List of figures

L9915

4/21

DocID026400 Rev 1

List of figures

Figure 1.

Application schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Figure 2.

Pin connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Figure 3.

Internal regulation curves versus temperature @ F duty cycle = 15% . . . . . . . . . . . . . . . . 10

Figure 4.

External regulation curve versus C duty cycle @ TJ = 30 °C and F duty cycle = 15% . . . . 10

Figure 5.

Cranking security function diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Figure 6.

Pin “C” circuit and waveform. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Figure 7.

Pin “C” terminal signal diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Figure 8.

State diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 9.

Excitation fixed function is active by Com duty 6 ±2% after cut-in RPM. . . . . . . . . . . . . . . 14

Figure 10.

Pin “FM” circuit and waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Figure 11.

Principle of phase regulation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Figure 12.

Load response control function (LRC) diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Figure 13.

Multiwatt8 mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19