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          首頁
                >RT8>規(guī)格書列表
                
          
            
          
                
          
                    
          型號下載 訂購功能描述制造商 上傳企業(yè)LOGO
          
                    
          RT8249AGQW
          絲?。?a target="_blank" title="Marking" href="/2q/marking.html">2Q；Package：WQFN-20L；Dual-Channel Synchronous DC/DC Step-Down Controller with 5V/3.3V LDOs
          
General Description
The RT8249A/B/C is a dual-channel step-down, controller
generating supply voltages for battery-powered systems.
It includes two Pulse-Width Modulation (PWM) controllers
adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear
regulators. Each linear regulator provides up t
          文件：295.55 Kbytes 頁數(shù)：23 Pages
          RICHTEK
          立锜科技
          

          RT8249B
          Dual-Channel Synchronous DC/DC Step-Down Controller with 5V/3.3V LDOs
          
General Description
The RT8249A/B/C is a dual-channel step-down, controller
generating supply voltages for battery-powered systems.
It includes two Pulse-Width Modulation (PWM) controllers
adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear
regulators. Each linear regulator provides up t
          文件：295.55 Kbytes 頁數(shù)：23 Pages
          RICHTEK
          立锜科技
          

          RT8249BGQW
          絲?。?a target="_blank" title="Marking" href="/2p/marking.html">2P；Package：WQFN-20L；Dual-Channel Synchronous DC/DC Step-Down Controller with 5V/3.3V LDOs
          
General Description
The RT8249A/B/C is a dual-channel step-down, controller
generating supply voltages for battery-powered systems.
It includes two Pulse-Width Modulation (PWM) controllers
adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear
regulators. Each linear regulator provides up t
          文件：295.55 Kbytes 頁數(shù)：23 Pages
          RICHTEK
          立锜科技
          

          RT8249C
          Dual-Channel Synchronous DC/DC Step-Down Controller with 5V/3.3V LDOs
          
General Description
The RT8249A/B/C is a dual-channel step-down, controller
generating supply voltages for battery-powered systems.
It includes two Pulse-Width Modulation (PWM) controllers
adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear
regulators. Each linear regulator provides up t
          文件：295.55 Kbytes 頁數(shù)：23 Pages
          RICHTEK
          立锜科技
          

          RT8249CGQW
          絲?。?a target="_blank" title="Marking" href="/2n/marking.html">2N；Package：WQFN-20L；Dual-Channel Synchronous DC/DC Step-Down Controller with 5V/3.3V LDOs
          
General Description
The RT8249A/B/C is a dual-channel step-down, controller
generating supply voltages for battery-powered systems.
It includes two Pulse-Width Modulation (PWM) controllers
adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear
regulators. Each linear regulator provides up t
          文件：295.55 Kbytes 頁數(shù)：23 Pages
          RICHTEK
          立锜科技
          

          RT8251
          5A, 24V, 570kHz Step-Down Converter
          
General Description
The RT8251 is a monolithic step-down switch mode converter with a built-in internal power MOSFET. It achieves 5A continuous output current over a wide input supply range with excellent load and line regulation. Current mode operation provides fast transient response and eases 
          文件：482.56 Kbytes 頁數(shù)：16 Pages
          RICHTEK
          立锜科技
          

          RT8251GQW
          絲印：GE=**；Package：WQFN-163x3；5A, 24V, 570kHz Step-Down Converter
          
General Description
The RT8251 is a monolithic step-down switch mode converter with a built-in internal power MOSFET. It achieves 5A continuous output current over a wide input supply range with excellent load and line regulation. Current mode operation provides fast transient response and eases 
          文件：482.56 Kbytes 頁數(shù)：16 Pages
          RICHTEK
          立锜科技
          

