丝印代码：A2；Emitter common (dual digital transistors)

Features 1) Two DTA144E transistors in a EMT or UMT or SMT package. 2) Mounting cost and area can be cut in half.

丝印代码：A2；PNP -100mA -50V Complex Digital Transistors (Bias Resistor Built-in Transistors)

Features 1) Two DTA144E transistors in a EMT or UMT or SMT package. 2) Mounting cost and area can be cut in half.

丝印代码：A2；Built-In Biasing Resistors, R1 = R2 = 47kW.

Features 1) Two DTA144E transistors in a EMT or UMT or SMT package. 2) Mounting cost and area can be cut in half.

丝印代码：A2；Emitter common Dual digital transistors

Features 1) Two DTA144E transistors in a EMT or UMT or SMT package. 2) Mounting cost and area can be cut in half.

Complex Transistor(DTR+DTR)

在超小型封装中内藏2个晶体管。适用于从差动增幅回路到高频水晶振动器，起动器等各种用途。 •分圧型超小型复合三极管;

Built-In Biasing Resistors, R1 = R2 = 47kW.

Features 1) Two DTA144E transistors in a EMT or UMT or SMT package. 2) Mounting cost and area can be cut in half.