TA31001 Просмотр технического описания (PDF) - Contek Microelectronics
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TA31001 Datasheet PDF : 3 Pages
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TA31001
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS(Ta=25 C )
PARAMETER
SYMBOL
Supply Voltage
Vcc
Power Dissipation
Pd
Operating Temperature
Topr
Storage Temperature
Tstg
VALUE
30
400
-45 to 85
-65 to 150
UNIT
V
mW
C
C
ELECTRICAL CHARACTERISTICS( Ta=25 C )
(All voltage referenced to GND unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Operating Supply Voltage
Vcc
29
V
Initiation Supply Voltage (note 1)
Vsi
See Fig.2
17
19
21
V
Initiation Supply Current (note 1)
Isi
6.8K-Pin 2 to GND
1.4
3.5 4.2
mA
Sustaining Voltage (note 2)
Vsus
See Fig.2
9.7
11
12
V
Sustaining Current (note 2)
Isus
No Load Vcc=Vsus,See Fig.2 0.7
1.4 2.5
mA
Output Voltage High
VOH
Vcc=21V, I8=-15mA
17.0
19
21
V
Pin6=6V, Pin7=GND
Output Voltage Low
VOL
Vcc=21V, I8=15mA
1.6
V
Pin6=GND, Pin7=6V
IIN(Pin 3)
Pin3=6V, Pin4=GND
-
-
500
nA
IIN(Pin 7)
Pin7=6V, Pin6=GND
-
-
500
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=0.47mF
9
10
11
Hz
*NOTE (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.
Circuit Current-Supply Voltage
(No Load)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
2
6 10 14 18 22 26 30 34
Vcc(V),Supply voltage
Fig. 1
Supply Current Vs. Supply Voltage
(No Load)
8.5
7.5
6.5
5.5
4.5 A:R SL=5K
3.5 B:R SL=6.8K
2.5 C:R SL=13K
1.5
0.5
2
6 10 14 18 22 26 30 34
Vcc(V),Supply voltage
Fig. 2
Contek Microelectronics Co.,Ltd.
2
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
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