LM139ADT 데이터 시트보기 (PDF) - STMicroelectronics

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LM139ADT

Low-power quad voltage comparators

STMicroelectronics 

LM139, LM239, LM339

Electrical characteristics curves

4

Electrical characteristics curves

Figure 3. Supply current vs. supply voltage Figure 4. Input current vs. supply voltage

1

0.8

Tamb = -55°C

Tamb = 0°C

0.6

Tamb= +25°C

Tamb = +70°C

0.4

Tamb = +125°C

0.2

R=

0

10

20

30

40

SUPPLY VOLTAGE (V)

80

Vi = 0V

60

R

i

=

10 9Ω

Tamb = 0°C

Tamb = -55°C

40

Tamb= +25°C

20

Tamb = +125°C

Tamb = +70°C

0

10

20

30

40

SUPPLY VOLTAGE (V)

Figure 5. Output saturation voltage vs.

output current

10 1

10 0

10 -1

10 -2

10 -3

10 -2

Out of saturation

Tamb = +125°C

Tamb = -55°C

Tamb= +25°C

10 -1

10 0

10 1

10 2

OUTPUT SINK CURRENT (mA)

Figure 6. Response time for various input

overdrives - negative transition

6

5

4

3

2

1

0

0

-50

-100

Input overdrive : 5mV

5V

20mV

eI

100mV

5.1kΩ

eo

Tamb= +25°C

0

0.5

1

1.5

2

TIME (μs)

Figure 7. Response time for various input

overdrives - positive transition

1

6

5

Input overdrive : 100mV

4

3

5mV

2

1

20mV

5V

0

00

50

Tamb= +25°C

5.1kΩ

eI

eo

0

0

0.5

1

1.5

2

TIME (μs)

Doc ID 2159 Rev 3

7/19

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