LM2931AD33 Ver la hoja de datos (PDF) - STMicroelectronics
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LM2931AD33 Datasheet PDF : 16 Pages
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LM2931 SERIES
ELECTRICAL CHARACTERISTICS FOR LM2931ADJ (refer to the test circuits figure 2 with R1 =27KΩ
and R2 =40.5KΩ, Tj = 25 oC, VIN = 14 V, CIN = 0.1 µF, CO = 100 µF, IO = 10mA, VINH = 0V unless
otherwise specified)
Symbol
Parameter
VI Maximum Operating Input
Voltage
Test Conditions
IO = 10 mA
Tj = -40 to 125 oC
Min. Typ. Max. Unit
26
37
V
VREF Reference Voltage(Note 1)
VREF Reference Voltage(Note 1)
IO = 100 mA
Tj = -40 to 125 oC
1.14 1.2 1.26
V
1.08 1.2 1.32
V
∆VO Line Regulation
VIN = 3.6 to 26 V
0.6
4.5
mV
∆VO Load Regulation
IO = 5 to 100 mA
9
30
mV
Vd Dropout Voltage (Note 1, 2) IO = 10 mA
90
2 00
V
Vd Dropout Voltage (Note 1, 2) IO = 100 mA
250 600
V
Id Quiescent Current
ON Mode: IOUT = 100mA
2.5
30
mA
Id Quiescent Current
OFF Mode: VINH = 2.5 V RLOAD = 300Ω
0.3
1
mA
ISC Short Circuit Current
100
300
mA
SVR Supply Voltage Rejection
VIL Control Input Voltage
VIH Control Input Voltage
IO = 100 mA VIN = 14 ± 2V
f = 120 Hz Tj = -40 to 125 oC
Tj = -40 to 125 oC
Tj = -40 to 125 oC
55
80
dB
2
1.2
V
3.25
2
V
IINH Inhibit Input Current
VINH = 2.5 V
22
50
µA
VIN Transient Input Voltage
RLOAD = 300Ω τ < 100ms
60
70
V
VIN Reverse Polarity Input
VO ± 0.3V
RLOAD = 300Ω
-15
-50
V
Voltage
VIN Reverse Polarity Input
RLOAD = 300Ω τ < 100ms
-50
V
Voltage Transient
eN Output Noise Voltage
B = 10Hz to 100KHz
330
Note 1: Reference Voltage is measured from VOUT to AJD pin.
Note 2: Vd measured when the output voltage has dropped 100mV from the nominal value obtained at 14V.
µVRMS
8/16
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