IC Phoenix logo

Home ›  M  › M80 > MAX845ESA

MAX845ESA from

Fast Delivery, Competitive Price @IC-phoenix

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

MAX845ESA

Manufacturer: MAXIM

Isolated Transformer Driver for PCMCIA Applications

Partnumber Manufacturer Quantity Availability
MAX845ESA MAXIM 8034 In Stock

Description and Introduction

Isolated Transformer Driver for PCMCIA Applications The MAX845ESA is a small, isolated transformer driver manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on the available knowledge:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Package:** 8-SOIC (150mil)  
- **Type:** Isolated Transformer Driver  
- **Supply Voltage:** 4.5V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Output Frequency:** Adjustable (typically 100kHz to 500kHz)  
- **Output Current:** Up to 100mA  
- **Efficiency:** High efficiency for isolated power supply applications  
- **Isolation Voltage:** Supports galvanic isolation (exact rating depends on transformer used)  

### **Descriptions:**  
The MAX845ESA is designed to drive small, low-cost transformers in isolated power supply applications. It is commonly used in industrial, medical, and telecom systems where galvanic isolation is required. The device operates from a single +5V supply and generates a high-frequency square wave to drive the primary side of a transformer, enabling isolated power transfer to secondary circuits.  

### **Features:**  
- Single +5V supply operation  
- Adjustable switching frequency (100kHz to 500kHz)  
- Low power consumption  
- Compact SOIC-8 package  
- High efficiency for isolated DC-DC conversion  
- Suitable for low-power isolated supplies  
- No external oscillator required  

This information is strictly factual and based on the manufacturer's datasheet and product documentation.

Application Scenarios & Design Considerations

Isolated Transformer Driver for PCMCIA Applications

Alternative Part Number

  • LT1073CS8 --: Pin-compatible low-power DC-DC converter in SO-8 with similar input range and switching topology, widely used as a drop-in substitute for MAX845-type isolated supplies.
  • MC34063AD --: Versatile general-purpose switching regulator in SO-8 that can be configured for the same isolated/flyback function, very common and low cost.
  • TPS61040DBVR --: Low-power boost converter in SOT-23-5 with comparable switching frequency and current capability, suitable when board space allows a smaller package alternative.
  • LT3495ES6 --: Low-power isolated flyback converter in a small package, functionally similar to the MAX845 for isolated power supply applications.
  • SN6501DBVR --: Transformer driver for isolated power supplies, a common drop-in functional alternative to the MAX845 in isolated interface designs.
  • ADuM5000ARWZ --: Isolated DC-DC converter module that provides isolated power, suitable as a system-level replacement where the MAX845 drives an isolation transformer.
  • MC34063ASO --: Widely available general-purpose DC-DC switching regulator in SOIC-8 that can implement boost/flyback topologies similar to the MAX845, with broad second-source availability.
  • TPS61040DBV --: Low-power boost converter in a small SOT-23 package offering similar switching regulator functionality for low-voltage step-up applications.

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