LTC1441IS8 datasheet(2/12 Pages) LINER

Part #	LTC1441IS8

Description	Ultralow Power Single/Dual Comparator with Reference

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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LTC1440/LTC1441/LTC1442

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 (LTC1440) .............. (V + + 0.3V) to (GND – 0.3V)

OUT (LTC1441/LTC1442) ... (V + + 0.3V) to (V – – 0.3V)

Current

IN +, IN –, HYST ................................................. 20mA

REF ................................................................... 20mA

OUT .................................................................. 50mA

ABSOLUTE MAXIMUM RATINGS

OUT Short-Circuit Duration (V +

≤ 5.5V) ...... Continuous

Power Dissipation ............................................. 500mW

Operating Temperature Range

LTC144XC .............................................. 0

°C to 70°C

LTC144XI .......................................... – 40

°C to 85°C

Storage Temperature Range ................ – 65

°C to 150°C

Lead Temperature (Soldering, 10 sec).................. 300

°C

PACKAGE/ORDER INFORMATION

TJMAX = 150°C, θJA = 130°C/ W (N8)

TJMAX = 150°C, θJA = 175°C/ W (S8)

1

2

3

4

8

7

6

5

TOP VIEW

GND

V–

IN+

IN–

OUT

V+

REF

HYST

S8 PACKAGE

8-LEAD PLASTIC SO

N8 PACKAGE

8-LEAD PDIP

ORDER PART NUMBER

LTC1440CN8

LTC1440CS8

LTC1440IN8

LTC1440IS8

LTC1440CMS8

S8 PART MARKING

MS8 PART MARKING

1440

1440I

LTBX

ORDER PART NUMBER

LTC1441CN8

LTC1441CS8

LTC1441IN8

LTC1441IS8

LTC1442CN8

LTC1442CS8

LTC1442IN8

LTC1442IS8

S8 PART MARKING

1441

1441I

1442

1442I

TJMAX = 150°C, θJA = 130°C/ W (N8)

TJMAX = 150°C, θJA = 175°C/ W (S8)

TJMAX = 150°C, θJA = 130°C/ W (N8)

TJMAX = 150°C, θJA = 175°C/ W (S8)

1

2

3

4

8

7

6

5

TOP VIEW

OUT A

V –

IN A+

IN A–

OUT B

V +

IN B+

IN B–

S8 PACKAGE

8-LEAD PLASTIC SO

N8 PACKAGE

8-LEAD PDIP

1

2

3

4

8

7

6

5

TOP VIEW

OUT A

V–

IN A+

IN B–

OUT B

V+

REF

HYST

S8 PACKAGE

8-LEAD PLASTIC SO

N8 PACKAGE

8-LEAD PDIP

Consult factory for Military grade parts.

V + = 5V, V – = GND = 0V, TA = 25°C unless otherwise noted.

ELECTRICAL CHARACTERISTICS

SYMBOL PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Power Supply

V +

Supply Voltage Range

q

2.0

11.0

V

ICC

Supply Current

IN+ = IN – = 80mV

LTC1440

q

2.1

3.7

µA

HYST = REF (LTC1440/LTC1442)

LTC1441

q

3.5

5.7

µA

LTC1442

q

3.5

5.7

µA

1

2

3

4

GND

V–

IN+

IN–

8

7

6

5

OUT

V+

REF

HYST

TOP VIEW

MS8 PACKAGE

8-LEAD PLASTIC MSOP

TJMAX = 150°C, θJA = 250°C/ W

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