This document describes the features and characteristics of the DDTA series PNP pre-biased small signal SOT-23 surface mount transistor, including the appearance, structure, and electrical parameters.
This document is a technical datasheet for the DDTA (R1 = R2 Series) CA, which are epitaxial planar die construction PNP pre-biased small signal transistors. The devices feature built-in biasing resistors where R1 equals R2 and are available in SOT-23 molded plastic packages with UL Flammability Rating 94V-0.
The datasheet provides mechanical data, maximum ratings, electrical characteristics for various part numbers (DDTA123ECA through DDTA115ECA), ordering information, marking details, and typical performance curves including derating and current gain versus temperature.
| Package Type | SOT-23, Molded Plastic |
|---|---|
| Flammability Rating | UL 94V-0 |
| Moisture Sensitivity Level | Level 1 |
| Supply Voltage (Vec) | -50 V |
| Power Dissipation (Pa) | 200 mW |
| Operating Temperature Range | -55 to +150 °C |
| Gain-Bandwidth Product (fT) | 250 MHz |
The device has a Moisture sensitivity of Level 1 per J-STD-020A.
The maximum power dissipation (Pa) for this series is 200 mW.