M4T28BR12SH Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

fabricante

M4T28BR12SH

TIMEKEEPER® SNAPHAT® (battery and crystal)

STMicroelectronics 

Mechanical information

Figure 3. Battery discharge rates

M4T28-BR12SH, M4T32-BR12SH

LOAD CHARACTERISTICS

3.5

Temp: 20˚C

3.0

2.5

2.0

15kΩ 30kΩ

1.5

100kΩ

BR1225

1.0

0

200 400 600 800 1000 1200 1400 1600 1800 2000

Duration (hrs.)

(A)

LOAD CHARACTERISTICS

3.5

Temp: 20˚C

3.0

2.5

2.0

15kΩ 30kΩ 50kΩ

1.5

100kΩ

BR1632

1.0

0

1000

2000 3000 4000

Duration (hrs.)

(B)

5000

6000

AI02519

Figure 4. DIP extractor tool

AI02527

10/16

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