NCP45521: Load Switch, Integrated, ecoSWITCH™, 11.5 A, Fault Protection

The ecoSWITCH™ NCP45520, NCP45521 series of load management devices provide a component and area-reducing solution for efficient power domain switching with inrush current limit via soft start. In addition to integrated control functionality with ultra low on-resistance these devices offer additional system safeguards and monitoring via fault protection and power good signaling. This cost effective solution is ideal for power management and hot-swap applications requiring low power consumption in a small footprint.

Features

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

Applications

Power Management
System Protection
Hot Swapping

End Products

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

Data Sheets (1)

Document Title	Document ID/Size	Revision	Revision Date
ecoSWITCH Advanced Load Management: 11.5A Integrated Load Switch w/ Ultra-Low RON, VIN Range= 0.5V-13.5V, Power Good Out or Adj. Slew Rate, Adj. Discharge, & Fault Protection	NCP45520/D (134kB)	3

Evaluation Board Documents (4)

Document Title	Document ID/Size	Revision	Revision Date
NCP45521IMNGEVB Bill of Materials ROHS Compliant	NCP45521IMNGEVB_BOM_ROHS (76kB)	0
NCP45521IMNGEVB Gerber Layout Files (Zip Format)	NCP45521IMNGEVB_GERBER (15kB)	0
NCP45521IMNGEVB Schematic	NCP45521IMNGEVB_SCHEMATIC (157kB)	0
NCP45521IMNGEVB Test Procedure	NCP45521IMNGEVB_TEST_PROCEDURE (20kB)	0

Package Drawings (1)

Document Title	Document ID/Size	Revision
DFN8 2x2, 0.5P	506CC (31.6kB)	A

Evaluation/Development Tool Information

Product	Status	Compliance	Short Description
NCP45521IMNGEVB	Active	Pb-free	Integrated Load Switch with Ultra-Low Ron, 11.5A, Evaluation Board

Order Information

Product	Status	Compliance	Package		MSL*	Container		Budgetary Price/Unit
NCP45521IMNTWG-H	Active	Pb-free Halide free	DFN-8	506CC	3	Tape and Reel	3000	$0.318
NCP45521IMNTWG-L	Active	Pb-free Halide free	DFN-8	506CC	3	Tape and Reel	3000	$0.318