TA31002 데이터 시트보기 (PDF) - Unisonic Technologies

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TA31002

LINEAR INTEGRATED CIRCUIT

Unisonic Technologies 

TA31002

LINEAR INTEGRATED CIRCUIT

ABSOLUTE MAXIMUM RATINGS (Ta=25°C)

PARAMETER

SYMBOL

RATINGS

UNIT

Power Supply Voltage

VCC

30

V

Power Dissipation

PD

800

mW

Operating Temperature

TOPR

-40 ~ +85

°C

Storage Temperature

TSTG

-55 ~ +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 (Ta=25°C)

(All voltage referenced to GND unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN TYP MAX

Operating Voltage

Initiation Supply Voltage

VOPR

Vsi

(note 1)

29

17

19

21

Sustaining Supply Voltage

Vsus (note 2)

10.5 12

-

Initiation Current Consumption

Sustaining Current Consumption

Isi

No-Load

Isus

1.4 3.3 4.2

0.7 1.4 2.5

Fl C1=0.47µF, R1=165kΩ

9

10

11

Oscillation Frequency (not3)

fH1 C2=6800pF, R2=191kΩ

fH2

461 512 563

576 640 703

Output Voltage “H” Level

VOH

Vcc=24V, VOH=-10mA

PIN7=GND

20.0 21.5 22.5

Output Voltage “L” Level

VOL

Vcc=24V, VOL=10mA

PIN7=7V

0.7 1.0 2.0

*Note : 1. Initiation supply voltage (Vsi) is a supply voltage required to start oscillation of the tone ringer.

UNIT

V

V

V

mA

mA

Hz

Hz

Hz

V

V

2. Sustaining supply voltage (Vsus) is a supply voltage required to maintain oscillation of the tone ringer.

3. Oscillation frequency is determined by the following equations 1, 2, and 3.

(1) fL=1/1.234•R1•C1 (Hz) ; (2)fH1=1/1.515•R2•C2 (Hz); (3)fH2=1.24 fH1(Hz)

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

4 of 6

QW-R108-004.B

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