Philips Semiconductors
Multiple voltage regulator with switch
Product specification
TDA3603
QUICK REFERENCE DATA
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Supply
VP
supply voltage
operating
9.75 14.4 25
V
regulator 2 on
note 1
2.4 14.4 25
V
jump start
t ≤ 10 minutes
−
−
30
V
load dump protection
during 50 ms; tr ≥ 2.5 ms −
−
50
V
Iq
total quiescent current
standby mode
−
400 500 µA
Tvj
operating virtual junction temperature
−
−
150 °C
Voltage regulators
VREG1
VREG2
VREGd1
output voltage regulator 1
output voltage regulator 2
drop-out voltage regulator 1
0.5 mA ≤ IREG1 ≤ 300 mA 8.65 9.0
0.5 mA ≤ IREG2 ≤ 50 mA; 4.8 5.0
VP = 14.4 V
IREG1 = 0.3 A; note 2
−
−
9.35 V
5.2 V
0.5 V
Power switch
Vswd
IM
drop-out voltage
peak current
Isw = 0.3 A; note 3
t ≤ 10 ms
−
−
1.4 −
0.9 V
−
A
Notes
1. Minimum operating voltage, only if VP has exceeded 6.5 V.
2. The drop-out voltage of regulator 1 is measured between VP and REG1.
3. The drop-out voltage of the power switch is measured between VP and Vsw.
1997 Aug 15
3