L9911P(2013) Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

L9911P
(Rev.:2013)

Car alternator multifunction smart voltage regulator

STMicroelectronics 

Electrical specification

L9911

3.4

Principle of phase regulation

When VB+ is above the regulated voltage, the field driver is controlled to keep phase peak

voltage from falling below VPHH1.

If phase peak voltage drops below VPHL1, phase regulation does not work.

Figure 8.

Application diagram

IGNITION

SWITCH

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Figure 9. High side/low side driver saturation

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Figure 10. Test mode to cancel soft-start/attack

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Figure 11. Soft-start enable frequency range

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Doc ID10990 Rev 12

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