HA13173H Datasheet, PDF (4/24 Pages) Renesas Technology Corp – Multiple Voltage Regulator for Car Audio

HA13173H
Timing Chart
21 V
VB
0V
26 V
VBUP
5.5 V
0V
5V
VDDOUT
L
H
CTL1 M
L
8.4 V
AUDIOOUT
0V
3.3 V
DSPOUT
0V
8.0 V
CDOUT
0V
H
CTL2
L
VB
EXTOUT
0V
H
CTL3
L
8.4 V
ILMOUT
0V
CTL4
Variable
FREG
(VOUT)
0V
Limiter
FREG_B
(IB)
0A
Rev.1.00 Jan 16, 2007 page 4 of 23
Load dump
τ = CBUP × 300 Ω
to maximum current, because impossible to sense
saturation of external Trs.