RP102Z291D 查看數據表（PDF） - RICOH Co.,Ltd.

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RP102Z291D

LOW NOISE 300mA LDO REGULATOR

RICOH Co.,Ltd. 

RP102x

ELECTRICAL CHARACTERISTICS

• RP102xxx1B/D

VIN=Set VOUT+1V for VOUT options grater than 1.5V. VIN=2.5V for VOUT <= 1.5V.

IOUT=1mA, CIN=COUT=1µF, unless otherwise noted.

Topt=25°C

Symbol

Item

Conditions

Min. Typ. Max. Unit

VOUT

IOUT

Output Voltage

Output Current

VIN=Set VOUT+1V

VOUT > 2.0V

VOUT <= 2.0V

×0.992

−16

300

×1.008 V

+16 mV

mA

∆VOUT/

∆IOUT

Load Regulation

1mA <= IOUT <= 150mA

1mA <= IOUT <= 300mA

10

20

mV

20

40

VDIF Dropout Voltage

Refer to the Electrical Characteristics by Output Voltage

ISS

Supply Current

IOUT=0mA

50

70

µA

Istandby Supply Current (Standby) VCE=0V

0.1 2.0 µA

∆VOUT/

∆VIN

Line Regulation

RR Ripple Rejection

VIN

Input Voltage*

Set VOUT+0.5V <= VIN <= 5V

0.02 0.10 %/V

f=1kHz, Ripple 0.2Vp-p

VIN=Set VOUT+1V, IOUT=30mA

(In case that VOUT <= 2V, VIN=3V)

1.7

80

dB

5.25 V

∆VOUT/ Output Voltage

∆Topt Temperature Coefficient

−40°C <= Topt <= 85°C

±20

ppm

/°C

Ilim

Short Current Limit

VOUT=0V

50

mA

IPD

CE Pull-down Current

0.05 0.3 0.6 µA

VCEH CE Input Voltage “H”

1.5

V

VCEL CE Input Voltage “L”

0.3

V

en Output Noise

BW=10Hz to 100kHz

IOUT=30mA

30

RLOW

Low Output Nch Tr. ON

Resistance (of D version)

VIN=4V

VCE=0V

30

*) When Input Voltage is 5.5V, the total operational time must be within 500hrs.

µVrms

Ω

• Electrical Characteristics by Output Voltage

Output Voltage

VOUT (V)

1.2V <= VOUT < 1.5V

1.5V <= VOUT < 1.7V

1.7V <= VOUT < 2.0V

2.0V <= VOUT < 2.5V

2.5V <= VOUT < 2.8V

2.8V <= VOUT <= 3.3V

Condition

IOUT=150mA

Dropout Voltage VDIF (V)

Typ.

Max.

Condition

0.145

-

0.110 0.160

0.100

0.085

0.140

0.120

IOUT=300mA

0.070 0.100

0.060 0.095

Typ.

0.290

0.220

0.200

0.170

0.140

0.120

Topt=25°C

Max.

0.500

0.320

0.280

0.240

0.200

0.190

5

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