VIN |
Input voltage range |
|
1.7 |
|
5.5 |
V |
VOUT |
Output voltage range |
|
1.2 |
|
5 |
V |
IOUT |
Output current |
|
150 |
|
|
mA |
|
DC output accuracy |
TJ = +25°C |
|
0.5% |
|
|
VOUT ≥ 1.2 V, –40°C ≤ TJ ≤ +85°C |
–1.5% |
|
1.5% |
|
VOUT ≤ 1.2 V |
|
|
25 |
mV |
ΔVO/VIN |
Line regulation |
VOUT(NOM) + 0.5 V ≤ VIN ≤ 5.5 V |
|
1 |
5 |
mV |
ΔVO/IOUT |
Load regulation |
0 mA ≤ IOUT ≤ 150 mA |
|
10 |
20 |
mV |
VDO |
Dropout voltage |
VIN = 0.98 × VOUT(NOM), IOUT = 150 mA |
1.2 V ≤ VOUT < 1.5 V |
|
330 |
500 |
mV |
1.5 V ≤ VOUT < 1.8 V |
|
330 |
450 |
1.8 V ≤ VOUT ≤ 5 V |
|
215 |
350 |
IGND |
Ground pin current |
IOUT = 0 mA |
|
35 |
55 |
µA |
ISHDN |
Shutdown current |
VEN ≤ 0.4 V, 2 V ≤ VIN ≤ 4.5 V |
|
0.1 |
0.5 |
µA |
PSRR |
Power-supply rejection ratio |
VIN = 3.3 V, VOUT = 2.8 V, IOUT = 30 mA |
f = 10 Hz |
|
70 |
|
dB |
f = 100 Hz |
|
70 |
|
f = 1 kHz |
|
65 |
|
f = 10 kHz |
|
60 |
|
f = 100 kHz |
|
43 |
|
VNOISE |
Output noise voltage |
BW = 100 Hz to 100 kHz, VIN = 2.3 V, VOUT = 1.8 V, IOUT = 10 mA |
|
55 |
|
µVRMS |
tSTR |
Start-up time |
COUT = 1 μF, IOUT = 150 mA |
|
100 |
|
µs |
ISC |
Short current limit |
VIN = min (VOUT(NOM) + 1 V, 5.5 V), VOUT = 0 V |
|
40 |
|
mA |
VHI |
Enable high (enabled) |
|
0.9 |
|
VIN |
V |
VLO |
Enable low (disabled) |
|
0 |
|
0.4 |
V |
IEN |
EN pin current |
EN = 5.5 V |
|
0.01 |
|
µA |
RPULLDOWN |
Pulldown resistor |
|
|
120 |
|
Ω |
UVLO |
Undervoltage lockout |
VIN rising |
|
1.6 |
|
V |