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LM25061

正在供货

具有功率限制和电源正常信号功能的 2.9V 至 17V 热插拔控制器

产品详情

Vabsmax_cont (V) 20 Vin (max) (V) 17 Vin (min) (V) 2.9 Features Adjustable current limit, Adjustable soft start, Fault output, Overcurrent protection, Power good signal, Short circuit protection, adjustable UVLO Overcurrent response Circuit breaker, Current limiting Fault response Auto-retry, Latch-off Rating Catalog Soft start Adjustable Quiescent current (Iq) (typ) (A) 0.0016 Quiescent current (Iq) (max) (A) 0.0024 Device type eFuses and hot swap controllers Operating temperature range (°C) -40 to 85
Vabsmax_cont (V) 20 Vin (max) (V) 17 Vin (min) (V) 2.9 Features Adjustable current limit, Adjustable soft start, Fault output, Overcurrent protection, Power good signal, Short circuit protection, adjustable UVLO Overcurrent response Circuit breaker, Current limiting Fault response Auto-retry, Latch-off Rating Catalog Soft start Adjustable Quiescent current (Iq) (typ) (A) 0.0016 Quiescent current (Iq) (max) (A) 0.0024 Device type eFuses and hot swap controllers Operating temperature range (°C) -40 to 85
VSSOP (DGS) 10 14.7 mm² (3 mm × 4.9 mm)
  • Operating Range: +2.9V to +17V
  • In-rush Current Limit for Safe Board Insertion into Live Power Sources
  • Programmable Maximum Power Dissipation in the External Pass Device
  • Adjustable Current Limit
  • Circuit Breaker Function for Severe Over-Current Events
  • Internal High Side Charge Pump and Gate Driver for External N-Channel MOSFET
  • Adjustable Under-Voltage Lockout (UVLO) and Hysteresis
  • Adjustable Output Voltage Monitoring and Hysteresis
  • Initial Insertion Timer Allows Ringing and Transients to Subside After System Connection
  • Programmable Fault Timer Avoids Nuisance Trips
  • Active High Open Drain POWER GOOD Output
  • Available in Latched Fault and Automatic Restart Versions
  • Package
    • VSSOP-10
  • Operating Range: +2.9V to +17V
  • In-rush Current Limit for Safe Board Insertion into Live Power Sources
  • Programmable Maximum Power Dissipation in the External Pass Device
  • Adjustable Current Limit
  • Circuit Breaker Function for Severe Over-Current Events
  • Internal High Side Charge Pump and Gate Driver for External N-Channel MOSFET
  • Adjustable Under-Voltage Lockout (UVLO) and Hysteresis
  • Adjustable Output Voltage Monitoring and Hysteresis
  • Initial Insertion Timer Allows Ringing and Transients to Subside After System Connection
  • Programmable Fault Timer Avoids Nuisance Trips
  • Active High Open Drain POWER GOOD Output
  • Available in Latched Fault and Automatic Restart Versions
  • Package
    • VSSOP-10

The LM25061 positive hot swap controller provides intelligent control of the power supply voltage to the load during insertion and removal of circuit cards from a live system backplane or other "hot" power sources. The LM25061 provides in-rush current control to limit system voltage droop and transients. The current limit and power dissipation in the external series pass N-Channel MOSFET are programmable, ensuring operation within the Safe Operating Area (SOA). The POWER GOOD output indicates when the output voltage exceeds a programmable threshold. The input under-voltage level and hysteresis are programmable, as well as the initial insertion delay time and fault detection time. The LM25061-1 latches off after a fault detection, while the LM25061-2 automatically restarts at a fixed duty cycle. The LM25061 is available in a 10 pin VSSOP package.

The LM25061 positive hot swap controller provides intelligent control of the power supply voltage to the load during insertion and removal of circuit cards from a live system backplane or other "hot" power sources. The LM25061 provides in-rush current control to limit system voltage droop and transients. The current limit and power dissipation in the external series pass N-Channel MOSFET are programmable, ensuring operation within the Safe Operating Area (SOA). The POWER GOOD output indicates when the output voltage exceeds a programmable threshold. The input under-voltage level and hysteresis are programmable, as well as the initial insertion delay time and fault detection time. The LM25061-1 latches off after a fault detection, while the LM25061-2 automatically restarts at a fixed duty cycle. The LM25061 is available in a 10 pin VSSOP package.

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顶层文档 类型 标题 格式选项 下载最新的英语版本 日期
* 数据表 LM25061 Positive Low Voltage Power Limiting Hot Swap Controller 数据表 (Rev. E) 2013-3-28
选择指南 电源管理指南 2018 2018-7-31
选择指南 Hot Swap Selection Tool 2015-7-28

设计与开发

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仿真模型

LM25061-1 Unencrypted PSpice Transient Model Package (Rev. A)

SNVM380A.ZIP (70 KB) - PSpice 模型
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仿真模型

LM25061-2 Unencrypted PSpice Transient Model Package (Rev. A)

SNVM379A.ZIP (69 KB) - PSpice 模型
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计算工具

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VSSOP (DGS) 10 Ultra Librarian

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