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R1221N

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

R1221N

Step-down DC/DC Converter with Voltage Detector

■ OUTLINE\nThe R1221N Series are PWM step-down DC/DC Converter controllers embedded with a voltage detector, with low supply current by CMOS process.\nEach step-down DC/DC converter in these ICs consists of an oscillator, a PWM control circuit, a reference voltage unit, an error amplifier, a soft-st; ? Wide Range of Input Voltage · · · · · · · · · · · · · 2.3V to 13.2V\n? Built-in Soft-start Function and two choices of Protection Function(Latch-type or Reset-type)\n? Two choices of Oscillator Frequency · · · · · · · · · · 300kHz, 500kHz\n? High Efficiency · · · · · · · · · · · · · · · · · · · · ;

NisshinboNisshinbo Micro Devices Inc.

日清紡微電子?清紡微電?株式會社

Nisshinbo

R1221N15AA

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

R1221N15AA-TR

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

R1221N15AC

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

R1221N15AC-TR

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

R1221N15AD

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

R1221N15AD-TR

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

R1221N15AE

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

R1221N15AE-TR

Step-down DC/DC Converter with Voltage Detector

OUTLINE TheR1221NSeriesarePWMstep-downDC/DCConvertercontrollersembeddedwithavoltagedetector,withlowsupplycurrentbyCMOSprocess. Eachstep-downDC/DCconverterintheseICsconsistsofanoscillator,aPWMcontrolcircuit,areferencevoltageunit,anerroramplifier,asoft-st

RicohRICOH electronics devices division

理光理光集團

詳細參數(shù)

  • 型號：

    R1221N

  • 制造商：

    RICOH

  • 制造商全稱：

    RICOH electronics devices division

  • 功能描述：

    Step-down DC/DC Converter with Voltage Detector

供應(yīng)商型號品牌批號封裝庫存備注價格
RICOH
24+
SOT23-6
19699
詢價
RICOH
21+
SOT23-6
12588
原裝正品,自己庫存 假一罰十
 詢價
RICOH/理光
23+
SOT-23-6
50000
全新原裝正品現(xiàn)貨,支持訂貨
 詢價
RICOH/理光
23+
SOT23-6
11200
原廠授權(quán)一級代理、全球訂貨優(yōu)勢渠道、可提供一站式BO
 詢價
RICOH
NA
8560
一級代理 原裝正品假一罰十價格優(yōu)勢長期供貨
 詢價
RICOH/理光
22+
SOT-23-6
100000
代理渠道/只做原裝/可含稅
 詢價
RICOH/理光
23+
SOT23-6
89630
當天發(fā)貨全新原裝現(xiàn)貨
 詢價
ROH/理光
24+
NA/
3000
優(yōu)勢代理渠道,原裝正品,可全系列訂貨開增值稅票
 詢價
RICOH/理光
24+
NA
990000
明嘉萊只做原裝正品現(xiàn)貨
 詢價
17PB
SOT-153
1
普通
 詢價
更多R1221N供應(yīng)商 更新時間2025-8-3 15:30:00

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