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PJ31002
Tone Ringer For Telephone Set
1-5
2002/01.rev.A
he PJ31002 is a bipolar integrated circuit
designed for telephone bell replacement.
• Oscillation frequency is variable
• Few external components
• Sustaining power is low
• Package is compact ( DIP-8)
• Current consumption is small
Parameter
Symbol
Min.
Typ.
Max .
Unit
Conditions
Test Circuit
Operating Voltage
Vopr
--
--
38
V
FIG.4
Supply Initiation Voltage
Vsi
15
17
19.5
V
(NOTE 1)
FIG.4
Sustaining Voltage
Vsus
10.5
12.0
13.0
V
(NOTE 2)
FIG.4
Supply Initiation Current
Isi
1.4
3.3
4.2
mA
Vcc=Vsi,
No LOAD
FIG.4
Sustaining Current
lsus
0.35
0.9
1.5
mA
Vcc=Vsus,
No LOAD
FIG.4
Oscillator Frequence
(NOTE3)
fL
9
10
11
Hz
FIG.5
Oscillator Frequence
(NOTE3)
fH1
461
512
563
Hz
FIG.5
Oscillator Frequence
(NOTE3)
fH2
576
640
703
Hz
FIG.5
Output Voltage *Hi*
Voh
19.7
22.0
23.5
V
loh=10mA
7 Pin=GND
FIG.4
Output Voltage *Lo*
Vol
0.5
0.9
1.4
V
Iol=10mA
7 Pin=5.5V
FIG.4
Ringing Start Voltage
Vtr
--
--
36.0
V
(NOTE 4)
FIG.3
Parame te r
Symbol
Rating
Unit
Supply Voltage
Vcc
38
V
Power Dissipation
Pd
500
mW
Operating T emperature Range
T opr
-20 ~ +85
℃
Storage T emperature Range
T stg
-55 ~ +125
℃
T
Device
Operating Temperature
Package
PJ31002CD
DIP-8
PJ31002CS
-20℃～+85℃
SOP-8
FEATURES
DIP
-8
SOP
-8
ELECTRICAL CHARACTERISTICS ( Unless otherwise specified, T a=25℃, Vcc=24V)
ABSOLUTE MAXIMUM RATING (T a=25℃ )
P in: 1. Vcc 5. Gnd
2. Rsl
6. Hfo
3. Lfi
7. Hfi
4. Lfo
8. Out
ORDERING INFORMATION
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