UTC31001 Просмотр технического описания (PDF) - Unisonic Technologies
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UTC31001 Datasheet PDF : 3 Pages
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UTC31001
CIRCUIT
LINEAR INTEGRATED
ELECTRICAL CHARACTERISTICS( Ta=25°C )
(All voltage referenced to GND unless otherwise specified)
CHARACTERISTIC
SYMBOL
TEST CONDITION
Operating Supply Voltage
Vcc
Initiation Supply Voltage (note 1) Vsi
See Fig.2
Initiation Supply Current (note 1) Isi
6.8K-Pin 2 to GND
Sustaining Voltage (note 2)
Vsus
See Fig.2
Sustaining Current (note 2)
Isus
No Load Vcc=Vsus,See Fig.2
Output Voltage High
VOH
Vcc=21V, I8=-15mA
Pin6=6V, Pin7=GND
Output Voltage Low
VOL
Vcc=21V, I8=15mA
Pin6=GND, Pin7=6V
IIN(Pin3)
Pin3=6V, Pin4=GND
IIN(pin7)
Pin7=6V, Pin6=GND
High Frequency 1
FH1
R3=191K, C3=6800pF
High Frequency 2
FH2
R3=191K, C3=6800pF
Low Frequency
FL
R2=165K, C2=0.47µF
MIN TYP. MAX UNIT
29.0 V
17
19
21
V
1.4 3.5 4.2 mA
9.7 11.0 12.0 V
0.7 1.4 2.5 mA
17.0 19.0 21.0 V
1.6
V
500 nA
500 nA
461 512 563 Hz
576 640 704 Hz
9.0 10 11.0 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.2
Supply Current Vs. Supply Voltage
(No Load)
8.5
7.5
6.5
5.5
4.5 A:RSL=5K
3.5 B:RSL=6.8K
2.5 C:RSL=13K
1.5
0.5
2
6 10 14 18 22 26 30 34
Vcc(V),Supply voltage
Fig. 3
UTC UNISONIC TECHNOLOGIES CO. LTD
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