PUMD12 is a NPN/PNP transistor produced by PHILIPS. It has different polarities, built-in bias resistors R1 and R2 (typical 47 kΩ each), and the two transistors do not interfere with each other. It simplifies circuit design and reduces the number of components and board space.
The Philips PUMD12 is a discrete semiconductor device featuring two transistors with different polarities (NPN and PNP) and built-in bias resistors (R1 and R2, typically 47 kΩ each). This design eliminates the need for external resistors, simplifying circuit design and reducing board space, particularly in inverter circuit configurations. The device is housed in a plastic surface-mounted SC-88 (SOT363) package with six leads.
| Package Type | SC-88 (SOT363) |
|---|---|
| Collector-Emitter Voltage (Vceo) | -50 V |
| Emitter-Base Voltage (Vebo) | -10 V |
| Total Power Dissipation | 200 mW |
| Storage Temperature | -65 to +150 °C |
| Input Resistor (R1) | 47 kΩ |
| Resistor Ratio (R2) | 0.8 to 1.2 |
The device includes built-in bias resistors R1 and R2, with a typical value of 47 kΩ each.
The maximum operating ambient temperature is +150 °C.