R1221N15XH-TR 데이터 시트보기 (PDF) - RICOH Co.,Ltd.

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R1221N15XH-TR

Step-down DC/DC Converter with Voltage Detector

RICOH Co.,Ltd. 

n PIN CONFIGURATION

l SOT-23-6W

6 54

VOUT GND CE

(mark side)

EXT VDOUT VIN

12 3

n PIN DESCRIPTION

Pin No.

1

2

3

4

5

6

Symbol

EXT

VDOUT

VIN

CE

GND

VOUT

Description

External Transistor Drive Pin (Output Type ; CMOS)

Voltage Detector Output Pin (Output Type ; Nch Open Drain )

Power Supply Pin

Chip Enable Pin

Ground Pin

Pin for Monitoring Output Voltage

n ABSOLUTE MAXIMUM RATING

Symbol

VIN

VEXT

VCE

VDOUT

VOUT

IEXT

PD

Topt

Tstg

Item

VIN Supply Voltage

EXT Pin Output Voltage

CE Pin Input Voltage

VDOUT Pin Output Voltage

VOUT Pin Input Voltage

EXT Pin Inductor Drive Output Current

Power Dissipation

Operating Temperature Range

Storage Temperature Range

Rating

Unit

15

V

-0.3~VIN+0.3

V

-0.3~VIN+0.3

V

-0.3~15

V

-0.3~VIN+0.3

V

±25

mA

250

mW

-40~+85

°C

-55~+125

°C

Rev. 1.11

12345

-3-

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