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TDA3608THQ

Multiple voltage regulators with switch

Philips Electronics 

Philips Semiconductors

Multiple voltage regulators with switch

Product specification

TDA3608Q; TDA3608TH

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

Regulator 1; IREG1 = 5 mA; unless otherwise specified

VREG1(off) output voltage with

−

regulator off

VREG1

∆Vline

∆Vload

Iq

SVRR

output voltage

line regulation

load regulation

quiescent current

supply voltage ripple

rejection

1 mA ≤ IREG1 ≤ 600 mA

9.5 V ≤ VP ≤ 18 V

9.5 V ≤ VP ≤ 18 V

1 mA ≤ IREG1 ≤ 600 mA

IREG1 = 600 mA

fi = 3 kHz; Vi = 2 V (p-p)

8.15

8.15

−

−

−

60

Vdrop

dropout voltage

VP = 8.5 V; IREG1 = 550 mA;

−

note 7

Im

current limit

VREG1 > 7.5 V; see Fig.8; note 8 0.65

Isc

short-circuit current RL ≤ 0.5 Ω; see Fig.8; note 9 250

Regulator 2; IREG2 = 5 mA; unless otherwise specified

VREG2

∆Vline

∆Vload

SVRR

output voltage

line regulation

load regulation

supply voltage ripple

rejection

0.5 mA ≤ IREG2 ≤ 150 mA

IREG2 = 300 mA; note 10

7 V ≤ VP ≤ 18 V

18 V ≤ VP ≤ 50 V;

IREG2 ≤ 150 mA

6 V ≤ VP ≤ 18 V

18 V ≤ VP ≤ 50 V

1 mA ≤ IREG2 ≤ 150 mA

1 mA ≤ IREG2 ≤ 300 mA

fi = 3 kHz; Vi = 2 V (p-p)

4.75

4.75

4.75

4.75

−

−

−

−

60

Vdrop

dropout voltage

normal supply; note 7

VP = 4.75 V; IREG2 = 100 mA −

VP = 5.75 V; IREG2 = 200 mA −

backup supply; note 11

VBU = 4.75 V; IREG2 = 100 mA −

VBU = 5.75 V; IREG2 = 200 mA −

Im

current limit

VREG2 > 4.5 V; see Fig.9; note 8 0.32

Isc

short-circuit current RL ≤ 0.5 Ω; see Fig.9; note 9 20

Regulator 3; IREG3 = 5 mA; unless otherwise specified

VREG3(off) output voltage with

−

regulator off

VREG3

∆Vline

∆Vload

output voltage

line regulation

load regulation

1 mA ≤ IREG3 ≤ 400 mA

7 V ≤ VP ≤ 18 V

7 V ≤ VP ≤ 18 V

1 mA ≤ IREG3 ≤ 400 mA

4.75

4.75

−

−

1

8.5

8.5

2

20

25

70

0.4

1.2

800

5.0

5.0

5.0

5.0

2

15

20

−

70

0.4

0.8

0.2

0.8

0.37

100

1

5.0

5.0

2

20

2003 Nov 28

11

MAX.

UNIT

400

mV

8.85

V

8.85

V

75

mV

50

mV

60

mA

−

dB

0.7

V

−

A

−

mA

5.25

V

5.25

V

5.25

V

5.25

V

50

mV

75

mV

50

mV

100

mV

−

dB

0.6

V

1.2

V

0.5

V

1.0

V

−

A

−

mA

400

mV

5.25

V

5.25

V

50

mV

50

mV

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