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MAX203CWP from MAXIM,MAXIM - Dallas Semiconductor

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MAX203CWP

Manufacturer: MAXIM, MAX

+5V RS-232 Transceivers with 0.1uF External Capacitors

Partnumber Manufacturer Quantity Availability
MAX203CWP MAXIM, MAX 124 In Stock

Description and Introduction

+5V RS-232 Transceivers with 0.1uF External Capacitors The MAX203CWP is a high-performance, low-dropout linear regulator manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **Manufacturer:**  
Maxim Integrated (now part of Analog Devices)

### **Specifications:**  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V  
- **Output Current:** Up to 500mA  
- **Dropout Voltage:** 120mV (typical) at 100mA load  
- **Input Voltage Range:** 2.5V to 6.5V  
- **Quiescent Current:** 60µA (typical)  
- **Load Regulation:** 0.05%/mA (typical)  
- **Line Regulation:** 0.01%/V (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin Wide SOIC (WSOIC)  

### **Descriptions:**  
The MAX203CWP is a low-dropout (LDO) linear regulator designed for applications requiring high efficiency and low noise. It features an adjustable output voltage, low quiescent current, and excellent line/load regulation. The device is suitable for battery-powered systems, portable electronics, and noise-sensitive applications.

### **Features:**  
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Low Quiescent Current:** Extends battery life in portable devices.  
- **Thermal Overload Protection:** Prevents damage due to excessive heat.  
- **Short-Circuit Protection:** Safeguards the regulator under fault conditions.  
- **Stable with Low-ESR Capacitors:** Works with ceramic capacitors for compact designs.  
- **Wide Input Voltage Range:** Supports various power sources.  

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

Application Scenarios & Design Considerations

+5V RS-232 Transceivers with 0.1uF External Capacitors

Alternative Part Number

  • ICL3221ECAZ --: Pin-compatible RS-232 transceiver in a 20-pin SOIC/SSOP package with similar driver/receiver count and charge-pump design, widely used as a MAX203 drop-in substitute.
  • SP3223ECA --: Dual RS-232 driver/receiver with on-chip charge pump, functionally equivalent to the MAX203 and available in matching surface-mount packages.
  • ADM3202ARNZ --: Low-power RS-232 transceiver offering comparable driver/receiver functionality and supply requirements, suitable as an alternative with minor pinout verification.
  • ICL3221CAZ --: Pin-compatible RS-232 transceiver in a 20-pin SOIC/PDIP-class package with comparable driver/receiver count and supply range; widely available drop-in style replacement.
  • ICL3221ECPZ --: Pin-compatible RS-232 transceiver in a 20-pin DIP package with similar +/-5V charge-pump operation, widely used as a MAX203 replacement.
  • SP3223ECP --: Dual RS-232 driver/receiver in 20-pin DIP with comparable supply and data-rate specs, a common drop-in substitute for MAX203.
  • ST232CP --: 5V RS-232 transceiver in 16/20-pin DIP offering similar driver/receiver functionality and a lower-cost alternative for MAX203 applications.

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