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59PR9876N数据手册规格书PDF详情
DESCRIPTION
The IR3899 SupIRBuckTM is an easy‐to‐use, fully integrated and highly efficient DC/DC regulator. The onboard PWM controller and MOSFETs make IR3899 a space‐efficient solution, providing accurate power delivery.
IR3899 is a versatile regulator which offers programmable switching frequency and the fixed internal current limit while operates in wide input and output voltage range.
FEATURES
• Single 5V to 21V application
• Wide Input Voltage Range from 1.0V to 21V with external Vcc
• Output Voltage Range: 0.5V to 0.86× Vin
• Enhanced Line/Load Regulation with Feed‐Forward
• Programmable Switching Frequency up to 1.5MHz
• Internal Digital Soft‐Start/Soft‐Stop
• Enable input with Voltage Monitoring Capability
• Thermally Compensated Current Limit with robust hiccup mode over current protection
• Smart internal LDO to improve light load and full load efficiency
• External Synchronization with Smooth Clocking
• Enhanced Pre‐Bias Start‐Up
• Precision Reference Voltage (0.5V+/‐0.5) with margining capability
• Vp for Tracking Applications (Source/Sink Capability +/‐9A)
• Integrated MOSFET drivers and Bootstrap Diode
• Thermal Shut Down
• Programmable Power Good Output with tracking capability
• Monotonic Start‐Up
• Operating temp: ‐40oC < Tj < 125oC
• Small Size: 4mm x 5mm PQFN
• Lead‐free, Halogen‐free and RoHS Compliant
APPLICATIONS
• Netcom Applications
• Embedded Telecom Systems
• Server Applications
• Storage Applications
• Distributed Point of Load Power Architectures
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
VITEC |
23+ |
5000 |
原厂授权代理,海外优势订货渠道。可提供大量库存,详 |
||||
VITEC |
两年内 |
NA |
2405 |
实单价格可谈 |
|||
TOSHIBA |
09+ |
BGA |
5500 |
原装无铅,优势热卖 |
|||
TOSHIBA/东芝 |
2447 |
BGA |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
|||
TOSHIBA |
24+ |
BGA |
20000 |
低价现货抛售(美国 香港 新加坡) |
|||
IR |
专业模块 |
MODULE |
8513 |
模块原装主营-可开原型号增税票 |
|||
IR |
22+ |
MODULE |
6000 |
终端可免费供样,支持BOM配单 |
|||
IR |
23+ |
MODULE |
8000 |
专注配单,只做原装进口现货 |
|||
IR |
23+ |
MODULE |
7000 |
||||
INFINEON/英飞凌 |
2023+ |
MODULE |
212 |
主打螺丝模块系列 |
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