NCP45521IMNTWG-H ON Semiconductor, NCP45521IMNTWG-H Datasheet

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NCP45521IMNTWG-H

Manufacturer Part Number
NCP45521IMNTWG-H
Description
Power Switch ICs - Power Distribution
Manufacturer
ON Semiconductor
Datasheet

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Part Number:
NCP45521IMNTWG-H
Manufacturer:
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Part Number:
NCP45521IMNTWG-H
0
NCP45520, NCP45521
ecoSWITCHt
Advanced Load Management
Controlled Load Switch with Low R
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 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
Typical Applications
© Semiconductor Components Industries, LLC, 2013
January, 2013 − Rev. 1
The NCP4552x series of load switches provide a component and
Advanced Controller with Charge Pump
Integrated N-Channel MOSFET with Low R
Input Voltage Range 0.5 V to 13.5 V
Soft-Start via Controlled Slew Rate
Adjustable Slew Rate Control (NCP45521)
Power Good Signal (NCP45520)
Thermal Shutdown
Undervoltage Lockout
Short-Circuit Protection
Extremely Low Standby Current
Load Bleed (Quick Discharge)
This is a Pb−Free Device
Portable Electronics and Systems
Notebook and Tablet Computers
Telecom, Networking, Medical, and Industrial Equipment
Set−Top Boxes, Servers, and Gateways
Hot Swap Devices and Peripheral Ports
Bandgap
Charge
Biases
Pump
V
&
CC
(*Note: either PG or SR available for each part)
Delay and
Slew Rate
Control
Figure 1. Block Diagram
Control
Logic
SR*
EN
GND
PG*
Undervoltage
Short−Circuit
ON
Protection
Thermal,
BLEED
&
ON
V
1
V
OUT
IN
See detailed ordering and shipping information on page 9 of
this data sheet.
GND
V
R
V
EN
10.1 mW
12.8 mW
CC
9.5 mW
ON
IN
(Note: Microdot may be in either location)
TYP
1
2
3
4
ORDERING INFORMATION
XX = PH for NCP45520−H
M
G
PIN CONFIGURATION
MARKING DIAGRAM
http://onsemi.com
= PL for NCP45520−L
= SH for NCP45521−H
= SL for NCP45521−L
= Date Code
= Pb−Free Package
3.3 V
3.3 V
3.3 V
V
CASE 506CC
1
CC
DFN8, 2x2
(Top View)
9: V
XX MG
1
IN
Publication Order Number:
G
1.8 V
5.0 V
12 V
V
IN
8
7
6
5
NCP45520/D
10.5 A
I
V
V
PG or SR
BLEED
MAX
OUT
OUT

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NCP45521IMNTWG-H Summary of contents

Page 1

NCP45520, NCP45521 ecoSWITCHt Advanced Load Management Controlled Load Switch with Low R The NCP4552x series of load switches provide a component and area-reducing solution for efficient power domain switching with inrush current limit via soft start. In addition to integrated ...

Page 2

Table 1. PIN DESCRIPTION Pin Name GND 5 BLEED OUT Table 2. ABSOLUTE MAXIMUM RATINGS Rating Supply Voltage Range Input Voltage Range Output Voltage ...

Page 3

Table 3. OPERATING RANGES Rating Supply Voltage Input Voltage Ground Ambient Temperature Junction Temperature Table 4. ELECTRICAL CHARACTERISTICS Parameter MOSFET On−Resistance Leakage Current (Note 8) CONTROLLER Supply Standby Current (Note 9) Supply Dynamic Current (Note 10) Bleed Resistance Bleed Pin ...

Page 4

Table 5. SWITCHING CHARACTERISTICS Parameter Output Slew Rate (Note 17) Output Turn−on Delay (Note 17) Output Turn−off Delay (Note 17) Power Good Turn−on Time (Note 18) Power Good Turn−off Time (Note 18) 15. See below figure for Test Circuit and ...

Page 5

Enable Control Both the NCP45520 and the NCP45521 have two part numbers, NCP4552x-H and NCP4552x-L, that only differ in the polarity of the enable control. The NCP4552x-H devices allow for enabling the MOSFET in an active-high configuration. When the V ...

Page 6

This circuitry is disabled when EN is not active to reduce standby current. When an over-temperature condition is detected, the MOSFET is immediately turned off and the load bleed is activated. The part comes out of thermal shutdown when ...

Page 7

V CC 3.0 V − 5.5 V BACKPLANE REMOVABLE CARD Bandgap & Biases Delay and Charge Slew Rate Pump Figure 4. NCP45520 Typical Application Diagram − Hot Swap V TERM Controller R PD 100 kW PG NCP45520−H ...

Page 8

V − 5.5 V Controller Bandgap Control & Logic Biases Delay and Charge Slew Rate Pump Control Figure 6. NCP45521 Typical Application Diagram − Load Switch 3.0 V − 5.5 ...

Page 9

... ORDERING INFORMATION Device Pin 6 Functionality NCP45520IMNTWG−H NCP45520IMNTWG−L NCP45521IMNTWG−H NCP45521IMNTWG−L †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. EN Polarity PG Active−High PG Active−Low SR Active−High SR Active− ...

Page 10

... 0.05 C NOTE 3 *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. N. American Technical Support: 800−282−9855 Toll Free USA/Canada Europe, Middle East and Africa Technical Support: Phone: 421 33 790 2910 Japan Customer Focus Center Phone: 81− ...

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