Block diagram and pin description

L99MOD53XP

6/35

DS12617 Rev 5

1

Block diagram and pin description

Figure 1. Block diagram

M

M

M

VCC

V

BA T

μC

1k

4

1k

1k

1k

1k

1k

*

Reverse Polarity

Protection

**

**

**

**

**

**

100μF

Programmable

Bulb (10W) or

LED Mode

STL64N4F7

STL64N4F7

SPC560D

maximum ratings in case of an unexpected freewheeling condition (e.g. TSD, POR)

* Note: Value of capacitor has to be chosen carefully to limit the VS voltage below absolute

VCC

VS

Pump

Charge

PWM1

DI

DO

CLK

CSN

OUT7

OUT6

OUT8

OUT5

OUT4

OUT3

OUT2

OUT1

PWM2 / CM

MUX

GND

for negative voltage transients at VBAT (e.g. ISO type 1 pulse)

** Note: Resistors between μC and L99MOD53XP are recommended to limit currents

GADG1311180754PS