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ULN2804A/

HIGH-VOLTAGE/ HIGH-CURRENT DARLINGTON ARRAYS

Partnumber Manufacturer Quantity Availability
ULN2804A/,ULN2804A 280 In Stock

Description and Introduction

HIGH-VOLTAGE/ HIGH-CURRENT DARLINGTON ARRAYS The ULN2804A is a high-voltage, high-current Darlington transistor array manufactured by Texas Instruments.  

### **Specifications:**  
- **Configuration:** 8-channel Darlington transistor array  
- **Output Voltage:** 50V (max)  
- **Output Current:** 500mA per channel (max)  
- **Input Voltage:** 5V TTL/CMOS compatible  
- **Input Current:** 25μA (max)  
- **Power Dissipation:** 2.25W (max)  
- **Package Type:** PDIP, SOIC, SOP  
- **Operating Temperature Range:** -20°C to +85°C  

### **Descriptions:**  
- The ULN2804A is designed for interfacing between low-level logic circuits and high-power loads.  
- Each channel consists of a Darlington pair with a common emitter and integrated suppression diodes for inductive loads.  
- Suitable for driving relays, lamps, stepper motors, and other high-current or high-voltage devices.  

### **Features:**  
- **High-Voltage Outputs** (up to 50V)  
- **High-Current Drivers** (500mA per channel)  
- **Integrated Clamp Diodes** for inductive load protection  
- **Compatible with TTL, DTL, PMOS, and CMOS logic**  
- **Input Pins Matched to Standard Logic Families**  
- **Wide Operating Temperature Range**  

This device is commonly used in industrial control, automotive, and consumer electronics applications.

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