The TDA1872A is a monolithic integrated circuit in a 15‑lead MULTIWATT package designed for direct drive of the yoke of 110° colour TV picture tubes. It also supports portable CTVs, black‑and‑white TVs, monitors and displays.
The document includes a block diagram, pin‑out, absolute maximum ratings, electrical characteristics (DC and AC), thermal data and example application circuits with both internal and external ramp generators.
| Supply Voltage (Pin 14) | 36 V |
|---|---|
| Flyback Peak Voltage | 60 V |
| Synchronous Input Voltage | 20 V |
| Output Current (non‑repetitive, 20 ms) | 3 A |
| Maximum Power Dissipation | 30 W |
| Storage Temperature Range | -40 °C to 150 °C |
| Thermal Junction‑Ambient Max | 40 °C |
The maximum supply voltage at pin 14 is 36 V.
The device can deliver up to 3 A of non‑repetitive output current (20 ms pulse).
It can be stored from –40 °C up to 150 °C.
The thermal junction‑ambient maximum is 40 °C.