Protected Power Switches | NCP45521

负载开关，集成式，ecoSWITCH™，11.5 A，故障保护

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概览

ecoSWITCH™ NCP45520、NCP45521 系列负载管理器件提供了一个减少了组件数量和面积的方案，可通过软启动使用涌入电流限值实现高效的功率域切换。除了集成的控制功能和超低导通电阻之外，此类器件还通过故障保护和电源正常信号提供了附加的系统保护和监控。此成本高效的方案适用于需要小占位和低功耗的功率管理和热插拔应用。

  • Power Management
  • System Protection
  • Hot Swapping
  • Portable Electronics and Systems
  • Telecom, Networking, Medical, and Industrial Equipment
  • Set-top Boxes
  • Residential Gateways
  • Enterprise Servers
  • Hot Swap Devices and Peripheral Ports
  • Handheld Devices
  • Notebook and Tablet Computers
  • Advanced Controller with Charge Pump
  • Integrated N-Channel MOSFET
  • Soft-Start via Slew Rate Control (NCP45521-Adjustable, NCP45520-Fixed)
  • Ultra-Low On-Resistance
  • Input Voltage Range 0.5 V to 13.5 V (18V Tolerant)
  • Low Standby Current
  • Quick Output Discharge Function (Adjustable)
  • No External Components Required
  • Enable Pins with CMOS Input Levels
  • Power Good Signaling (NCP45520)
  • Fault Protection: Over Temperature
  • Fault Protection: Under Voltage Lockout
  • Fault Protection: Short-Circuit Protection
  • Pb-Free Device

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CAD Models

Compliance

Package Type

Case Outline

MSL Type

MSL Temp (°C)

Container Type

Container Qty.

ON Target

Over Current - Shutdown (Y/N)

Over Current - Current Source (Y/N)

Current Limit (FIXED/ADJ/NO)

Over Voltage Protection (Y/N)

Reverse Current Blocking (Y/N)

FAULT Signal (Y/N)

PGOOD (Y/N)

UVLO (Y/N)

Rds(on) Typ (mΩ)

Max Current (A)

Output Discharge (Y/N)

IMON Output (Y/N)

Adjustable Slew Rate (Y/N)

Vin Min (V)

Vin Max (V)

Iq (µA)

eFuse / Hot Plug (Y/N)

Input / Output

Product Family

Reference Price

NCP45521IMNTWG-H

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Active

CAD Model

Pb

A

H

P

DFN-8

506CC

3

260

REEL

3000

N

Y

N

FIXED

N

N

N

N

Y

9.5

10.5

Y

N

Y

0.5

13.5

750

Y

1:1

ecoSwitch

$0.532

More Details

NCP45521IMNTWG-L

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Active

CAD Model

Pb

A

H

P

DFN-8

506CC

3

260

REEL

3000

N

Y

N

FIXED

N

N

N

N

Y

9.5

10.5

Y

N

Y

0.5

13.5

750

Y

1:1

ecoSwitch

$0.532

More Details

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