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參數(shù)資料
| 型號(hào)： | BL59A12 |
| 廠商： | 上海貝嶺股份有限公司 |
| 英文描述： | PHOTOELECTRIC SMOKE DETECTOR IC |
| 中文描述： | 光電感煙探測(cè)器芯片 |
| 文件頁(yè)數(shù)： | 4/8頁(yè) |
| 文件大?。?/td> | 282K |
| 代理商： | BL59A12 |
BL59A12/BL59S12
Low level output voltage,
LED
Silver, Brass
High level output voltage
Silver, Brass
Inactive,
IOUT = -1uA
Active, IOUT =
100uA to 500uA
(load regulation)
voltage
(See
pin
description)
IRED
Active, IOUT
=6uA
(load regulation)
Local smoke,
VOUT =4.5V
High-level output current,
I/O
VOUT = VSS
(short-circuit
current)
Output off-state leak
current,
LED
Local smoke,
Pushbutton test
or chamber
sensitivity test
Local smoke,
pushbutton test
or chamber
sensitivity test
http://www.belling.com.cn
- 4 -
8/28/2006
Wrote by 2006
Total
8 Pages
VOL
IOUT = 10mA
IOUT = 16mA
6.5
6.5
0.6
1.0
V
VOH
IOUT = -16mA
6.5
5.5
-
V
Strobe
-
9.0
VDD-0.1
VDD-4.4
-
Vdd-5.6
VOUT
Output
Inactive,
IOUT =-1uA
-
9.0
-
2.25
0. 1
3.75
V
6.5
-4
--
IOH
Local smoke,
12
--
-16
mA
IOZ
VOUT = VSS or
VDD
12
-
±
1
uA
VIC
Common-mode voltage
range
C1, C2, Detect
--
VDD -4
VDD -2
V
VREF
Internal reference voltage
of smoke comparator
--
VDD-3.08 VDD-3.92
V
7.3 AC ELECTRICAL CHARACTERISTICS
(T
A
= 25
℃
,V
DD
= 9.0 V, Component Values: R1 = 100.0 K, C3 = 1500.0 pF, R2 = 7.5 M
Ω
)
Symbol
Parameters
Test condition
Free-Running
Sawtooth
Measured at Pin
12
No Local Smoke,
and
No Remote
Smoke
Remote Smoke,
but
No Local Smoke
Local Smoke or
Pushbutton Test
LED Pulse Width
and Strobe Pulse
Width
Smoke Test
Chamber
Sensitivity Test,
without Local
Smoke
Pushbutton Test
t
w(IRED)
IRED Pulse
Clocks
Min
*
Typ
**
Max
*
Unit
1/f
osc
Oscillator Period
1
7.0
7.9
8.6
ms
4096
28.8
32.4
35.2
s
-
Extinguished
t
LED
LED Pulse
Period
64
0.45
0.5
0.55
t
w(LED)
,
t
w(stb)
1
7.0
-
8.6
ms
1024
7.2
8.1
8.8
4096
28.8
32.4
35.2
t
IRED
IRED Pulse
Period
128
Tf*
0.9
94
1.0
1.1
116
s
us
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