L6221AS vs L6221AD

Product Attributes

Part Number L6221AS L6221AD
Manufacturer STMicroelectronics STMicroelectronics
Category Transistors - Bipolar (BJT) - Arrays Transistors - Bipolar (BJT) - Arrays
L6221AS L6221AD
Product Status Obsolete Obsolete
Transistor Type 4 NPN Darlington (Quad) 4 NPN Darlington (Quad)
Current - Collector (Ic) (Max) 1.8A 1.8A
Voltage - Collector Emitter Breakdown (Max) 50V 50V
Vce Saturation (Max) @ Ib, Ic 1.6V @ 1.8A 1.6V @ 1.8A
Current - Collector Cutoff (Max) - -
DC Current Gain (hFE) (Min) @ Ic, Vce - -
Power - Max 1W 1W
Frequency - Transition - -
Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ)
Mounting Type Through Hole Surface Mount
Package / Case - 20-SOIC (0.295", 7.50mm Width)
Supplier Device Package 16-PowerDIP 20-SO