Tl494 Ltspice (RELIABLE · 2024)

Alternate outputs on each oscillator half-cycle SAMPLE1 131 0 132 0 SW SAMPLE2 133 0 132 0 SW .MODEL SW VSWITCH(Ron=1 Roff=1G Vt=2.5 Vh=0.1)

For a 100kHz PWM generator:

Freewheel diode D1 0 SW D1N4148

This pin dictates the output topology:

Grounded for common-emitter; driver output for emitter-follower Emitter Output 2 Secondary phase output 11 Collector Output 2 Secondary phase output 12 Supply Voltage Power supply for internal circuitry (7V to 40V) 13 OUTPUT CTRL Output Mode Select Single-ended (GND) or Push-Pull (VREF) 14 5V Reference Output Regulated 5V output for internal/external biasing 15 Error Amplifier 2 Inverting Input Overcurrent protection limit 16 Error Amplifier 2 Non-inverting Input Overcurrent protection sense 4. Configuring the Test Bench tl494 ltspice