RN5RY271C Ver la hoja de datos (PDF) - RICOH Co.,Ltd.

Número de pieza

componentes Descripción

Fabricante

RN5RY271C

VFM STEP-UP DC/DC CONVERTER CONTROLLER

RICOH Co.,Ltd. 

RN5RY× × 1

• RN5RY501

Symbol

Item

Conditions

MIN.

TYP.

Topt=25˚C

MAX. Unit

VOUT

Output Voltage

VIN=2.5V, IOUT=10mA

4.875 5.000 5.125 V

VIN

IDD1

IDD2

Istandby

Input Voltage

Supply Current 1

Supply Current 2

Standby Current

EXT No load, VOUT=5.25V, Test circuits1

EXT No load, VOUT=4.75V, Test circuits1

VOUT=2.5V, Test circuits2

10

V

3

5

µA

90

150

µA

0.6

1.5

µA

fosc

Maximum Oscillator Frequency

VOUT=4.75V, Test circuits3

180

kHZ

Duty

Oscillator Duty Cycle

VOUT=4.75V, EXT High side, Test circuits3 60

75

%

Vstart

Oscillator Start-Up Voltage

EXT No load, Test circuits4

0.7

0.8

V

∆VOUT

∆Topt

Output Voltage

Temperature Coefficient

IOUT=10mA

–30˚C≤Topt≤85˚C

±50

ppm/˚C

IEXTH

EXT “H” Output Current

VOUT=4.75V, VEXT=GND, Test circuits5

–1.5 mA

IEXTL

EXT “L” Output Current

VOUT=4.75V, VEXT=4.75V, Test circuits6 1.5

mA

VCEH

CE “H” Input Voltage

VOUT=4.75V, Test circuits4

1.5

V

VCEL

CE “L” Input Voltage

VOUT=4.75V, Test circuits4

0.25

V

ICEH

CE “H” Input Current

CE=5.0V, Test circuits7

0

0.1

µA

ICEL

CE “L” Input Current

CE=GND, Test circuits8

–0.1

0

µA

7

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