R1211D103C datasheet(2/40 Pages) RICOH

Il numero della parte	R1211D103C

Spiegazioni elettronici	STEP-UP DC/DC CONTROLLER

PDF	40 Pages

Scroll/Zoom	100%

Produttore elettronici	RICOH [RICOH electronics devices division]

Homepage	http://www.ricoh.com

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2 / 40 page

R1211x

BLOCK DIAGRAMS

Version A/C

Version B/D

VFB

AMPOUT

EXT

VIN

GND

DELAY

OSC

UVLO

Latch

Vref

DTC

VFB

EXT

VIN

GND

DTC

DELAY

OSC

UVLO

Latch

Chip

Enable

Vref

SELECTION GUIDE

In the R1211x Series, the oscillator frequency, the optional function, and the package type for the ICs can be

selected at the user's request.

The selection can be made with designating the part number as shown below;

R1211x002x-TR ←Part Number

↑

Code

Contents

Designation of Package Type:

D: SON-6

N: SOT23-6W

Designation of Optional Function

A : 700kHz, with AMPOUT pin (External Phase Compensation Type)

B : 700kHz, with CE pin (Internal Phase Compensation Type, with Stand-by)

C : 300kHz, with AMPOUT pin (External Phase Compensation Type)

D : 300kHz, with CE pin (Internal Phase Compensation Type, with Stand-by)

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