LTC2995C Ver la hoja de datos (PDF) - Linear Technology

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Fabricante

LTC2995C

Temperature Sensor and Dual Voltage Monitor with Alert Outputs

Linear Technology 

LTC2995

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

Load Regulation of VREF –

Voltage vs Current

1.82

VCC = 2.25V

VCC = 3.5V

VCC = 4.5V

1.81

VCC = 5.5V

1.80

1.79

Load Regulation of VPTAT –

Voltage vs Current

1.22

VCC = 2.25V

VCC = 3.5V

VCC = 4.5V

1.20

VCC = 5.5V

1.18

1.16

Single Wire Remote Temperature

Error vs Ground Noise

10

VAC = 50mVP-P

1

0.1

1.78

–4

6

–2

0

2

LOAD CURRENT (mA)

4

2995 G10

1.14

–4

Delay vs Comparator Overdrive

1200

1000

800

600

400

200

0

1

10

100

OVERDRIVE (mV)

2995 G13

Reset Timeout Period

vs Capacitance

10000

–2

0

2

LOAD CURRENT (mA)

4

2995 G11

0.01

0.1

1

10

100

FREQUENCY (kHz)

1000

2995 G12

UV, OV, TO1, TO2 vs Output Sink

Current

1

0.8

0.6

0.4

0.2

0

0 5 10 15 20 25 30 35

I (mA)

2995 G14

Supply Current vs Temperature

250

240

1000

230

100

220

10

210

1

0.1

1

10

100

1000

TMR PIN CAPACITANCE (nF)

2995 G15

200

–50 –25 0

25 50 75

TA (°C)

100 125 150

2995 G16

2995f

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