| Manufacturer | Part Number | Description |
|---|---|---|
MINGDA MICROTRONICS
| MD7021 | Low Voltage Detector |
Motorola Semiconductor (now NXP Semiconductors)
| MD7021 | COMPLEMENTARY GENERAL PURPOSE TRANSISTOR |
Motorola Semiconductor (now NXP Semiconductors)
| MD7021F | COMPLEMENTARY GENERAL PURPOSE TRANSISTOR |