Cross Reference
2SD1781Q
Cross references are selection aids. Confirm pinout, electrical limits and qualification before substitution.
Product overview
- BI Part Number
- BITQ1781
- Product group
- Bipolar Transistors
- Product family
- NPN Transistors
- Function
- NPN Transistors
- Package
- SOT-23
- Entry type
- Model
Electrical parameters
| Parameter | Value |
|---|---|
| Power dissipation (W) | 0.2 |
| Collector current (A) | 0.8 |
| VCBO (V) | 40 |
| VCEO (V) | 32 |
| VEBO (V) | 5 |
| DC current gain | 120~270 |
| Transition frequency (MHz) | 100 |
Values are transcribed from the selection handbook. Separate listings preserve differing records for the same model. “—” indicates an unlisted value. Use the device documentation for design limits and test conditions.