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TDA3609

Multiple voltage regulator with switch and ignition buffers

Philips Electronics 

Philips Semiconductors

Multiple voltage regulator with switch and

ignition buffers

Preliminary specification

TDA3609JR

QUICK REFERENCE DATA

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

Supply

VP

supply voltage

operating

reverse polarity

non-operating

11

14.4 18

V

−

−

−18 V

regulator 2 on

2.4 14.4 50

V

Iq(tot)

Tj

jump start

load dump protection

total quiescent supply current

junction temperature

t ≤ 10 minutes

t ≤ 50 ms; tr ≥ 2.5 ms

standby mode

−

−

30

V

−

−

50

V

−

500 600 µA

−

−

150 °C

Voltage regulators

VO(REG1)

VO(REG2)

VO(REG3)

output voltage regulator 1

output voltage regulator 2

output voltage regulator 3

1 mA ≤ IREG1 ≤ 600 mA

9.5 10.0 10.5 V

0.5 mA ≤ IREG2 ≤ 150 mA; VP = 14.4 V 4.75 5.0 5.25 V

1 mA ≤ IREG3 ≤ 500 mA

4.75 5.0 5.25 V

Power switch

Vd

drop-out voltage

IM

peak current

Isw = 1 A

Isw = 1.8 A

−

0.45 0.7 V

−

1

1.8 V

3

−

−

A

1997 Aug 15

3

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