LTC2901 datasheet(2/16 Pages) LINER

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LTC2901

2901fb

V1, V2, V3, V4, VPG ..................................... –0.3V to 7V

RST (LTC2901-1/LTC2901-3) ..................... – 0.3V to 7V

RST (LTC2901-2/LTC2901-4) ....... – 0.3V to (V2 + 0.3V)

COMPX ....................................................... – 0.3V to 7V

CWT, WDI, WDO ......................................... – 0.3V to 7V

VREF, CRT, TOL ............................ – 0.3V to (VCC + 0.3V)

Reference Load Current (IVREF) ............................ ±1mA

V4 Input Current (–ADJ Mode) ............................. –1mA

ABSOLUTE

AXI U

RATI GS (Notes 1, 2, 3)

Operating Temperature Range

LTC2901-1C/LTC2901-2C/

LTC2901-3C/LTC2901-4C ....................... 0

°C to 70°C

LTC2901-1I/LTC2901-2I/

LTC2901-3I/LTC2901-4I .................... –40

°C to 85°C

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

°C to 150°C

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

°C

ORDER PART

NUMBER

GN16 PART MARKING

29011

29012

29011I

29012I

TJMAX = 125°C, θJA = 110°C/W

LTC2901-1CGN

LTC2901-2CGN

LTC2901-1IGN

LTC2901-2IGN

PACKAGE/ORDER I FOR ATIO

Consult LTC Marketing for parts specified with wider operating temperature ranges.

ORDER PART

NUMBER

GN16 PART MARKING

29013

29014

29013I

29014I

LTC2901-3CGN

LTC2901-4CGN

LTC2901-3IGN

LTC2901-4IGN

GN PACKAGE

16-LEAD PLASTIC SSOP

TOP VIEW

COMP3

COMP1

CRT

RST

WDO

WDI

COMP2

COMP4

VREF

VPG

GND

CWT

GN PACKAGE

16-LEAD PLASTIC SSOP

TOP VIEW

COMP3

COMP1

CRT

RST

TOL

WDI

COMP2

COMP4

VREF

VPG

GND

CWT

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VRT50

5V, 5% Reset Threshold

V1 Input Threshold

●

4.600

4.675

4.750

5V, 10% Reset Threshold

●

4.350

4.425

4.500

VRT33

3.3V, 5% Reset Threshold

V1, V2 Input Threshold

●

3.036

3.086

3.135

3.3V, 10% Reset Threshold

●

2.871

2.921

2.970

VRT30

3V, 5% Reset Threshold

V2 Input Threshold

●

2.760

2.805

2.850

3V, 10% Reset Threshold

●

2.610

2.655

2.700

VRT25

2.5V, 5% Reset Threshold

V2, V3 Input Threshold

●

2.300

2.338

2.375

2.5V, 10% Reset Threshold

●

2.175

2.213

2.250

VRT18

1.8V, 5% Reset Threshold

V3, V4 Input Threshold

●

1.656

1.683

1.710

1.8V, 10% Reset Threshold

●

1.566

1.593

1.620

VRT15

1.5V, 5% Reset Threshold

V3, V4 Input Threshold

●

1.380

1.403

1.425

1.5V, 10% Reset Threshold

●

1.305

1.328

1.350

VRTA

ADJ, 5% Reset Threshold

V3, V4 Input Threshold

●

0.492

0.500

0.508

ADJ, 10% Reset Threshold

●

0.466

0.473

0.481

VRTAN

– ADJ Reset Threshold

V4 Input Threshold

●

–18

VCC

Minimum Internal Operating Voltage

RST, COMPX in Correct Logic State;

●

VCC Rising Prior to Program

The

● denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, unless otherwise noted. (Notes 3, 4)

ELECTRICAL CHARACTERISTICS

TJMAX = 125°C, θJA = 110°C/W

Order Options Tape and Reel: Add #TR Lead Free: Add #PBF

Lead Free Tape and Reel: Add #TRPBF

Lead Free Part Marking: http://www.linear.com/leadfree/

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