7CH DARLINGTON SINK DRIVER The ULN2003AFW is a high-voltage, high-current Darlington transistor array manufactured by Texas Instruments. Here are its specifications, descriptions, and features:
### **Specifications:**
- **Configuration:** 7-channel Darlington transistor array
- **Output Current (per channel):** 500 mA (max)
- **Output Voltage (max):** 50 V
- **Input Voltage (max):** 30 V
- **Input Compatibility:** TTL, CMOS, PMOS
- **Package Type:** SOIC-16 (Wide)
- **Operating Temperature Range:** -20°C to +85°C
- **On-State Output Voltage (saturation):** 1.1 V (typ) at 200 mA
### **Descriptions:**
- The ULN2003AFW consists of seven NPN Darlington pairs with high-voltage and high-current capability.
- Each channel includes suppression diodes for inductive load switching.
- Designed for interfacing between low-level logic circuits and high-power loads.
### **Features:**
- **High-Voltage Outputs:** Up to 50 V
- **High-Current Drive:** 500 mA per channel (600 mA peak)
- **Integrated Suppression Diodes:** For inductive load protection
- **Wide Input Voltage Compatibility:** Works with TTL, 5V CMOS, and PMOS logic
- **Cascadable for Higher Current:** Multiple devices can be connected in parallel
- **SOIC-16 Package:** Compact surface-mount design
The ULN2003AFW is commonly used in applications such as relay drivers, motor controllers, LED displays, and other high-power switching circuits.
