Electrical Characteristics

（

Test Conditions: Cin=1uF,Cout=3.4uF,TA=25

°C, unless otherwise specified. ）

LR8563 for arbitrary output voltage

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Vin

Input Voltage

6

V

Vout

Output Voltage

Vin=Set Vout+1V

1mA≤Iout≤30mA

Vout

x0.98

Vout1

Vout

X1.02

V

Iout

(Max.)

Maximun Output

Current

Vin-Vout=1V

300

mA

Iout=100mA

50

80

mV

Dropout

Voltage,Vout≥2.8V

Iout=300mA

160

220

mV

Vou

Vin

Vout

⋅

∆

∆

Line Regulation

Iout=40mA

2.8V≤Vin≤6V

0.05

0.2

%/V

Vout

∆

/

Iout

∆

Load Regulation

Vin=Set Vout+1V

1mA≤Iout≤300mA

30

50

mV

Iss

Supply Current

Vin=Set Vout+1V

15

25

uA

Istandby

Supply Current

(Srandby)

Vin=Set Vout+1V

Vce=GND

0.1

1.0

uA

Vout

T

Vout

⋅

∆

∆

Output Voltage

Temperature

Coefficiency

Iout=30mA

±

100

ppm/

°C

PSRR

Ripple Rejection

F=100Hz,

Ripple=0.5Vp-p

Vin=Set Vout+1V

70

dB

Ilim

Short Current Limit

Vout=0V

500

mA

Rpd

CE Pull down

Resistance

2.0

5.0

10.0

M

Ω

Vceh

CE Input Voltage “H”

1.5

Vin

V

Vcel

CE Input Voltage “L”

0

0.25

V

En

Output Noise

BW=10Hz~100kHz

47

uVrms

1) Vdrop=Vin1-(Vout2*0.98) Vout2 is the output voltage when Vin=Vout1+1.0V and Iout=300Ma

Vin1 is the input voltage at which the output voltage becomes 98% of Vout1 after gradually decreasing the input

voltage.

Leshan Radio Co ., Ltd

5/9