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IP1117/IP1117-18/IP1117-25/IP1117-33/IP1117-50

LDO Regulator with Adjustable and Fixed 1.8V, 2.5V,3.3V,5.0V

ELECTRICAL CHARACTERISTICS

Parameter

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Load Regulation

IP1117

Vin - Vout = 2.0V,

10mA < Iout < 1A

-

0.05

0.5

%

IP1117-18

Vin = 3.8V,

10mA < Iout < 1A

-

1

9

mV

IP1117-25

Vin = 4.5V,

10mA < Iout < 1A

-

1

12

mV

IP1117-33

Vin = 5.3V,

10mA < Iout < 1A

-

1

16

mV

IP1117-50

Vin = 7.0V,

10mA < Iout < 1A

-

1

25

mV

Dropout voltage

Vdrop

Iout = 100mA

-

1.0

1.15

V

Iout = 1A

-

1.1

1.25

V

Quiescent current

Iq

Vin < 12V

-

5

10

mA

Ripple Rejection

RR

f = 120Hz, Cout = 22uF Tantalum,

(Vin-Vout) = 3V, Vripple=1.0Vpp

60

72

-

dB

Current Limit

Ilimit

Vin - Vout = 2V

1

1.5

-

A

Adjust Pin Current

Iadj

-35

-100

uA

Adjust Pin Current

Change

Ichg

10mA < Iout < 1A

1.5V < Vin - Vout < 12V

0.2

5

uA

Minimum Load Cur-

rent

Imin

Only IP1117

10

-

-

mA

Long Term Stability

Stable

0.03

1.0

%

dVout2