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LM334SMX Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. LM334SMX
Description  3-Terminal Adjustable Current Sources
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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 3 page
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Electrical Characteristics (Note 2) (Continued)
Note 4: ISET is directly proportional to absolute temperature (˚K). ISET at any temperature can be calculated from: ISET =Io (T/To) where Io is ISET measured at To
(˚K).
Note 5: For elevated temperature operation, TJ max is:
LM134
150˚C
LM234
125˚C
LM334
100˚C
Thermal Resistance
TO-92
TO-46
SO-8
θ
ja (Junction to
Ambient)
180˚C/W (0.4" leads)
440˚C/W
165˚C/W
160˚C/W (0.125"
leads)
θ
jc (Junction to Case)
N/A
32˚C/W
80˚C/W
Note 6: Human body model, 100pF discharged through a 1.5k
Ω resistor.
Electrical Characteristics (Note 2)
Parameter
Conditions
LM234-3
LM234-6
Units
Min
Typ
Max
Min
Typ
Max
Set Current Error, V
+=2.5V,
100µA
≤ I
SET
≤ 1mA
±1
±2%
(Note 3)
T
J = 25˚
Equivalent Temperature Error
±3
±6˚C
Ratio of Set Current to
100µA
≤ I
SET
≤ 1mA
14
18
26
14
18
26
Bias Current
Minimum Operating Voltage
100µA I
SET
≤ 1mA
0.9
0.9
V
Average Change in Set Current
100µA
≤ I
SET
≤ 1mA
with Input Voltage
1.5
≤ V+ ≤ 5V
0.02
0.05
0.02
0.01
%/V
5V
≤ V+ ≤ 30V
0.01
0.03
0.01
0.05
%/V
Temperature Dependence of
100µA
≤ I
SET
≤ 1mA
0.98T
T
1.02T
0.97T
T
1.03T
Set Current (Note 4) and
Equivalent Slope Error
±2
±3%
Effective Shunt Capacitance
15
15
pF
www.national.com
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