BL59A12/BL59S12
6.3.
Display method: LED (connected to LED pin) flashing combined with alarm sound,
indicates a LOCAL SMOKE condition. Only pulsating alarm sound without LED flashing
indicates a REMOTE SMOKE condition.
7. Specifications:
7.1. Absolute maximum ratings(VSS as reference)
Symbol
Parameter
VDD
Supply voltage
C1, C2, Detect
OSC, low-supply trip
I/O
Feedback
Test
DC input current
DC output current
Supply current
Power dissipation in still air, 5Sec
Continuous
Storage temperature
Limits
-0.5
�½�
+12
-0.25
�½�Vdd+0.25
-0.25
�½�Vdd+0.25
-0.25
�½�Vdd+0.25
-15
�½�+15
-1.0
�½�Vdd+0.25
±10
±25
+25/-150
1200
350
-55
�½�125
mA
mA
mA
mW
℃
Units
VIN
DC input voltage
V
IIN
IOUT
IDD
PD
TSTG
7.2 DC Electrical characteristics(Ta=25℃,VSS as reference, unless otherwise indicated)
℃
Symbol
VDD
VTH
Parameters
Power supply voltage
range
Supply threshold voltage,
Low supply alarm voltage
Average supply current
Test condition
VDD
--
Low supply trip
voltage
VIN = VDD/3
Standby,
(See sample
figure)
Strobe on,
IRED off
(See sample
figure)
Min.
6.0
6.5
Max.
12
7.8
Unit
V
V
IDD
12
--
8
uA
iDD
Supply peak current
Low level input voltage,
I/O
Feedback
Test
High level input voltage
I/O
Feedback
Test
Input current OSC,
Detect
Low supply trip
Feedback
Low level input current
TEST
Pull-down current Test
I/O
12
--
2.0
mA
VIL
9.0
9.0
9.0
9.0
9.0
9.0
VIN = VSS or
VDD
VIN = VSS or
VDD
VIN = VSS or
VDD
VIN = VSS
VIN = VDD
No local smoke,
VIN = VDD
No local smoke,
VIN = 17V
-3-
1.5
2.7
7.0
3.2
6.3
8.5
±100
±100
±100
-1
0.5
25
--
10
100
140
V
VIH
V
IIN
12
12
12
nA
IIL
12
9.0
9.0
12
uA
IIH
uA
http://www.belling.com.cn
8/28/2006
Wrote by 2006
Total
8 Pages
BELLING [ SHANGHAI BELLING CO., LTD. ]
