Datasheet

IFX27001
Electrical Characteristics
Data Sheet 11 Rev. 1.01, 2009-10-19
Table 7 Electrical Characteristics IFX27001TFV33 DV33 (3.3 V fixed output voltage)
-40 °C<
T
j
<125°C; V
I
=13.5V, I
Q
= 10 mA; unless otherwise specified
Parameter Symbol Limit Values Unit Measuring Conditions
Min. Typ. Max.
Output voltage
V
Q
3.20 3.3 3.40 V 10 mA ≤ I
Q
≤ 1000 mA; 4.7
V ≤
V
I
≤ 16 V
–3.3–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
– 15 50 mV 4.7 V ≤ V
I
≤ 40 V
Load regulation Δ
V
Q
– 6 13 mV 10 mA ≤ I
Q
≤ 800 mA
2)
V
I
= V
Qnom
+ V
DR
2) Measured at constant junction temperature.
– 8 16 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
= 1.0 A
3)
Current consumption
I
q
= I
I
- I
Q
I
q
–0.81.6mAI
Q
= 10 mA
Temperature stability – – 20 – 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–dBf
r
= 120 Hz; V
r
= 0.5 Vpp;
C
ADJ
= 0 μF
4)
–65–dBf
r
= 120 Hz; V
r
= 0.5 Vpp;
C
ADJ
= 10 μF
4)