● Operating input voltage range: 2.7V to 20V
● Fixed output voltages: 1.2V, 1.5V, 1.8V, 2.5V, 2.8V,
3.0V, 3.3V, 3.8V, 4.2V, and 5.0V
● Adjustable output voltage: 1.2V to (VIN - VDROP)
(Output voltage can be adjusted above initial fixed output voltage for TDFN package)
● 500mA output current
● Output voltage accuracy: ±1% at +25°C
● Low quiescent current: 43μA (typical)
● Low dropout voltage:
360mV (typical) at 500mA current, VOUT = 5.0V
● Low noise:
9.3μVRMS (VOUT = 1.2V)
11μVRMS (VOUT = 2.8V)
VOUT = 14μVRMS at 5.0V
● High PSRR (VIN = VOUT(NOM) + 1V):
100dB (typ) @ 1kHz
83dB (typ) @ 10kHz
52dB (typ) @ 100kHz
55dB (typ) @ 1MHz
● Current limit and thermal protection
● Excellent load and line transient response
● Output auto-discharge
● Stable operation with small ceramic capacitors
● Programmable soft-start (TDFN package only)
● Shutdown current: 1.2μA (typ)
● Reverse current protection when VOUT > VIN
● Foldback current limit protection when VOUT is shorted to GND
● Programmable precision enable
● Operating temperature range: -40℃ to +125℃
● Green TDFN-2×2-6AL and SOT-23-5 package