ACE505

Low noise 150mA LDO regulator

VER 1.4

4

△Vout/

△T

∙Vout

Output Voltage

Temperature

Coefficiency

Iout=30mA

±100

ppm

/

C

PSRR

Ripple Rejection

F=1kHz,

Ripple=0.5Vp-p

Vin=Set Vout+1V

65

dB

Ilim

Short Current Limit

Vout=0V

20

mA

Rpd

CE Pull down

Resistance

2.0

5.0

10.0

M



Vceh

CE Input Voltage

“H”

1.5

Vin

V

Vcel

CE Input Voltage

“L”

0

0.25

V

en

Output Noise

BW=10Hz~100kHz

27

uVr

ms

Electrical Characteristics by Output Voltage

Output Voltage

Vout (V)

Condition

Typ.

Max.

Vout =1.5V

Iout = 120mA

0.38

0.70

Vout = 1.6V

0.36

0.65

Vout = 1.7V

0.34

0.60

1.8

 Vout  2.0

0.32

0.55

2.1

 Vout  2.7

0.28

0.50

2.8

 Vout  4.0

0.22

0.35

Typical Application Circuit

CE

In

ACE505

Out

+

Cap

GND

+

Cap

Application hints:

Note: Input capacitor (Cin=1uF) and Output capacitor (Cout=1uF/2.2uF) are recommended in all

application circuit.