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LM2931 Datasheet(PDF) 7 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No. de pieza LM2931
Descripción Electrónicos  Series Low Dropout Regulators
PDF  18 Pages
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Fabricante Electrónico  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM2931 Datasheet(HTML) 7 Page - National Semiconductor (TI)

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Electrical Characteristics for Adjustable Version (Continued)
V
IN = 14V, VOUT = 3V, IO = 10 mA, TJ = 25˚C, R1 = 27k, C2 = 100 µF (unless otherwise specified) (Note 2)
Parameter
Conditions
Typ
Limit
Units
Limit
Output Noise Voltage
10 Hz–100 kHz
100
µV
rms/V
Long Term Stability
0.4
%/1000 hr
Ripple Rejection
f
O = 120 Hz
0.02
%/V
Dropout Voltage
I
O ≤ 10 mA
0.05
0.2
V
MAX
I
O = 100 mA
0.3
0.6
V
MAX
Maximum Operational Input
Voltage
33
26
V
MIN
Maximum Line Transient
I
O = 10 mA, Reference Voltage ≤ 1.5V
70
60
V
MIN
T=1 ms,
τ≤ 100 ms
Reverse Polarity Input
V
O ≥ −0.3V, RL = 500Ω
Voltage, DC
−30
−15
V
MIN
Reverse Polarity Input
T = 1 ms,
τ≤ 100 ms, R
L = 500Ω
Voltage, Transient
−80
−50
V
MIN
On/Off Threshold Voltage
V
O=3V
On
2.0
1.2
V
MAX
Off
2.2
3.25
V
MIN
On/Off Threshold Current
20
50
µA
MAX
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