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ISL97645AIRZ-TK from INTERSIL

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ISL97645AIRZ-TK

Manufacturer: INTERSIL

Boost VON Slice VCOM

Partnumber Manufacturer Quantity Availability
ISL97645AIRZ-TK,ISL97645AIRZTK INTERSIL 443 In Stock

Description and Introduction

Boost VON Slice VCOM The ISL97645AIRZ-TK is a LED driver manufactured by INTERSIL (now part of Renesas Electronics). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** INTERSIL (Renesas Electronics)  
- **Part Number:** ISL97645AIRZ-TK  
- **Type:** LED Driver  
- **Topology:** Boost, SEPIC, or Flyback  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Up to 38V  
- **Output Current:** Adjustable up to 1.5A  
- **Switching Frequency:** Adjustable (300kHz to 2.2MHz)  
- **Efficiency:** Up to 95%  
- **Dimming Control:** Analog/PWM Dimming  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead QFN (4mm x 4mm)  

### **Descriptions:**
- The ISL97645AIRZ-TK is a high-efficiency, wide-input voltage LED driver designed for driving multiple LEDs in series.  
- It supports multiple topologies (boost, SEPIC, or flyback) for flexible design applications.  
- Features adjustable switching frequency for optimizing efficiency and reducing external component size.  
- Includes protection features such as over-voltage, over-current, and thermal shutdown.  

### **Features:**
- **Wide Input Voltage Range (4.5V–28V)**  
- **High Output Voltage (Up to 38V)**  
- **1.5A Internal MOSFET Switch**  
- **Analog and PWM Dimming Support**  
- **Adjustable Switching Frequency (300kHz–2.2MHz)**  
- **Integrated Soft-Start Function**  
- **Over-Voltage Protection (OVP)**  
- **Over-Current Protection (OCP)**  
- **Thermal Shutdown Protection**  
- **Compact QFN Package (4mm x 4mm)**  

This LED driver is commonly used in backlighting applications for LCD displays, automotive lighting, and industrial LED systems.

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