NCV4276, NCV4276A
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4
ELECTRICAL CHARACTERISTICS (V
I
= 13.5 V; −40°C < T
J
< 150°C; unless otherwise noted.)
Characteristic Symbol Test Conditions
NCV4276 NCV4276A
Unit
Min Typ Max Min Typ Max
OUTPUT
Output Voltage, 5.0 V Version
V
Q
5.0 mA < I
Q
< 400 mA,
6.0 V < V
I
< 28 V
4.8 5.0 5.2 4.9 5.0 5.1 V
Output Voltage, 5.0 V Version V
Q
5.0 mA < I
Q
< 200 mA,
6.0 V < V
I
< 40 V
4.8 5.0 5.2 4.9 5.0 5.1 V
Output Voltage, 3.3 V Version V
Q
5.0 mA < I
Q
< 400 mA,
4.5 V < V
I
< 28 V
3.168 3.3 3.432 3.234 3.3 3.366 V
Output Voltage, 3.3 V Version V
Q
5.0 mA < I
Q
< 200 mA,
4.5 V < V
I
< 40 V
3.168 3.3 3.432 3.234 3.3 3.366 V
Output Voltage, 2.5 V Version V
Q
5.0 mA < I
Q
< 400 mA,
4.5 V < V
I
< 28 V
2.4 2.5 2.6 − − − V
Output Voltage, 2.5 V Version V
Q
5.0 mA < I
Q
< 200 mA,
4.5 V < V
I
< 40 V
2.4 2.5 2.6 − − − V
Output Voltage, 1.8 V Version V
Q
5.0 mA < I
Q
< 400 mA,
4.5 V < V
I
< 28 V
1.728 1.8 1.872 − − − V
Output Voltage, 1.8 V Version V
Q
5.0 mA < I
Q
< 200 mA,
4.5 V < V
I
< 40 V
1.728 1.8 1.872 − − − V
Output Voltage, Adjustable
Version
AV
Q
5.0 mA < I
Q
< 400 mA
V
Q
+1 < V
I
< 40 V
V
I
> 4.5 V
−4% − +4% −2% − +2% V
Output Current Limitation I
Q
V
Q
= 90% V
QTYP
(V
QTYP
= 2.5 V for ADJ version)
400 700 1100 400 700 1100 mA
Quiescent Current (Sleep Mode)
I
q
= I
I
− I
Q
I
q
V
INH
= 0 V − − 10 − − 10 mA
Quiescent Current, I
q
= I
I
− I
Q
I
q
I
Q
= 1.0 mA − 130 220 − 130 200 mA
Quiescent Current, I
q
= I
I
− I
Q
I
q
I
Q
= 250 mA − 10 15 − 10 15 mA
Quiescent Current, I
q
= I
I
− I
Q
I
q
I
Q
= 400 mA − 25 35 − 25 35 mA
Dropout Voltage,
5.0 V Version
3.3 V Version
2.5 V Version
1.8 V Version
Adjustable Version
V
DR
I
Q
= 250 mA,
V
DR
= V
I
− V
Q
V
I
= 5.0 V
V
I
= 4.5 V
V
I
= 4.5 V
V
I
= 4.5 V
V
I
> 4.5 V
−
−
−
−
−
250
−
−
−
250
500
1.332
2.1
2.772
500
−
−
−
−
−
−
−
−
−
250
−
−
−
−
500
mV
V
V
V
mV
Dropout Voltage (5.0 V Version) V
DR
I
Q
= 250 mA (Note 7) − − − − 250 500 mV
Load Regulation DV
Q,LO
I
Q
= 5.0 mA to 400 mA − 10 35 − 3.0 20 mV
Line Regulation DV
Q
DV
I
= 12 V to 32 V,
I
Q
= 5.0 mA
− 2.5 25 − 4.0 15 mV
Power Supply Ripple Rejection PSRR f
r
= 100 Hz, V
r
= 0.5 V
PP
− 60 − − 70 − dB
Temperature Output Voltage Drift d
VQ/dT
− − 0.5 − − 0.5 − mV/K
INHIBIT
Inhibit Voltage, Output High V
INH
V
Q
w V
QMIN
− 2.8 3.5 − 2.3 2.8 V
Inhibit Voltage, Output Low (Off) V
INH
V
Q
v 0.1 V 0.5 1.7 − 1.8 2.2 − V
Input Current I
INH
V
INH
= 5.0 V 5.0 10 20 5.0 10 20 mA
THERMAL SHUTDOWN
Thermal Shutdown Temperature* T
SD
I
Q
= 5.0 mA 150 − 210 150 − 210 °C
*Guaranteed by design, not tested in production.
7. Measured when the output voltage V
Q
has dropped 100 mV from the nominal valued obtained at V = 13.5 V.
