31002A

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 5

www.unisonic.com.tw

QW-R108-005.D



PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

30

V

Power Dissipation

DIP-8

800

mW

SOP-8

400

mW

Operating Temperature

-45 ~ +85

C

Storage Temperature

-65 ~ +150

C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.



ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Operating Supply Voltage

Vcc

29.0

V

Initiation Supply Voltage (Note 1)

Vsi

See Fig.2

17

19

21

V

Initiation Supply Current (Note 1)

6.8K-Pin 2 to GND

1.3

2.8

4.2

mA

Sustaining Voltage

(Note 2)

Vsus

See Fig.2

9.7

11.0

12.0

V

Sustaining Current

(Note 2)

Isus

No Load Vcc=Vsus, See Fig.2

0.7

1.4

2.5

mA

Output Voltage High

Vcc=21V, I8=-15mA

Pin6=6V, Pin7=GND

17.0

19.0

21.0

V

Output Voltage Low

Vcc=21V, I8=15mA

Pin6=GND, Pin7=6V

1.6

V

IIN(Pin 3)

IIN(Pin 7)

Pin3=6V, Pin4=GND

Pin7=6V, Pin6=GND

500

500

nA

nA

High Frequency 1

FH1

R3=191K, C3=6800pF

461

512

563

Hz

High Frequency 2

FH2

R3=191K, C3=6800pF

576

640

704

Hz

Low Frequency

FL

R2=165K, C2=0.47

F

9.0

10

11.0

Hz

Notes: (See electrical characteristics sheet)

1. Initiation supply voltage (Vsi) is the supply voltage required to start the tone ringer oscillating.

2. Sustaining voltage (Vsus) is the supply voltage required to maintain oscillation.