Recommended External Components
Table 1. Recommended External Components
Component
Description
RBAT
Limits transient currents
during load dump
CBAT!
CBAT
CIN
RSENSE
Battery or Ignition voltage
filtering
Battery noise transients
Noise immunity
Sense the collector current
Vendor
Parameter Typ. Unit
200
R
to
Ω
300
C
0.47 µF
C
10 nF
C
10 nF
R
20 mΩ
Typical Application
Cbat
Rbat
Vbatt
Cbat1
Ignition
Coil
Vbat
ECU
RB
OUTPUT
IN FAN XXXX
Rin
Cin
Vsense
RA CSSD GND
RA
CSSD
Figure 1. Typical Application
Rsense
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