          RT8252A
          2A, 23V, 340kHz Synchronous Step-Down Converter
          
General Description

The RT8252A is a high efficiency, monolithic synchronous step-down DC/DC converter that can deliver up to 2A output current from a 4.5V to 23V input supply. The RT8252As current mode architecture and external compensation allow the transient response to be optimized over a w
          文件：196.92 Kbytes 頁數(shù)：14 Pages
          RICHTEK
          立锜科技
          

          RT8253A
          3A, 23V, 340kHz Synchronous Step-Down Converter
          
General Description
The RT8253A is a high efficiency, monolithic synchronous step-down DC/DC converter that can deliver up to 3A output current from a 4.5V to 23V input supply. The RT8253As current mode architecture and external compensation allow the transient response to be optimized over a wid
          文件：227.68 Kbytes 頁數(shù)：15 Pages
          RICHTEK
          立锜科技
          

          RT8253B
          3A, 23V, 1.2MHz Synchronous Step-Down Converter
          
General Description
The RT8253B is a high-efficiency, monolithic synchronous step-down DC/DC converter that can deliver up to 3A output current from a 4.5V to 23V input supply. The RT8253Bs current mode architecture and external compensation allow the transient response to be optimized over a wid
          文件：205.9 Kbytes 頁數(shù)：15 Pages
          RICHTEK
          立锜科技
          

          
            
          
		
        
          
            
          
                
          技術參數(shù)
          
            
          
            
            
            	
          • Vs(typ)(V)：
            5
          • Vin(min)(V)：
            4.5
          • Vin(max)(V)：
            26
          • Vout(min)(V)：
            0.75
          • Vout(max)(V)：
            3.3
          • Output Adj. Method：
            Resistor
          • Accuracy(+/- %)：
            1
          • Freq(typ)(kHz)：
            300
          • Freq(min)(kHz)：
            200
          • Freq(max)(kHz)：
            600
          • Iq(typ)(mA)：
            0.34
          • Ext Sync：
            No
          • Features：
            Adjustable Current Limit;Adjustable Frequency;COT Control;Cycle-by-Cycle Current Limit;Diode Emulation Mode;Enable Input;OVP;Power Good;SCP;Selectable (PSM or PWM);UVP
          • Package Type：
            WQFN4x4-16;WQFN3x3-16
          
            
          
        
          
            
          供應商型號品牌批號封裝庫存備注價格
          
                
          



          RICHTEK立锜
          		

          20+
          		

          SOP8
          		

          26600
          		

          只做全新原裝,優(yōu)勢渠道
          		
詢價
          

          



          NMB
          		

          24+
          		

          		

          4
          		

          		
詢價
          

          



          RICHTEK
          		

          16+
          		

          SOP8
          		

          411
          		

          全新原裝現(xiàn)貨
          		
詢價
          

          



          Richtek
          		

          三年內(nèi)
          		

          SOP8
          		

          1983
          		

          只做原裝正品
          		
詢價
          

          



          RICHTEK
          		

          25+
          		

          SOP8
          		

          5800
          		

          百分百原裝正品 真實公司現(xiàn)貨庫存 本公司只做原裝 可
          		
詢價
          

          



          RICHTEK
          		

          17+
          		

          SOP
          		

          89
          		

          一級代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力
          		
詢價
          

          



          RICHTEK
          		

          24+
          		

          SOP-8
          		

          2500
          		

          原裝現(xiàn)貨熱賣
          		
詢價
          

          



          RICHTEK
          		

          24+
          		

          WQFN20
          		

          66800
          		

          原廠授權一級代理,專注汽車、醫(yī)療、工業(yè)、新能源！
          		
詢價
          

          



          RICHTEK
          		

          25+
          		

          SOT23-6
          		

          1001
          		

          就找我吧!--邀您體驗愉快問購元件!
          		
詢價
          

          



          RICHTEK
          		

          20+
          		

          WQFN-32L
          		

          368
          		

          樣品可出,原裝現(xiàn)貨
          		
詢價
          

            
          
        
          
        
          更多RT8供應商
            更新時間2026-1-19 16:34:00
        
          
        
          
          
          
            
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