方案名稱:
【共陽極高輝度無頻閃調(diào)光IC方案FP7125】耐壓100V10A LED降壓恒流PWM調(diào)光芯片汽車大燈車燈調(diào)光電源應(yīng)用
方案品牌:
遠(yuǎn)翔FEELING(雅欣-大陸總代理商)
芯片圖片
![poYBAGNra2yAMZyHADZj5ru4HJc345.png](https://file.elecfans.com/web2/M00/78/CC/poYBAGNra2yAMZyHADZj5ru4HJc345.png)
方案描述:
FP7125是在恒定關(guān)斷時(shí)間內(nèi)工作的平均電流模式控制LED驅(qū)動(dòng)器IC模式。FP7125不會(huì)產(chǎn)生峰均誤差,因此可以大大提高精度,LED電流的線路和負(fù)載調(diào)節(jié),無需環(huán)路補(bǔ)償或高壓側(cè)電流感應(yīng)。輸出LED電流精度為±3%。FP7125可以由8.0-100V電源供電。提供PWM和線性調(diào)光輸入接受外部控制TTL兼容信號(hào)。輸出電流可以通過一個(gè)內(nèi)部250mV基準(zhǔn)。
方案功能及特點(diǎn)
?快速平均電流控制
?內(nèi)部8至100V線性穩(wěn)壓器
?線性和PWM調(diào)光能力
?具有短路模式的輸出短路保護(hù)
?需要很少的外部組件進(jìn)行操作
應(yīng)用范圍
?DC / DC或AC / DC LED驅(qū)動(dòng)器應(yīng)用
?LED路燈
?平板顯示器的背光
?通用恒流源
?標(biāo)牌和裝飾性LED照明
?充電器
腳位描述
![poYBAGNrPZmABHm-AAPOXYY9Oig310.png](https://file.elecfans.com/web2/M00/78/9F/poYBAGNrPZmABHm-AAPOXYY9Oig310.png)
線路圖
![pYYBAGNra0-AJgYJAAEHChGWh60812.png](https://file.elecfans.com/web2/M00/79/5B/pYYBAGNra0-AJgYJAAEHChGWh60812.png)
![poYBAGNra1GANXJxAACH1D9O-Ac593.png](https://file.elecfans.com/web2/M00/78/CB/poYBAGNra1GANXJxAACH1D9O-Ac593.png)
![poYBAGNra1CAMvtBAAF9B3sve1w864.png](https://file.elecfans.com/web2/M00/78/CB/poYBAGNra1CAMvtBAAF9B3sve1w864.png)
![poYBAGFtC8GAf1fXAAEW3a4hg58344.png](https://file.elecfans.com/web2/M00/18/4A/poYBAGFtC8GAf1fXAAEW3a4hg58344.png)
![poYBAGNra1KAGLcqAAHYOteavAg788.png](https://file.elecfans.com/web2/M00/78/CB/poYBAGNra1KAGLcqAAHYOteavAg788.png)
![poYBAGNra1KAVcVvAAI1BngMK4s182.png](https://file.elecfans.com/web2/M00/78/CB/poYBAGNra1KAVcVvAAI1BngMK4s182.png)
![poYBAGNra1CANJRZAAKq7e0a_lM572.png](https://file.elecfans.com/web2/M00/78/CB/poYBAGNra1CANJRZAAKq7e0a_lM572.png)
![pYYBAGNra1KAfP1nAAFwldRrQHc802.png](https://file.elecfans.com/web2/M00/79/5B/pYYBAGNra1KAfP1nAAFwldRrQHc802.png)
![pYYBAGNra1GAEm4tAAIQ9coYB1g640.png](https://file.elecfans.com/web2/M00/79/5B/pYYBAGNra1GAEm4tAAIQ9coYB1g640.png)
![pYYBAGNra1CADttzAAIfayVd-Qc902.png](https://file.elecfans.com/web2/M00/79/5B/pYYBAGNra1CADttzAAIfayVd-Qc902.png)
![pYYBAGNra1OAAEeNAAFz0aZHJiU811.png](https://file.elecfans.com/web2/M00/79/5B/pYYBAGNra1OAAEeNAAFz0aZHJiU811.png)
![poYBAGNra1GAJ_XpAADfdwQpS10696.png](https://file.elecfans.com/web2/M00/78/CB/poYBAGNra1GAJ_XpAADfdwQpS10696.png)
![pYYBAGNra1GAF_PGAAHaoJUxg1s614.png](https://file.elecfans.com/web2/M00/79/5B/pYYBAGNra1GAF_PGAAHaoJUxg1s614.png)
![poYBAGNra1CAVGpvAADqHLP8TR8207.png](https://file.elecfans.com/web2/M00/78/CB/poYBAGNra1CAVGpvAADqHLP8TR8207.png)
![pYYBAGNra1CAQjcwAAHVaZWHGvg740.png](https://file.elecfans.com/web2/M00/79/5B/pYYBAGNra1CAQjcwAAHVaZWHGvg740.png)
![pYYBAGNra1OAdqXfAAOIBHC0Gtc439.png](https://file.elecfans.com/web2/M00/79/5B/pYYBAGNra1OAdqXfAAOIBHC0Gtc439.png)
![poYBAGNra1OADvKqAAIpiZNxEPQ846.png](https://file.elecfans.com/web2/M00/78/CB/poYBAGNra1OADvKqAAIpiZNxEPQ846.png)
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