Datasheet

Characteristics Adjustable Output Voltage Device IFX1117ME V
0 °C < T
j
< 125 °C; V
I
= 5 V, I
Q
= 10 mA; unless otherwise specified.
Parameter Symbol Limit Values Unit Measuring Conditions
min. typ. max.
Reference voltage
V
Q
1.22
5
1.250 1.27
0
V 10 mA ≤ I
Q
≤ 800 mA;
1.4 V ≤ (V
I
-V
Q
) ≤ 10 V
Output voltage
V
Q
– 1.250 – V 10 mA ≤ I
Q
≤ 1000 mA;
2.65 V ≤ V
I
≤ 15 V
Line regulation Δ
V
Q
– 0.035 0.2 %
1)
1) Related to V
Q
1.5 V ≤(V
I
-V
Q
)≤ 13.75 V
Load regulation Δ
V
Q
– 0.2 0.4 %
1)
10 mA ≤ I
Q
≤ 800 mA;
2)
2) Measured at constant junction temperature
– 0.25 – %
1)
10 mA ≤ I
Q
≤ 1.0 A
2)
Drop voltage V
DR
– 1.00 1.10 V I
Q
= 100 mA
3)
3) Drop voltage measured when the output voltage has dropped 100 mV from the nominal value
obtained at
V
I
= 5.0 V.
Drop voltage V
DR
– 1.05 1.15 V I
Q
= 500 mA
3)
Drop voltage V
DR
– 1.10 1.20 V I
Q
= 800 mA
3)
Drop voltage V
DR
– 1.30 1.40 V I
Q
= 1.0 A
3)
Minimum Load
Current
4)
4) Minimum load current required to maintain regulation
I
q
– 1.7 5.0 mA V
I
= 15 V
Adjust Current
I
ADJ
– 100 120 µA I
Q
= 10 mA
Adjust Current
Cha
nge
ΔI
ADJ
– 2 5 µA 1.4 V ≤(V
I
-V
Q
)≤ 13.6 V;
10 mA ≤ I
Q
≤ 800 mA
Temperature stability Δ
V
Q
– 0.5 – %
1) 5)
5) Specified by design; not subject to production test.
Long Term Stability – – 0.3 – %
1) 5)
Current limit I
Qmax
1100 – 2250 mA V
Q
= 0.5 V
RMS Output Noise – – 30 – ppm ppm of
V
Q
, T
j
= 25 °C
10 Hz ≤ f ≤ 10 kHz
5)
Power Supply Ripple
Rejection
PSRR
65 70 – dB f
r
= 120 Hz, V
r
= 1 V
PP
5)
IFX 1117
Data Sheet 7 Rev. 1.0, 2011-02-24