LTC1443CS datasheet(2/14 Pages) LINER

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LTC1443/LTC1444/LTC1445

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absoluTe MaxiMuM raTings

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

(Note 1)

TOP VIEW

S PACKAGE

16-LEAD PLASTIC SO

N PACKAGE

16-LEAD PDIP

OUT B

OUT A

V+

IN A–

IN A+

IN B–

IN B+

REF

OUT C

OUT D

GND/HYST†

IN D+

IN D–

IN C+

IN C–

V–

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

OUT C

OUT D

GND/HYST†

IN D+

IN D–

IN C+

IN C–

V–

OUT B

OUT A

V+

IN A–

IN A+

IN B–

IN B+

REF

TOP VIEW

DHD16 PACKAGE

16-LEAD (5mm

× 4mm) PLASTIC DFN

TJMAX = 125°C, θJA = 41.7°C/ W

EXPOSED PAD (PIN 17) INTERNALLY CONNECTED TO V–

†PIN 14 IS GND FOR THE LTC1443

†PIN 14 IS HYST FOR THE LTC1444 AND LTC1445

pin conFiguraTion

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

LTC1443CS 数据表(PDF) 2 Page - Linear Technology

LTC1443CS 数据表(HTML) 2 Page - Linear Technology

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