KIA1117API18 datasheet(2/7 Pages) KEC

2 / 7 page

2009. 3. 2

2/7

Revision No : 0

VIN

µF

768

Ω

VOUT

VIN

VOUT

GND

µF

ADJ

µF

124

Ω

VIN

VOUT

µF

GND

1~3

Ω

KIA1117API00~KIA1117API50

Fig.1 Application Circuit-1 (Fixed-Type)

Fig.2 Application Circuit-2 (Adjustable-Type)

ELECTRICAL CHARACTERISTICS

KIA1117API00 (Unless otherwise specified, Tj=-30~125

)

CHARACTERISTIC

SYMBOL

TEST CONDITIONS

MIN.

TYP.

MAX.

UNIT

Output Voltage

VOUT1

VIN=VOUT+1.5V, IOUT=10mA, Tj=25

VOUT 0.98

VOUT

VOUT 1.02

VOUT2

10mA

IOUT 1A, VOUT+1.5V VIN 10V

VOUT 0.97

VOUT

VOUT 1.03

Line Regulation

Reg Line

VOUT+1.5V VIN 10V, IOUT=10mA

Load Regulation

Reg Load

10mA

IOUT 1A, VIN=VOUT+2.0V

0.5

Quiescent Current

IB1

VIN=VOUT+1.25V, IOUT=0A

2.5

IB2

VIN=10V, IOUT=0A

2.5

Adjustable Pin Current

IADJ

VIN=VOUT+1.5V

Minimum Load Current

IMIN

VIN=VOUT+1.5V

Output Noise Voltage

VNO

VIN=VOUT+1.25V, IOUT=40mA,

10Hz

10kHz

100

Vrms

Sort Circuit Current Limit

ISC

VIN=VOUT+2.0V

1.1

Ripple Rejection

IOUT=40mA, f=120Hz, Vripple=1Vp-p

VIN=VOUT+3V

Dropout Voltage

IOUT=1A, VIN=0.95VOUT

1.1

1.4

Temperature Stability

TCVO

VIN=VOUT+1.5V, IOUT=10mA

0.5

VOUT=VREF (1+R2/R1) + IADJ R2

Fig.3 Application Circuit-3 (With MLCC)

•When using a ceramic capacitor,

set an additional series resister 1~3Ω for stability.

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