LTC1040CSW#TR Linear Technology, LTC1040CSW#TR Datasheet - Page 9
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LTC1040CSW#TR
Manufacturer Part Number
LTC1040CSW#TR
Description
IC COMPARATOR DUAL LOWPWR 18SOIC
Manufacturer
Linear Technology
Series
LTCMOS™r
Type
General Purposer
Datasheet
1.LTC1040CNPBF.pdf
(12 pages)
Specifications of LTC1040CSW#TR
Number Of Elements
2
Output Type
CMOS, TTL
Voltage - Supply
2.8 V ~ 16 V, ±2.8 V ~ 8 V
Mounting Type
Surface Mount
Package / Case
18-SOIC (0.300", 7.50mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
TYPICAL APPLICATIO S
V
IN
V
V
U
L
Window Comparator with Independent Window Limits and
†
*
THERMISTOR # 44007
YELLOW SPRINGS INSTRUMENT CO., INC.
HYSTERESIS = 5V •
Fully Floating Differential Input
–
–
–
–
+
+
+
+
COMP A
COMP B
20M
82k
= 20mV
LTC1040
COOL
HEAT
28 C
27 C
SEPARATION
U
ADJUST
†
4.32k
6.81k
TEMP
Complete Heating/Cooling Automatic Thermostat
5k
SEPARATION
4.99k
(20mV)
A
V
A+B = “1” WHEN
V
B
V
OUT
IN
U
OUT
IN
> V
< V
82k*
82k*
V
= “1” WHEN
= “1” WHEN
IN
U
L
LTC1040 • TA05
V
L
20M
14
13
12
11
TIME
5
6
7
8
+
–
+
–
+
–
+
–
COMP A
COMP B
9
17
Hysteresis Comparator with Fully Floating Differential Input
20M
LTC1040
*
OUT = “0” WHEN V
OUT = “1” WHEN V
TO CENTER HYSTERESIS ABOUT V
HYSTERESIS/2 (10mV)
5V AT 0.85 A
V
TRIP
V
IN
10
HYSTERESIS
HYSTERESIS
18
10k
R1
4
3
15
16
AIRCONDITIONING ON
AIRCONDITIONING OFF
HEATER OFF
HEATER ON
IN
IN
> V
< V1 =
*
U
10M
=
LTC1040 • TA03
V
0.1 F
V
+
–
+
–
R1 + R2
2.49M
TRIP
1/2 LTC1040
TRIP
R2
LTC1040 • TA04
HEAT
COOL
R1 + R2
V
R2 + (5V) R1
TRIP ,
R2
+
= 0.996V
FORCE THIS INPUT TO
TRIP
= 0.996 V
LTC1040
OUT
TRIP
LTC1040 • TA06
+ 20mV
1040fa
9