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The DDTA115GCA-7-F is a PNP pre-biased small signal surface mount transistor from Diodes Incorporated, housed in an SOT-23 package. It features a built-in biasing resistor (R2) with a nominal value of 100 kΩ. Key electrical ratings include a collector-emitter voltage (VCEO) of -50 V, a continuous collector current (IC) of -100 mA, and power dissipation (PD) of 200 mW at 25°C. The device operates within a temperature range of -55°C to +150°C, exhibits a DC current gain (hFE) of 82, and has a transition frequency (fT) of 250 MHz.
Verify the specific ordering suffix against official documentation to confirm packaging details. The standard tape and reel quantity is 3000 units per reel. Ensure compliance with RoHS directives and check for green molding compound status based on date codes if required by environmental specifications.
Select this component when a PNP digital transistor with a 100 kΩ internal resistor is needed. Compare hFE and VCE(sat) requirements against load conditions. Verify thermal resistance limits for PCB layout constraints. Consider complementary NPN types like DDTC115GCA if push-pull configurations are required.
This part belongs to the DDTA (R2-ONLY SERIES) CA family from Diodes Incorporated. It is designed as a replacement for discrete resistor-transistor networks, reducing board space and assembly costs. The series includes variants with different resistor values such as DDTA114GCA (10 kΩ), DDTA124GCA (22 kΩ), and DDTA144GCA (47 kΩ).
Direct substitutes within the same family include DDTA114GCA-7-F, DDTA124GCA-7-F, and DDTA144GCA-7-F, which share identical electrical characteristics but differ in internal resistor values.