IFX 1117
Characteristics Adjustable Output Voltage Device IFX 1117 GSV
0 °C < Tj < 125 °C; VI = 5 V, IQ = 10 mA; unless otherwise specified.
Parameter
Symbol Limit Values Unit Measuring Conditions
min. typ. max.
Reference voltage VQ
Output voltage
VQ
Line regulation
∆VQ
Load regulation
∆VQ
Drop voltage
VDR
Drop voltage
VDR
Drop voltage
VDR
Drop voltage
VDR
Minimum Load
Iq
Current 4)
1.22 1.250 1.27 V
5
0
– 1.250 – V
–
0.035 0.2 %1)
–
0.2 0.4 %1)
–
0.25 –
%1)
– 1.00 1.10 V
– 1.05 1.15 V
– 1.10 1.20 V
– 1.30 1.40 V
– 1.7 5.0 mA
10 mA ≤ IQ ≤ 800 mA;
1.4 V ≤ (VI-VQ) ≤ 10 V
10 mA ≤ IQ ≤ 1000 mA;
2.65 V ≤ VI ≤ 15 V
1.5 V ≤(VI-VQ)≤ 13.75 V
10 mA ≤ IQ ≤ 800 mA;2)
10 mA ≤ IQ ≤ 1.0 A 2)
IQ = 100 mA 3)
IQ = 500 mA 3)
IQ = 800 mA 3)
IQ = 1.0 A 3)
VI = 15 V
Adjust Current
Adjust Current
Change
IADJ
–
∆IADJ
–
Temperature stability ∆VQ
–
Long Term Stability –
–
100 120 µA IQ = 10 mA
2
5
0.5 –
µA 1.4 V ≤(VI-VQ)≤ 13.6 V;
10 mA ≤ IQ ≤ 800 mA
%1)
5)
0.3 –
%1)
5)
Current limit
RMS Output Noise
IQmax
–
1100 –
– 30
Power Supply Ripple PSRR 65 70
Rejection
2250 mA
– ppm
– dB
VQ = 0.5 V
ppm of VQ, Tj = 25 °C
10 Hz ≤ f ≤ 10 kHz 5)
fr = 120 Hz, Vr = 1 VPP 5)
1) Related to VQ
2) Measured at constant junction temperature
3) Drop voltage measured when the output voltage has dropped 100 mV from the nominal value
obtained at VI = 5.0 V.
4) Minimum load current required to maintain regulation
5) Specified by design; not subject to production test.
Data Sheet
7
Rev. 1.21, 2009-09-04