in regulation even when the input voltage approaches the output voltage.  
- **Pulse-Width Modulation (PWM) Mode:** Ensures low output ripple and high efficiency.  
- **Soft-Start Function:** Prevents inrush current during startup.  
- **Overcurrent and Thermal Protection:** Safeguards the device under fault conditions.  
- **Low Quiescent Current:** 40µA (typical) in shutdown mode.  

This information is sourced from the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Low-Voltage SIM/Smart-Card Level Translators in µMAX

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips