| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
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 页数:16 Pages | RichTek 立锜科技 | RichTek | |
RT8251 | 5A, 24V, 570kHz 同步降压型 DC/DC 转换器 RT8251为内建功率级MOSFET的DC/DC单芯片转换器,可在宽输入电压范围内达到5A的连续电流输出,并具有良好的负载与电源电压调节率,电流模式操作提供快速的瞬时响应与简易的回路稳定架构。此外并提供了逐周期形式的限流机制与热关断保护功能,操作于关机模式时,只有25μA的低电流消耗。另可藉由所自行设计的缓启动机制,降低启动时产生过大的输入电涌与输出电压峰值。RT8251只需要少数的外部组件,并支持WQFN-16L 3x3 与SOP-8 (裸露焊盘) 两种封装。 • 输入电压范围 : 4.75V 至 24V\n• 5A 输出电流\n• 内建功率级 MOSFET : 70mΩ\n• 恒定操作频率 570kHz\n• 过热关机保护\n• 符合RoHS规范与无卤特性; | Richtek 立锜科技 | Richtek | |
丝印: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 页数:16 Pages | RichTek 立锜科技 | RichTek | ||
Package:16-WFQFN 裸露焊盘;包装:剪切带(CT) 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 5A 16WQFN | Richtek USA Inc. | Richtek USA Inc. | ||
Package:16-WFQFN 裸露焊盘;包装:剪切带(CT) 功能:降压 类别:集成电路(IC) DC DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 5A 16WQFN | Richtek USA Inc. | Richtek USA Inc. | ||
Package:8-SOIC(0.154",3.90mm 宽)裸露焊盘;包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 5A 8SOP | Richtek USA Inc. | Richtek USA Inc. |
技术参数
- Vin(min)(V):
4.75
- Vin(max)(V):
24
- Number of Outputs:
1
- Vout(min)(V):
0.8
- Vout(max)(V):
15
- Output Adj. Method:
Resistor
- Iout(max)(A):
5
- Current Limit(typ)(A):
6.8
- Freq(typ)(kHz):
570
- Ext Sync:
No
- Ron_HS(typ)(mOhm):
70
- Ron_LS(typ)(mOhm):
15
- Iq(typ)(mA):
0.8
- Features:
Adjustable Soft-Start;Current Mode Control;Cycle-by-Cycle Current Limit;Enable Input;Force PWM;OCP;OTP;Stable with Ceramic Capacitor;UVP
- Package Type:
PSOP-8;WQFN3x3-16
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
RICHTEK/立锜 |
24+ |
PSOP-8 |
32074 |
原装正品现货供应 |
询价 | ||
RICHTEK |
24+ |
PSOP-8 |
36500 |
原装现货/放心购买 |
询价 | ||
RICHTEK |
2016+ |
SOP-8 |
5500 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
Richtek |
18+ |
SOP-8 |
85600 |
保证进口原装可开17%增值税发票 |
询价 | ||
RICHTEK/立锜 |
18+ |
SOIC-8 |
19436 |
全新原装现货,可出样品,可开增值税发票 |
询价 | ||
RichtekUSAInc. |
24+ |
8-SOP-EP |
66800 |
原厂授权一级代理,专注汽车、医疗、工业、新能源! |
询价 | ||
RichtekUSA |
20+ |
16-WFQFN |
65790 |
原装优势主营型号-可开原型号增税票 |
询价 | ||
RICHTEK |
25+ |
WQFN16 |
30000 |
代理全新原装现货,价格优势 |
询价 | ||
Richtek |
20+ |
N/A |
3438 |
加我qq或微信,了解更多详细信息,体验一站式购物 |
询价 | ||
RICHTEK(台湾立锜) |
2447 |
WQFN-16L_3x3mm |
105000 |
1500个/圆盘一级代理专营品牌!原装正品,优势现货, |
询价 |
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