LTC1443CN(RevA) 데이터 시트보기 (PDF) - Linear Technology
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LTC1443CN Datasheet PDF : 12 Pages
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LTC1443/LTC1444/LTC1445
ABSOLUTE AXI U RATI GS (Note 1)
Voltage:
V + to V –, V + to GND, GND to V – ...........12V to – 0.3V
IN+, IN–, HYST ................. (V + + 0.3V) to (V – – 0.3V)
REF .................................. (V + + 0.3V) to (V – – 0.3V)
OUT (LTC1443) ............. (V + + 0.3V) to (GND – 0.3V)
OUT (LTC1444/LTC1445)
......................................... (V + + 0.3V) to (V – – 0.3V)
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature Range (Soldering, 10 sec)....... 300°C
Current:
IN+, IN–, HYST .................................................. 20mA
REF ................................................................... 20mA
OUT .................................................................. 50mA
OUT Short Circuit Duration (V+ ≤ 5.5V) ....... Continuous
Power Dissipation .............................................. 500mW
Operating Temperature Range
Commercial ............................................ 0°C to 70°C
Industrial ............................................ – 40°C to 85°C
UW U
PACKAGE/ORDER I FOR ATIO
OUT B 1
OUT A 2
V+ 3
IN A– 4
IN A+ 5
IN B– 6
IN B+ 7
REF 8
TOP VIEW
16 OUT C
15 OUT D
14 GND
13 IN D+
12 IN D–
11 IN C+
10 IN C–
9 V–
N PACKAGE
16-LEAD PDIP
S PACKAGE
16-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 90°C/ W (N)
TJMAX = 150°C, θJA = 150°C/ W (S)
Consult factory for Military grade parts.
ORDER PART
NUMBER
LTC1443CN
LTC1443CS
LTC1443IN
LTC1443IS
TOP VIEW
OUT B 1
OUT A 2
V+ 3
IN A– 4
IN A+ 5
IN B– 6
IN B+ 7
REF 8
16 OUT C
15 OUT D
14 HYST
13 IN D+
12 IN D–
11 IN C+
10 IN C–
9 V–
N PACKAGE
16-LEAD PDIP
S PACKAGE
16-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 90°C/ W (N)
TJMAX = 150°C, θJA = 150°C/ W (S)
ORDER PART
NUMBER
LTC1444CN
LTC1444CS
LTC1444IN
LTC1444IS
LTC1445CN
LTC1445CS
LTC1445IN
LTC1445IS
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. V+ = 5V, V – = GND = 0V, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
Power Supply
V+
Supply Voltage Range
ICC
Supply Current
IN+ = IN– = 80mV
HYST = REF (LTC1444/LTC1445)
q
2.0
11.0
V
q
5.5
8.5
µA
Comparator
VOS
IIN
VCM
CMRR
PSRR
Comparator Input Offset Voltage
Input Leakage Current (IN+, IN –)
Input Leakage Current (HYST)
Comparator Input Common Mode Range
Common Mode Rejection Ratio
Power Supply Rejection Ratio
VCM = 2.5V
VIN+ = VIN– = 2.5V
LTC1444/LTC1445
V– to (V+ – 1.3V)
V+ = 2V to 11V
q
q
q
q
V–
±3.0
±0.01
±0.02
0.1
0.1
±10.0
±1.0
±1.0
V+ – 1.3V
1.0
1.0
mV
nA
nA
V
mV/V
mV/V
Noise
VHYST
Voltage Noise
Hysteresis Input Voltage Range
100Hz to 100kHz
LTC1444, LTC1445
20
q REF – 50mV
µVRMS
REF
V
2
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