LTC2914 datasheet(3/18 Pages) LINER

Part #	LTC2914

Description	Quad UV/OV Positive/Negative Voltage Monitor

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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LTC2914

3

2914fc

For more information www.linear.com/LTC2914

orDer inForMaTion

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC2914CGN-2#PBF

LTC2914CGN-2#TRPBF

29142

16-Lead Plastic SSOP

0°C to 70°C

LTC2914IGN-2#PBF

LTC2914IGN-2#TRPBF

2914I2

16-Lead Plastic SSOP

–40°C to 85°C

LTC2914HGN-2#PBF

LTC2914HGN-2#TRPBF

2914H2

16-Lead Plastic SSOP

–40°C to 125°C

Consult LTC Marketing for parts specified with wider operating temperature ranges.*The temperature grade is identified by a label on the shipping container

Consult LTC Marketing for information on non-standard lead based finish parts.

For more information on lead free part marking, go to: http://www.linear.com/leadfree/

For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/

The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VCC = 3.3V, VLn = 0.45V, VHn = 0.55V, LATCH = VCC, SEL = VCC,

DIS = Open unless otherwise noted. (Note 2)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VSHUNT

VCC Shunt Regulator Voltage

ICC = 5mA

l

6.2

6.6

6.9

V

–40ºC < TA < 125ºC

l

6.2

6.6

7.0

V

ΔVSHUNT

VCC Shunt Regulator Load Regulation

ICC = 2mA to 10mA

l

200

300

mV

VCC

Supply Voltage (Note 3)

l

2.3

VSHUNT

V

VCCR(MIN)

Minimum VCC Output Valid

DIS = 0V

l

1

V

VCC(UVLO)

Supply Undervoltage Lockout

VCC Rising, DIS = 0V

l

1.9

2

2.1

V

ΔVCC(UVHYST) Supply Undervoltage Lockout Hysteresis

DIS = 0V

l

5

25

50

mV

ICC

Supply Current

VCC = 2.3V to 6V

l

62

100

µA

VREF

Reference Output Voltage

IVREF = ±1mA

l

0.985

1

1.015

V

–40ºC < TA < 125ºC

l

0.985

1

1.020

V

VUOT

Undervoltage/Overvoltage Voltage Threshold

l

492

500

508

mV

tUOD

Undervoltage/Overvoltage Voltage Threshold

to Output Delay

VHn = VUOT – 5mV or VLn = VUOT + 5mV

l

50

125

500

µs

IVHL

VHn, VLn Input Current

l

±15

nA

–40ºC < TA < 125ºC

l

±30

nA

tUOTO

UV/OV Time-Out Period

CTMR = 1nF

l

6

8.5

12.5

ms

–40ºC < TA < 125ºC

l

6

8.5

14

ms

VLATCH(IH)

OV Latch Clear Input High

l

1.2

V

VLATCH(IL)

OV Latch Clear Threshold Input Low

l

0.8

V

ILATCH

LATCH Input Current

VLATCH > 0.5V

l

±1

µA

VDIS(IH)

DIS Input High

l

1.2

V

VDIS(IL)

DIS Input Low

l

0.8

V

IDIS

DIS Input Current

VDIS > 0.5V

l

1

2

3

µA

ITMR(UP)

TMR Pull-Up Current

VTMR = 0V

l

–1.3

–2.1

–2.8

µA

–40ºC < TA < 125ºC

l

–1.2

–2.1

–2.8

µA

ITMR(DOWN)

TMR Pull-Down Current

VTMR = 1.6V

l

1.3

2.1

2.8

µA

–40ºC < TA < 125ºC

l

1.2

2.1

2.8

µA

elecTrical characTerisTics

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