Preliminary Datasheet TLE6288 R

Vp2

Page 3

13.01.2003

2. Functional description

Block diagram will be added

Channel 1..3:

Only High Side Drive with Charge Pump.

Current Control

Default 2.4A peak and 1A hold with adjustable values by SPI

Types of current control are switched by SPI. ( Refer to Fig. 1)

Current regulation: Peak Current Controller with fixed Off-Time

Peak Current, Peak Time, Hold Current and Off-Time can be selected by SPI

to set average and ripple current for a given load

Channel 4..6:

Either High or Low Side Drive is configurable (by SPI)

Open load detection and switch bypassed detection can be deactivated by SPI