LM231, LM331

SNOSBI2C – JUNE 1999 – REVISED SEPTEMBER 2015

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Electrical Characteristics (continued)

All specifications apply in the circuit of Figure 16, with 4.0 V

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

CURRENT SOURCE (PIN 1)

LM231, LM231A

126

135

144

μA

Output Current

LM331, LM331A

116

136

156

μA

Change with Voltage

0V

0.2

1

μA

LM231, LM231A,

0.02

10

nA

Current Source OFF

LM331, LM331A

Leakage

All Devices

2

50

nA

Operating Range of Current (Typical)

(10 to 500)

μA

REFERENCE VOLTAGE (PIN 2)

LM231, LM231A

1.76

1.89

2.02

LM331, LM331A

1.7

1.89

2.08

Stability vs. Temperature

±60

ppm/°C

Stability vs. Time, 1000 Hours

±0.1%

LOGIC OUTPUT (PIN 3)

I = 5 mA

0.15

0.5

V

I = 3.2 mA (2 TTL Loads),

0.1

0.4

V

OFF Leakage

±0.05

1

μA

SUPPLY CURRENT

2

3

4

mA

LM231, LM231A

2.5

4

6

mA

1.5

3

6

mA

LM331, LM331A

2

4

8

mA

7.6 Dissipation Ratings

VALUE

UNIT

1.25

W

(1)

fault condition (e.g., when input or output pins are driven beyond the power supply voltages, or the power supply polarity is reversed).

Obviously, such conditions should always be avoided.

6

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