Datasheet

Data Sheet 8 Rev. 1.01, 2009-10-19
IFX27001
Electrical Characteristics
Table 4 Electrical Characteristics IFX27001TFV15 DV15 (1.5 V fixed output voltage)
-40 °C<
T
j
<125°C; V
I
= 13.5 V, I
Q
= 10 mA; unless otherwise specified
Parameter Symbol Limit Values Unit Measuring Conditions
min. typ. max.
Output voltage
V
Q
1.45 1.5 1.55 V 10 mA ≤ I
Q
≤ 1000 mA;
2.9 V ≤
V
I
≤ 16 V
– 1.5 – V 10 mA ≤
I
Q
≤ 1000 mA;
16 V ≤
V
I
≤ 40 V
1)
1) Device is usable within given range without destruction, but the accuracy of the output voltage can only be guarantied in
the range specified in the line above.
Line regulation ΔV
Q
– 4.8 22.5 mV 2.9 V ≤ V
I
≤ 40 V
Load regulation Δ
V
Q
– 2.6 5.2 mV 10 mA ≤ I
Q
≤ 800 mA;
2)
V
I
= V
Qnom
+ V
DR
2) Measured at constant junction temperature
– 3.1 6.25 mV 10 mA ≤ I
Q
≤ 1.0 A
2)
V
I
= V
Qnom
+ V
DR
Dropout voltage V
DR
– 1.00 1.20 V I
Q
= 100 mA
3)
3) Dropout voltage measured when the output voltage has dropped 100 mV from the nominal value.
– 1.05 1.30 V I
Q
= 500 mA
3)
– 1.10 1.35 V I
Q
= 800 mA
3)
– 1.30 1.40 V I
Q
=1.0A
3)
Current consumption
I
q
= I
I
– I
Q
I
q
–0.81.6mAI
Q
=10mA
Temperature stability – – 8.8 – mV
4)
4) Not subject to production test - specified by design.
Current limit I
Qmax
1000 – 2200 mA V
I
– V
Q
<18V;
V
Q
= V
nom
- 100 mV
50 200 – mA
V
I
= 40 V;
V
Q
= V
nom
- 100 mV
T
j
= 25 °C
RMS Output Noise – – 30 – ppm ppm of
V
Q
, T
j
= 25 °C
10 Hz ≤
f ≤ 10 kHz
4)
Power Supply Ripple Rejection PSRR – 65 – dB f
r
=120Hz, V
r
=0.5 V
PP
,
C
ADJ
= 0 μF
4)
–65–dBf
r
= 120 Hz, V
r
=0.5V
PP
,
C
ADJ
= 10 μF
4)