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ISL6721AB from INTERSIL

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ISL6721AB

Manufacturer: INTERSIL

Flexible Single Ended Current Mode PWM Controller

Partnumber Manufacturer Quantity Availability
ISL6721AB INTERSIL 2506 In Stock

Description and Introduction

Flexible Single Ended Current Mode PWM Controller The ISL6721AB is a PWM controller manufactured by Intersil (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on available data:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 15V  
- **Operating Frequency Range:** 50kHz to 1MHz (adjustable via external components)  
- **Duty Cycle Range:** Up to 90%  
- **Output Drive Current:** ±2A (peak)  
- **Switching Topology:** Supports forward, flyback, and push-pull configurations  
- **Protection Features:**  
  - Under-voltage lockout (UVLO)  
  - Over-current protection (OCP)  
  - Soft-start capability  
- **Package Options:** SOIC-8, PDIP-8  

### **Descriptions:**
The ISL6721AB is a high-performance, voltage-mode PWM controller designed for DC-DC power supply applications. It provides precise regulation and efficient power conversion in various topologies, including isolated and non-isolated designs. Its adjustable frequency and soft-start features enhance flexibility and reliability in power systems.

### **Features:**
- **Voltage-Mode Control:** Ensures stable operation with external compensation.  
- **Adjustable Frequency:** Allows optimization for efficiency and component size.  
- **High Output Drive:** Supports fast switching of power MOSFETs.  
- **Synchronization Capability:** Can sync to an external clock signal.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Low Quiescent Current:** Enhances efficiency in standby modes.  

For detailed application notes or additional technical information, refer to the official datasheet from Renesas Electronics (formerly Intersil).

Application Scenarios & Design Considerations

Flexible Single Ended Current Mode PWM Controller

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