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LMV431 Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part No. LMV431
Description  Low-Voltage (1.24V) Adjustable Precision Shunt Regulators
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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LMV431 Datasheet(HTML) 6 Page - National Semiconductor (TI)

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LMV431AI Electrical Characteristics
T
A = 25˚C unless otherwise specified
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
REF
Reference Voltage
V
Z =VREF,IZ = 10mA
(See Figure 1 )
T
A = 25˚C
1.228
1.24
1.252
T
A = Full Range
1.215
1.265
V
V
DEV
Deviation of Reference Input Voltage
Over Temperature (Note 4)
V
Z =VREF,IZ = 10mA,
T
A = Full Range (See Figure 1)
620
mV
Ratio of the Change in Reference
Voltage to the Change in Cathode
Voltage
I
Z = 10mA (see Figure 2 )
V
Z from VREF to 6V
R
1 = 10k, R2 = and 2.6k
−1.5
−2.7
mV/V
I
REF
Reference Input Current
R
1 = 10k
Ω,R
2 =
I
I = 10mA (see Figure 2)
0.15
0.5
µA
∝I
REF
Deviation of Reference Input Current
over Temperature
R
1 = 10k
Ω,R
2 = ,
I
I = 10mA, TA = Full Range (see Figure 2)
0.1
0.4
µA
I
Z(MIN)
Minimum Cathode Current for
Regulation
V
Z =VREF (see Figure 1)
55
80
µA
I
Z(OFF)
Off-State Current
V
Z = 6V, VREF =0V (see Figure 3 )
0.001
0.1
µA
r
Z
Dynamic Output Impedance (Note 5)
V
Z =VREF,IZ = 0.1mA to 15mA
Frequency = 0Hz (see Figure 1)
0.25
0.4
LMV431BC Electrical Characteristics
T
A = 25˚C unless otherwise specified
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
REF
Reference Voltage
V
Z =VREF,IZ = 10mA
(See Figure 1 )
T
A = 25˚C
1.234
1.24
1.246
T
A = Full Range
1.227
1.253
V
V
DEV
Deviation of Reference Input Voltage
Over Temperature (Note 4)
V
Z =VREF,IZ = 10mA,
T
A = Full Range (See Figure 1)
412
mV
Ratio of the Change in Reference
Voltage to the Change in Cathode
Voltage
I
Z = 10mA (see Figure 2 )
V
Z from VREF to 6V
R
1 = 10k, R2 = and 2.6k
−1.5
−2.7
mV/V
I
REF
Reference Input Current
R
1 = 10k
Ω,R
2 =
I
I = 10mA (see Figure 2)
0.15
0.50
µA
∝I
REF
Deviation of Reference Input Current
over Temperature
R
1 = 10k
Ω,R
2 = ,
I
I = 10mA, TA = Full Range (see Figure 2)
0.05
0.3
µA
I
Z(MIN)
Minimum Cathode Current for
Regulation
V
Z =VREF (see Figure 1)
55
80
µA
I
Z(OFF)
Off-State Current
V
Z = 6V, VREF =0V (see Figure 3 )
0.001
0.1
µA
r
Z
Dynamic Output Impedance (Note 5)
V
Z =VREF,IZ = 0.1mA to 15mA
Frequency = 0Hz (see Figure 1)
0.25
0.4
LMV431BI Electrical Characteristics
T
A = 25˚C unless otherwise specified
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
REF
Reference Voltage
V
Z =VREF,IZ = 10mA
(See Figure 1 )
T
A = 25˚C
1.234
1.24
1.246
T
A = Full Range
1.224
1.259
V
V
DEV
Deviation of Reference Input Voltage
Over Temperature (Note 4)
V
Z =VREF,IZ = 10mA,
T
A = Full Range (See Figure 1)
620
mV
Ratio of the Change in Reference
Voltage to the Change in Cathode
Voltage
I
Z = 10mA (see Figure 2 )
V
Z from VREF to 6V
R
1 = 10k, R2 = and 2.6k
−1.5
−2.7
mV/V
I
REF
Reference Input Current
R
1 = 10k
Ω,R
2 =
I
I = 10mA (see Figure 2)
0.15
0.50
µA
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