a5358 Allegro MicroSystems, Inc., a5358 Datasheet - Page 5
![no-image](/images/no-image-200.jpg)
a5358
Manufacturer Part Number
a5358
Description
Photoelectric Smoke Detector With Interconnect And Timer
Manufacturer
Allegro MicroSystems, Inc.
Datasheet
1.A5358.pdf
(13 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
a5358CA
Manufacturer:
ALLEGRO/雅丽高
Quantity:
20 000
Company:
Part Number:
a5358CLW
Manufacturer:
ALLEGRO
Quantity:
1 417
Company:
Part Number:
a5358CLW
Manufacturer:
SIEMENS
Quantity:
1 417
Part Number:
a5358CLW
Manufacturer:
ALLEGRO/雅丽高
Quantity:
20 000
Part Number:
a5358CLWT
Manufacturer:
ALLEGRO/雅丽高
Quantity:
20 000
Part Number:
a5358CLWTR-T
Manufacturer:
ALLEGRO/雅丽高
Quantity:
20 000
A5358
DC ELECTRICAL CHARACTERISTICS (continued)
AC ELECTRICAL CHARACTERISTICS
Continued on the next page…
Line Regulation
IRED Temperature Coefficient
High-Level Output Current
OFF Leakage Current High
OFF Leakage Current Low
Low-Battery Alarm Threshold
Common Mode Voltage
Smoke Comparator
Reference Voltage
1
2
Oscillator Period
LED Pulse Period
LED Pulse Width
STROBE Pulse Period
STROBE Pulse Width
Limits over the operating temperature range are based on characterization data. Characteristics are production tested at 25°C only.
Typical values are at 25°C and are given for circuit design information only.
Characteristic
Characteristic
ΔV
Symbol
Symbol
IRED(ΔVDD)
V
α
t
V
t
t
t
t
t
t
w(led)
DD(th)
V
I
I
I
t
IRED
t
t
t
t
t
t
w(st)
led1
led3
led4
led6
led7
OH
osc
OZ
OZ
REF
st1
st2
st3
st4
st5
st6
IC
Active, V
V
V
V
V
Any alarm condition
Any alarm condition
No local or remote smoke
Local smoke
Remote smoke only
Pushbutton test, induced alarm
Timer mode, no alarm
No local or remote smoke
After 1 of 3 valid samples
After 2 of 3 valid samples and during local
alarm
Remote smoke only
Chamber test or low battery test, no local
alarm
Pushbutton test, induced alarm
DD
DD
O
O
at T
= V
= V
= 6 to 12 V
= Alarm, I/O active,V
A
DD
SS
= –25°C to 75°C
DD
= 6 to 12 V
Test Conditions
Test Conditions
at T
A
= –25°C to 75°C
1
O
. V
= V
SS
Photoelectric Smoke Detector
DD
= 0 V, in typical ap pli ca tion (un less oth er wise noted)
with Interconnect and Timer
– 2 V
1
,
V
SS
= 0 V, in typical ap pli ca tion (un less oth er wise noted)
Test Pin
Test Pin
Internal
1, 2, 3
11, 13
11, 13
12
11
11
11
11
11
11
6
6
7
5
4
4
4
4
4
4
4
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
V
V
12
12
–
9
–
9
9
9
9
9
9
9
9
9
9
9
9
9
9
DD
-
-
DD
– 3.7
Min.
Min.
0.60
0.60
9.67
2.42
1.21
9.67
38.9
–4.0
300
V
V
6.9
– 4
9.4
9.5
9.6
9.5
39
–
–
–
–
–
DD
DD
Pulses
Typ.
Typ.
0.40
10.5
0.67
LED
0.67
10.8
2.70
1.34
10.8
–35
336
7.2
No
–
–
–
–
–
–
–
–
–
–
2
2
Max.
– 3.3
–1.0
Max.
V
V
11.5
0.74
0.74
11.8
11.5
11.9
2.96
1.47
11.8
47.1
11.5
1.0
7.5
– 2
370
48
–
–
–
DD
DD
–
Units
Units
%/°C
mA
dB
ms
ms
ms
ms
μA
μA
V
V
V
s
s
s
s
s
s
s
s
s
s
5