LTC2902-2CGN datasheet(2/16 Pages) LINEAR

Part #	LTC2902-2CGN

Description	Programmable Quad Supply Monitor with Adjustable Reset Timer and Supply Tolerance

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Manufacturer	LINEAR [Linear Integrated Systems]

Direct Link	http://www.linearsystems.com

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2

LTC2902

2902f

ORDER PART

NUMBER

GN16 PART MARKING

29021

29022

29021I

29022I

TJMAX = 125°C, θJA = 130°C/W

(Notes 1, 2, 3)

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

RST (LTC2902-1)........................................ – 0.3V to 7V

RST (LTC2902-2).......................... – 0.3V to (V2 + 0.3V)

COMPX, RDIS ............................................. – 0.3V to 7V

T0, T1 .......................................... – 0.3V to (VCC + 0.3V)

CRT ............................................. – 0.3V to (VCC + 0.3V)

VREF ............................................. – 0.3V to (VCC + 0.3V)

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

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

Operating Temperature Range

LTC2902-1C/LTC2902-2C ....................... 0

°C to 70°C

LTC2902-1I/LTC2902-2I .................... –40

°C to 85°C

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

°C to 150°C

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

°C

LTC2902-1CGN

LTC2902-2CGN

LTC2902-1IGN

LTC2902-2IGN

ABSOLUTE

AXI U

RATI GS

PACKAGE/ORDER I FOR ATIO

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

GN PACKAGE

16-LEAD PLASTIC SSOP

1

2

3

4

5

6

7

8

TOP VIEW

16

15

14

13

12

11

10

9

COMP3

COMP1

V3

V1

CRT

RST

T0

RDIS

COMP2

COMP4

V2

V4

VREF

VPG

GND

T1

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VRT50

5V, 5% Reset Threshold

V1 Input Threshold

q

4.600

4.675

4.750

V

5V, 7.5% Reset Threshold

q

4.475

4.550

4.625

V

5V, 10% Reset Threshold

q

4.350

4.425

4.500

V

5V, 12.5% Reset Threshold

q

4.225

4.300

4.375

V

VRT33

3.3V, 5% Reset Threshold

V1, V2 Input Threshold

q

3.036

3.086

3.135

V

3.3V, 7.5% Reset Threshold

q

2.954

3.003

3.053

V

3.3V, 10% Reset Threshold

q

2.871

2.921

2.970

V

3.3V, 12.5% Reset Threshold

q

2.789

2.838

2.888

V

VRT30

3V, 5% Reset Threshold

V2 Input Threshold

q

2.760

2.805

2.850

V

3V, 7.5% Reset Threshold

q

2.685

2.730

2.775

V

3V, 10% Reset Threshold

q

2.610

2.655

2.700

V

3V, 12.5% Reset Threshold

q

2.535

2.580

2.625

V

VRT25

2.5V, 5% Reset Threshold

V2, V3 Input Threshold

q

2.300

2.338

2.375

V

2.5V, 7.5% Reset Threshold

q

2.238

2.275

2.313

V

2.5V, 10% Reset Threshold

q

2.175

2.213

2.250

V

2.5V, 12.5% Reset Threshold

q

2.113

2.150

2.188

V

VRT18

1.8V, 5% Reset Threshold

V3, V4 Input Threshold

q

1.656

1.683

1.710

V

1.8V, 7.5% Reset Threshold

q

1.611

1.638

1.665

V

1.8V, 10% Reset Threshold

q

1.566

1.593

1.620

V

1.8V, 12.5% Reset Threshold

q

1.521

1.548

1.575

V

VRT15

1.5V, 5% Reset Threshold

V3, V4 Input Threshold

q

1.380

1.403

1.425

V

1.5V, 7.5% Reset Threshold

q

1.343

1.365

1.388

V

1.5V, 10% Reset Threshold

q

1.305

1.328

1.350

V

1.5V, 12.5% Reset Threshold

q

1.268

1.290

1.313

V

VRTA

ADJ, 5% Reset Threshold

V3, V4 Input Threshold

q

0.492

0.500

0.508

V

ADJ, 7.5% Reset Threshold

q

0.479

0.487

0.494

V

ADJ, 10% Reset Threshold

q

0.466

0.473

0.481

V

ADJ, 12.5% Reset Threshold

q

0.453

0.460

0.467

V

The q denotes the specifications which apply over the full operating

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

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LTC2902-2CGN Datasheet(PDF) 2 Page - Linear Integrated Systems

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