
- 制造厂商:TI(德州仪器,Texas Instruments)
- 产品类别:电源管理
- 技术类目:直流/直流开关稳压器 - 升压稳压器
- 功能描述:3.1-40V 宽输入电压、2A 电流模式非同步升压稳压器
- 点击这里打开及下载LM5000的技术文档资料
- TI代理渠道,提供当日发货、严格的质量标准,满足您的目标价格

The LM5000 is a monolithic integrated circuit specifically designed and optimized for flyback, boost or forward power converter applications. The internal power switch is rated for a maximum of 80V, with a current limit set to 2A. Protecting the power switch are current limit and thermal shutdown circuits. The current mode control scheme provides excellent rejection of line transients and cycle-by-cycle current limiting. An external compensation pin and the built-in slope compensation allow the user to optimize the frequency compensation. Other distinctive features include softstart to reduce stresses during start-up and an external shutdown pin for remote ON/OFF control. There are two operating frequency ranges available. The LM5000-3 is pin selectable for either 300kHz (FS Grounded) or 700kHz (FS Open). The LM5000-6 is pin selectable for either 600kHz (FS Grounded) or 1.3MHz (FS Open). The device is available in a low profile 16-lead TSSOP package or a thermally enhanced 16-lead LLP package.
- Vin (Min) (V)
- 3.1
- Vin (Max) (V)
- 40
- Vout (Min) (V)
- 1.259
- Vout (Max) (V)
- 75
- Switch current limit (Typ) (A)
- 2
- Regulated outputs (#)
- 1
- Switching frequency (Min) (kHz)
- 300
- Switching frequency (Max) (kHz)
- 1300
- Iq (Typ) (mA)
- 2.1
- Features
- Enable
- Duty cycle (Max) (%)
- 90
- Rating
- Catalog
LM5000的完整型号有:LM5000-3MTC/NOPB、LM5000-3MTCX/NOPB、LM5000SD-3/NOPB、LM5000SD-6/NOPB、LM5000SDX-3/NOPB、LM5000-3MTC、LM5000-3MTCX,以下是这些产品的关键参数及官网采购报价:
LM5000-3MTC/NOPB,工作温度:-40 to 125,封装:TSSOP (PW)-16,包装数量MPQ:92个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LM5000-3MTC/NOPB的批量USD价格:2.299(1000+)
LM5000-3MTCX/NOPB,工作温度:-40 to 125,封装:TSSOP (PW)-16,包装数量MPQ:2500个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LM5000-3MTCX/NOPB的批量USD价格:1.916(1000+)
LM5000SD-3/NOPB,工作温度:-40 to 125,封装:WSON (NHQ)-16,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LM5000SD-3/NOPB的批量USD价格:2.299(1000+)
LM5000SD-6/NOPB,工作温度:-40 to 125,封装:WSON (NHQ)-16,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LM5000SD-6/NOPB的批量USD价格:1.916(1000+)
LM5000SDX-3/NOPB,工作温度:-40 to 125,封装:WSON (NHQ)-16,包装数量MPQ:4500个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LM5000SDX-3/NOPB的批量USD价格:1.916(1000+)
LM5000-3MTC,工作温度:-40 to 125,封装:TSSOP (PW)-16,包装数量MPQ:92个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LM5000-3MTC的批量USD价格:2.97(1000+)
LM5000-3MTCX,工作温度:-40 to 125,封装:TSSOP (PW)-16,包装数量MPQ:2500个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LM5000-3MTCX的批量USD价格:2.587(1000+)

LM5000EVAL 高电压开关模式稳压器
PSpice for TI 可提供帮助评估模拟电路功能的设计和仿真环境。此功能齐全的设计和仿真套件使用 Cadence 的模拟分析引擎。PSpice for TI 可免费使用,包括业内超大的模型库之一,涵盖我们的模拟和电源产品系列以及精选的模拟行为模型。借助PSpice for TI 的设计和仿真环境及其内置的模型库,您可对复杂的混合信号设计进行仿真。创建完整的终端设备设计和原型解决方案,然后再进行布局和制造,可缩短产品上市时间并降低开发成本。
在PSpice for TI 设计和仿真工具中,您可以搜索 TI (...)
FLYBUCK-FLYBACK-DESIGN-CALC Fly-Buck 和反激式拓扑选择器
该工具可帮助电源工程师基于规格选择正确的隔离式直流-直流拓扑。根据所选择的拓扑,计算器还会针对设计建议正确的 IC。LM5000MATHCAD-CALC LM5000 Mathcad 设计工具
PMP7932 是一款隔离型反激式转换器,接受 12Vin 至 24Vin 的输入电压,提供 +12Vout @ 0.25A 和 -12V @ 0.25A 的双极输出。





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