LTC2906CTS8 datasheet(2/16 Pages) LINER

Part #	LTC2906CTS8

Description	Precision Dual Supply Monitors with One Pin-Selectable Threshold and One Adjustable Input

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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LTC2906/LTC2907

2

29067f

TOP VIEW

DDB8 PACKAGE

8-LEAD (3mm

× 2mm) PLASTIC DFN

5

6

7

8

4

3

2

1

DDB8 PACKAGE

8-LEAD (3mm

× 2mm) PLASTIC DFN

EXPOSED PAD IS GND (PIN 9),

MUST BE SOLDERED TO PCB

*RST FOR LTC2906

TMR FOR LTC2907

9

GND

RST

RST/TMR*

VCC

TOL

S1

VADJ

V1

Terminal Voltages

V1, VCC ........................................................ –0.3V to 7V

S1, VADJ, TOL ............................ –0.3V to (VMAX + 0.3V)

RST ............................................................. –0.3V to 7V

RST (LTC2906) ............................................ –0.3V to 7V

TMR (LTC2907) ........................................... –0.3V to 7V

ABSOLUTE

AXI U

RATI GS

PACKAGE/ORDER I FOR ATIO

(Notes 1, 2)

ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VCC = V1 = 2.5V, VADJ = 0.55V, S1 = TOL = 0V, unless otherwise noted.

(Notes 2, 3, 4)

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

VRT33

3.3V, 5% Reset Threshold

V1 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

VRT25

2.5V, 5% Reset Threshold

V1 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

VRTADJ

ADJ, 5% Reset Threshold

VADJ Input Threshold

q

0.492

0.500

0.508

V

ADJ, 7.5% Reset Threshold

q

0.479

0.487

0.495

V

ADJ, 10% Reset Threshold

q

0.465

0.473

0.481

V

VMAX(MIN)

Minimum VMAX Operating Voltage (Note 2) RST, RST in Correct Logic State

q

1V

IVCC

VCC Input Current

VCC > V1

q

54

100

µA

V1 > VCC

q

±1

µA

IV1

V1 Input Current

VCC > V1

q

13

µA

V1 > VCC

q

55

100

µA

IVADJ

VADJ Input Current

q

±15

nA

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

ORDER PART

NUMBER

DDB8 PART MARKING

TJMAX = 125°C, θJA = 250°C/W

LBDC

LBDD

LBDF

LBDG

ORDER PART

NUMBER

TS8 PART MARKING

TJMAX = 125°C, θJA = 250°C/W

LTC2906CDDB

LTC2906IDDB

LTC2907CDDB

LTC2907IDDB

LTC2906CTS8

LTC2906ITS8

LTC2907CTS8

LTC2907ITS8

Operating Temperature Range

LTC2906C/LTC2907C .............................. 0

°C to 70°C

LTC2906I/LTC2907I ............................–40

°C to 85°C

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

°C to 150°C

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

°C

VCC 1

RST/TMR* 2

RST 3

GND 4

8 V1

7 VADJ

6 S1

5 TOL

TOP VIEW

TS8 PACKAGE

8-LEAD PLASTIC TSOT-23

*RST FOR LTC2906

TMR FOR LTC2907

LTBCM

LTBCN

LTBCP

LTBCQ

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