UTC 31002A
LINEAR INTEGRATED CIRCUIT
BLOCK DIAGRAM
R2
R3
C3
4
7
6
HIGH
OSC
AMP
8
OUTPUT
LOW
OSC
3
1
C2
POWER SUPPLY (WITH HYSTERESIS)
5
2
Note:R2,R3,C2 and C3 are parts externally mounted
ELECTRICAL CHARACTERISTICS( Ta=25°C, all voltage referenced to GND unless otherwise specified)
PARAMETER
SYMBOL
Vcc
TEST CONDITIONS
MIN
TYP MAX UNIT
Operating Supply Voltage
Initiation Supply Voltage (note 1)
Initiation Supply Current (note 1)
Sustaining Voltage (note 2)
Sustaining Current (note 2)
Output Voltage High
29.0
V
Vsi
Isi
Vsus
Isus
VOH
See Fig.2
6.8K-Pin 2 to GND
See Fig.2
17
1.4
9.7
0.7
17.0
19
2.8
11.0
1.4
21
4.2
12.0
2.5
21.0
V
mA
V
mA
V
No Load Vcc=Vsus,See Fig.2
Vcc=21V, I8=-15mA
Pin6=6V, Pin7=GND
Vcc=21V, I8=15mA
Pin6=GND, Pin7=6V
Pin3=6V, Pin4=GND
Pin7=6V, Pin6=GND
R3=191K, C3=6800pF
R3=191K, C3=6800pF
19.0
Output Voltage Low
VOL
1.6
V
IIN(Pin 3)
IIN(Pin 7)
High Frequency 1
High Frequency 2
Low Frequency
500
500
563
704
11.0
nA
nA
Hz
Hz
Hz
FH1
FH2
FL
461
576
9.0
512
640
10
R2=165K, C2=0.47mF
*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.
2
UTC UNISONIC TECHNOLOGIES CO., LTD.
QW-R108-005,A
UTC [ Unisonic Technologies ]
