RN5RZ Ver la hoja de datos (PDF) - RICOH Co.,Ltd.

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Lista de partido

RN5RZ

LOW DROP-OUT AND LOW NOISE VOLTAGE REGULATOR

RICOH Co.,Ltd. 

RN5RZ

FOR STABLE OPERATION

• Countermeasure for Noise

2 VIN

VOUT 3

RN5RZ SERIES

Ceramic

Capacitor

VIN

5 CE GND

1

ESR

IOUT

S.A.

Spectrum

Analyzer

Ceramic capacitor

0.01µF

Measuring circuit for white noise ; RN5RZ30B

The relation between output current (IOUT) and Equivalent Series Resistance (ESR) in the output capacitor are

described below. The conditions when the noise level is under 40µV (Avg.) are marked as the hatched area in the

graph.

[Measuring conditions]

Frequency band : 0Hz to 1MHz

Temperature : 25˚C

100.0

Ceramic Capacitor 1µF

: Noise level is under 40µV

10.0

1.0

0.1

0.0

0.0

20.0 40.0 60.0 80.0 100.0

Output Current IOUT(mA)

100.0

Ceramic Capacitor 2.2µF

: Noise level is under 40µV

10.0

1.0

0.1

0.0

0.0

20.0 40.0 60.0 80.0 100.0

Output Current IOUT(mA)

17

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