1997 Jul 09

8

Philips Semiconductors

Preliminary specification

Multiple voltage regulator with switch

TDA3605Q

Schmitt-trigger for enable input (regulator 1, regulator 3 and switch)

rising voltage threshold

1.7

2.2

2.7

V

falling voltage threshold

1.5

2.0

2.5

V

hysteresis

0.1

0.2

0.5

V

input leakage current

1

5

10

µA

Schmitt-trigger for reset buffer

rising voltage threshold

of regulator 2

−

falling voltage threshold

of regulator 2

4.3

V

hysteresis

0.1

0.2

0.3

V

Schmitt-trigger for hold

rising voltage threshold

of regulator 1

−

falling voltage threshold

of regulator 1

9.2

V

hysteresis

0.1

0.2

0.3

V

Reset and hold buffer

LOW level sink current

2

−−

mA

output leakage current

−

16

32

µA

rise time

note 4

−

750

µs

fall time

note 4

−

150

µs

Reset delay

charge current

2

4

8

µA

discharge current

500

800

−µA

rising voltage threshold

2.5

3.0

3.5

V

delay time

C = 47 nF; note 5

20

35

70

ms

output voltage off

−

1

400

mV

output voltage

1 mA

9.5

10.0

10.5

V

11 V

≤ V

9.5

10.0

10.5

V

∆V

REG1

line regulation

11 V

−

275

mV

∆V

REGL1

load regulation

1 mA

−

20

50

mV

quiescent current

−

25

60

mA

SVRR1

supply voltage ripple

rejection

60

70

−

dB

drop-out voltage

−

0.4

0.7

V

current limit

0.65

1.2

−

A

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT