MB4214 Ver la hoja de datos (PDF) - Fujitsu

Número de pieza

componentes Descripción

Lista de partido

MB4214

TIMER

Fujitsu 

MB4214

s TYPICAL CHARACTERISTICS CURVES

TIMER SECTION

Fig. 3 - Power Supply Current vs.

Power Supply Voltage

12.0

TA=-30°C

8.0

4.0

0

0

20°C 0°C

75°C 50°C

5

10

15

20

Power Supply Voltage VCC (V)

Fig. 5 - Reference Voltage vs.

Ambient Temperature

3.54

3.52

3.50

3.48

IR=0mA

IR=3mA

3.46

3.44

-50

0

50

100

Ambient Temperature TA (°C)

Fig. 7 - Oscillator Period vs.

RT Resistor

103

VCC=12V

102 RS=100kΩ

VS=10V CT=100µF

10

CT=10µF

1

10-1

CT=1µF

CT=0.1µF

10-2

CT=0.01µF

10-3

10-4

10

102 103

RT Resistor (kΩ)

8

Fig. 4 - Zener Current vs.

Zener Voltage

20

0

5.0

Zener Voltage VZ (V)

7.0

Fig. 6 - Oscillator Period vs.

VS Voltage

1.0 VCC=12V

RS=100kΩ

100m RT=100kΩ

(IRT=20µA)

10m

CT=1µF

CT=0.1µF

CT=0.01µF

1m

100µ

CT=0.001µF

10µ

10m 100m 1.0

10

100

VS Voltage (V)

Fig. 8 - Delay Time vs.

106

RT Resistor

105

VCC=12V

RS=100kΩ

VS=10V

CT=100µF 4day

1day

CT=10µF 10hrs

104

60min

CT=1µF

103

10min

CT=0.1µF

102

1min

CT=0.01µF

10

1

10-1

1sec

10

102 103

RT Resistor (kΩ)

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