R1211X 데이터 시트보기 (PDF) - RICOH Co.,Ltd.

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R1211X

STEP-UP DC/DC CONTROLLER

RICOH Co.,Ltd. 

R1211x

TEST CIRCUITS

• R1211x002A/R1211x002C

∗Oscillator Frequency,

Maximum Duty Cycle, VFB Voltage Test

3.3V

VIN

EXT

VFB

GND DELAY

OSCILLOSCOPE

∗EXT "H" ON Resistance

3.3V

VIN

EXT

VFB

GND DELAY

OSCILLOSCOPE

150Ω

∗DELAY Pin Charge Current

3.3V

VIN

VFB

GND DELAY

A

∗Consumption Current Test

6V

A

VIN

VFB

GND DELAY

∗EXT "L" ON Resistance

3.3V

VIN

EXT

VFB

GND DELAY

150Ω

V

∗DELAY Pin Discharge Current

2.5V

VIN

VFB

GND DELAY

A

0.1V

14

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