LM2931(2007) Ver la hoja de datos (PDF) - ON Semiconductor
Número de pieza
componentes Descripción
Lista de partido
LM2931
(Rev.:2007)
(Rev.:2007)
ON Semiconductor
LM2931 Datasheet PDF : 23 Pages
| |||
LM2931, NCV2931 Series
ELECTRICAL CHARACTERISTICS (Vin = 14 V, IO = 10 mA, CO = 100 mF, CO(ESR) = 0.3 W, TA = 25°C [Note 6])
LM2931C/NCV2931C LM2931AC/NCV2931AC
Characteristic
Symbol Min Typ Max Min Typ Max
ADJUSTABLE OUTPUT
Reference Voltage (Note 7, Figure 18)
IO = 10 mA, TA = 25°C
IO ≤ 100 mA, TA = − 40 to +125°C
Output Voltage Range
Vref
VO range
1.14
1.08
3.0 to
24
1.20
−
2.7 to
29.5
1.26
1.32
−
1.17
1.15
3.0 to
24
1.20
−
2.7 to
29.5
1.23
1.25
−
Line Regulation (Vin = VO + 0.6 V to 26 V)
Load Regulation (IO = 5.0 mA to 100 mA)
Output Impedance
IO = 10 mA, DIO = 1.0 mA, f = 10 Hz to 10 kHz
Bias Current
IO = 100 mA
IO = 10 mA
Output Inhibited (Vth(OI) = 2.5 V)
Adjustment Pin Current
Output Noise Voltage (f = 10 Hz to 100 kHz)
Long−Term Stability
Regline
−
Regload
−
ZO
−
IB
−
−
−
IAdj
−
Vn
−
S
−
0.2
1.5
0.3
1.0
40
−
6.0
−
0.4
1.0
0.2
1.0
0.2
−
140
−
0.4
−
−
0.2
1.5
−
0.3
1.0
−
40
−
−
6.0
−
−
0.4
1.0
−
0.2
1.0
−
0.2
−
−
140
−
−
0.4
−
Ripple Rejection (f = 120 Hz)
RR
0.10 0.003
−
0.10 0.003
−
Dropout Voltage
IO = 10 mA
IO = 100 mA
Over−Voltage Shutdown Threshold
VI−VO
Vth(OV)
−
0.015 0.2
−
0.16 0.6
26
29.5
40
−
0.015 0.2
−
0.16 0.6
26
29.5
40
Output Voltage with Reverse Polarity Input
(Vin = −15 V)
−VO
− 0.3
0
−
−0.3
0
−
Output Inhibit Threshold Voltages
Output “On”:
Output “Off”:
TA = 25°C
TA = − 40° to +125°C
TA = 25°C
TA = − 40° to +125°C
Output Inhibit Threshold Current (Vth(OI) = 2.5 V)
Vth(OI)
Ith(OI)
−
−
2.50
3.25
−
2.15
−
2.26
−
30
1.90
1.20
−
−
50
−
−
2.50
3.25
−
2.15
−
2.26
−
30
1.90
1.20
−
−
50
6. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible.
7. The reference voltage on the adjustable device is measured from the output to the adjust pin across R1.
Unit
V
V
mV/V
%/V
mW/V
mA
mA
mVrms/V
%/kHR
%/V
V
V
V
V
mA
http://onsemi.com
5
Share Link: