IC Phoenix logo

Home ›  M  › M29 > MAX1685EEE+

MAX1685EEE+ from MAXIM,MAXIM - Dallas Semiconductor

Fast Delivery, Competitive Price @IC-phoenix

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

MAX1685EEE+

Manufacturer: MAXIM, MAXIN, MAX

Low-Noise, 14V Input, 1A, PWM Step-Down Converters

Partnumber Manufacturer Quantity Availability
MAX1685EEE+ MAXIM, MAXIN, MAX 1141 In Stock

Description and Introduction

Low-Noise, 14V Input, 1A, PWM Step-Down Converters The **MAX1685EEE+** is a high-efficiency, 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 data:  

### **Specifications:**  
- **Input Voltage Range:** 4V to 28V  
- **Output Voltage Range:** Adjustable from 1.25V to 26V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 100kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-QSOP (Exposed Pad)  
- **Topology:** Buck (Step-Down) Converter  
- **Duty Cycle:** Up to 100%  
- **Protection Features:** Overcurrent and thermal shutdown  

### **Descriptions:**  
The **MAX1685EEE+** is a PWM step-down DC-DC converter designed for high-efficiency power conversion in applications requiring a wide input voltage range. It integrates a power MOSFET switch and features a fixed-frequency PWM control scheme for stable operation.  

### **Features:**  
- **Wide Input Voltage Range (4V to 28V)** – Suitable for automotive, industrial, and battery-powered applications.  
- **Adjustable Output Voltage (1.25V to 26V)** – Set via an external resistor divider.  
- **High Efficiency (Up to 95%)** – Minimizes power loss.  
- **100kHz Fixed Switching Frequency** – Reduces output ripple and simplifies filtering.  
- **Internal Power MOSFET** – Simplifies design and reduces external component count.  
- **Overcurrent and Thermal Protection** – Enhances reliability.  
- **Low Dropout Operation** – Supports 100% duty cycle for extended battery life.  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Low-Noise, 14V Input, 1A, PWM Step-Down Converters

Alternative Part Number

  • LM3671MF-ADJ --: Adjustable step-down DC-DC converter in a small package with comparable input voltage range and current capability, suitable as a functional substitute.
  • TPS62203DBVR --: High-efficiency synchronous buck converter with fixed 3.3V output and similar current rating, widely available and pin-compatible in function.
  • MP1584EN --: Adjustable step-down converter with wide input range and higher current capability, commonly used as a drop-in alternative for similar regulator applications.
  • TPS62130RGTR --: Step-down DC-DC converter with similar input voltage range and current capability, widely available and pin-compatible in function.
  • LTC3601EUD#PBF --: High-efficiency synchronous buck converter offering comparable switching frequency and output current, suitable drop-in functional replacement.
  • MP1584EN-LF-Z --: Compact step-down regulator with similar voltage and current ratings, cost-effective alternative for the same application.
  • TPS61020DRCR --: Boost converter with integrated switch in a similar power range, widely available and pin-compatible in function for many step-up designs.
  • LT1932ES6#TRPBF --: Compact boost LED/voltage converter offering comparable switching performance and a small package footprint.
  • AP3012KTR-G1 --: Low-cost boost converter with similar input voltage range and current capability, suitable as a functional drop-in alternative.

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