SC1437ISK-LXXTR 데이터 시트보기 (PDF) - Semtech Corporation

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SC1437ISK-LXXTR

Precision Voltage Detector With Programmable Trigger Voltage & Timer Delay

Semtech Corporation 

POWER MANAGEMENT

Applications Information Continued

FIGURE 5: Trip delay Set to 0mS, JP3 Shorted.

Top Trace: Charger Voltage, 5V/div

Bottom Trace: VTRIP, 5V/div

Timebase: 20ms/div

SC1437

FIGURE 6: Internal Trip Voltage (4.7V) Deviation

Plotted Against Temperature.

INTERNAL TRIP VOLTAGE DEVIATION OVER

TEMPERATURE

0.4

0.2

0

-0.2

-0.4

-0.6

-0.8

-1

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (Degrees C)

4.7V Internal

FIGURE 7: Internal Trip Voltage (4.2V) Deviation

Plotted Against Temperature.

INTERNAL TRIP VOLTAGE DEVIATION OVER

TEMPERATURE

0.2

0.1

0

-0.1

-0.2

-0.3

-0.4

-0.5

-0.6

-40 -20 0 20 40 60 80 100 120

TEMPERATURE (Degrees C)

4.2V Internal

 2000 Semtech Corp.

7

www.semtech.com

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