LTC2997H View Datasheet(PDF) - Linear Technology

Part Name

Description

View to exact match

LTC2997H

Remote/Internal Temperature Sensor

Linear Technology 

LTC2997

TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V unless otherwise noted.

Load Regulation of VREF –

Voltage vs Current

1.820

1.810

VCC = 2.5V

VCC = 3.5V

VCC = 4.5V

VCC = 5.5V

1.800

1.790

1.780

–4

–2

0

2

LOAD CURRENT (mA)

4

2997 G10

LTC2997 Internal Sensor

Thermal Step Response

125

100

75

50

25

0

ICE AIR

–25 WATER

BOILING

WATER

–50

0

1

2

3

4

5

TIME (s)

LTC2997 CONNECTED VIA 5 INCH

30AWG WRAPPING WIRES

2997 G13

Load Regulation of VPTAT –

Voltage vs Current

1.28

VCC = 2.5V

VCC = 3.5V

1.27

VCC = 4.5V

VCC = 5.5V

1.26

1.25

1.24

1.23

1.22

–4

–2

0

2

LOAD CURRENT (mA)

4

2997 G11

Remote Temperature Error vs

Leakage Current at D+ with

Remote Diode at 25°C, TRMT

6

4

2

0

www.DataSheet.net/

–2

–4

–6

–200

–100

0

100

200

ILEAKAGE (nA)

2997 G14

Supply Current vs Temperature

200

190

180

170

160

150

–50 –25 0

25 50 75

TA (°C)

100 125 150

2997 G12

Single Wire Remote Temperature

Error vs Potential Difference Between

Remote and Local Ground (VAC)

10

VAC = 50mVP-P

1

0.1

0.01

0.1

1

10

100

FREQUENCY (kHz)

1000

2997 G15

2997fa

5

Datasheet pdf - http://www.DataSheet4U.co.kr/

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