LTC1443 데이터 시트보기 (PDF) - Linear Technology
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LTC1443 Datasheet PDF : 14 Pages
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LTC1443/LTC1444/LTC1445
Absolute Maximum Ratings (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)
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
Storage Temperature Range
PDIP, SO.............................................–65°C to 150°C
DFN.....................................................–65°C to 150°C
Lead Temperature Range (Soldering, 10 sec)
PDIP, SO............................................................300°C
Pin Configuration
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 GND/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)
†PIN 14 IS GND FOR THE LTC1443
†PIN 14 IS HYST FOR THE LTC1444 AND LTC1445
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 GND/HYST†
13 IN D+
17
12 IN D–
11 IN C+
10 IN C–
9 V–
DHD16 PACKAGE
16-LEAD (5mm × 4mm) PLASTIC DFN
EXPOSED
TJMAX = 125°C, θJA = 41.7°C/ W
PAD (PIN 17) INTERNALLY CONNECTED
TO
V
–
†PIN 14 IS GND FOR THE LTC1443
†PIN 14 IS HYST FOR THE LTC1444 AND LTC1445
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