LS1240AG View Datasheet(PDF) - Unisonic Technologies

Part Name

Description

MFG CO.

LS1240AG

ELECTRONIC TONE RINGER WITH BUILT-IN BRIDGE RECTIFIER

Unisonic Technologies 

LS1240A

LINEAR INTEGRATED CIRCUIT

„ ABSOLUTE MAXIUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Calling Voltage (f=50Hz) Continuous

VABθ

120

VRMS

Calling Voltage (f=50Hz) (5s ON/10s OFF)

VAB

200

VRMS

Supply Current

IDC

30

mA

Operating Temperature

TOPR

-40 ~ +70

°C

Storage Temperature

TSTG

-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.

„ THERMAL DATA

PARAMETER

Junction to Ambient

SOP-8

DIP-8

SYMBOL

θJA

RATINGS

150

100

„ ELECTRICAL CHARACTERISTICS (TA= 25℃, unless otherwise specified)

UNIT

℃/W

PARAMETER

Supply Voltage

Current Consumption without load

Activation Voltage

Sustaining Voltage

Differential Resistance in OFF Condition

Output Voltage Swing

Short Circuit Current

AC OPERATION

Output Frequencies (Vs=26V,R1=14kΩ)

Fout1/Fout2

Programming Resistor Range

Sweep Frequency

SYMBOL

VS

IB

VON

VOFF

RD

VOUT

IOUT

TEST CONDITIONS

VS=9.3 to 25V

VS=20V, RL=250Ω

MIN TYP MAX UNIT

26 V

1.5 1.8 mA

12

13.5 V

7.8

9.3 V

6.4

kΩ

VS-5

V

70

mA

fOUT1

fOUT2

V3=0V

V3=6V

C1=100nF,R1=14kΩ

1.55

2.53

kHz

1.08

1.9

1.33

1.43

8

56 kΩ

5.25 7.5 9.75 Hz

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

4 of 5

QW-R108-002.I

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