Datasheet

Data Sheet 7 Rev. 1.13, 2011-02-10
IFX2931
Electrical Characteristics
5 Electrical Characteristics
5.1 Electrical Characteristics IFX2931GV50
Electrical Characteristics
V
I
=14V, T
j
= -40 C to 125 C, I
OUT
= 10 mA, all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified)
Pos. Parameter Symbol Limit Values Unit Conditions
Min. Typ. Max.
5.1.1 Output Voltage
V
OUT
4.75 5 5.25 V T
j
=25°C
4.5 5 5.5 V –
5.1.2 Line Regulation 
V
OUT,line
–210mV9V<V
I
<16V
5.1.3 – 4 30 mV 6 V <
V
I
<26V
5.1.4 Load Regulation 
V
OUT,load
–-14-50mV5mA<I
OUT
<100mA
5.1.5 Output Impedance
1)
1) not subject to production test, specified by design
Z
OUT
–200–m I
OUT
=100mA
DC
and
I
OUT
=10mA
rms
100 Hz - 10 kHz
5.1.6 Current Consumption
I
q
–0.41mAI
OUT
=10mA
6V<
V
I
<26V
5.1.7 – 9 15 mA
I
OUT
=100mA
5.1.8 Output Noise Voltage
1)
V
noise
–500–µV
rms
100 Hz - 10 kHz
C
OUT
=100µF
5.1.9 Long Term Stability
1)
V
OUT,1000h
–20–mV
/1000h
–
5.1.10 Ripple Rejection
1)
PSRR
–80–dBf
ripple
=120Hz
5.1.11 Dropout Voltage
2)
V
I
- V
OUT
2) obtained when the output voltage has dropped 100mV below the nominal value
V
DR
–0.050.2VI
OUT
=10mA
5.1.12 – 0.3 0.6 V
I
OUT
=100mA