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MP8668DL-LF-Z

Description
Switching Regulator, Current-mode, 800kHz Switching Freq-Max, 3 X 4 MM, ROHS COMPLIANT, MO-229VGED-3, QFN-14
CategoryPower/power management    The power supply circuit   
File Size314KB,10 Pages
ManufacturerMonolithic Power Systems
Websitehttps://www.monolithicpower.com
Environmental Compliance  
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MP8668DL-LF-Z Overview

Switching Regulator, Current-mode, 800kHz Switching Freq-Max, 3 X 4 MM, ROHS COMPLIANT, MO-229VGED-3, QFN-14

MP8668DL-LF-Z Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Parts packaging codeSON
package instructionHVSON,
Contacts14
Reach Compliance Codecompliant
ECCN codeEAR99
Factory Lead Time8 weeks
Analog Integrated Circuits - Other TypesSWITCHING REGULATOR
control modeCURRENT-MODE
Control TechnologyPULSE WIDTH MODULATION
Maximum input voltage21 V
Minimum input voltage4.5 V
Nominal input voltage12 V
JESD-30 codeR-XDSO-N14
JESD-609 codee3
length4 mm
Humidity sensitivity level2
Number of functions1
Number of terminals14
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Package body materialUNSPECIFIED
encapsulated codeHVSON
Package shapeRECTANGULAR
Package formSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Celsius)260
Certification statusNot Qualified
Maximum seat height1 mm
surface mountYES
Switch configurationBUCK
Maximum switching frequency800 kHz
Temperature levelINDUSTRIAL
Terminal surfaceMatte Tin (Sn)
Terminal formNO LEAD
Terminal pitch0.5 mm
Terminal locationDUAL
Maximum time at peak reflow temperature40
width3 mm
Base Number Matches1
MP8668
8A, 21V, 600KHz Step-Down Converter
with Synchronizable Gate Driver
The Future of Analog IC Technology
DESCRIPTION
The MP8668 is a monolithic step-down switch
mode converter with a built in internal power
MOSFET. It achieves 8A continuous output
current over a wide input supply range with
excellent load and line regulation.
Current mode operation provides fast transient
response and eases loop stabilization.
Fault condition protection includes cycle-by-cycle
current limiting and thermal shutdown.
The MP8668 requires a minimum number of
readily available standard external components
and is available in a space saving 3mm x 4mm
14-pin QFN package.
FEATURES
Wide 4.5V to 21V Operating Input Range
8A Continuous Output Current
42mΩ Internal Power MOSFET Switch
Power Good Indicator
Synchronous Gate Driver Delivers up to
95% Efficiency
Fixed 600KHz Frequency
Synchronizable Up to 1.5MHz
Cycle-by-Cycle Over Current Protection with
Hiccup
Thermal Shutdown
Output Adjustable from 0.8V
Stable with Low ESR Output Ceramic
Capacitors
Available in a 3mm x 4mm 14-Pin QFN
Package
Point of Load Regulator in Distributed
Power System
Digital Set Top Boxes
Personal Video Recorders
Broadband Communications
Flat Panel Television and Monitors
APPLICATIONS
“MPS” and “The Future of Analog IC Technology” are Registered Trademarks of
Monolithic Power Systems, Inc.
TYPICAL APPLICATION
V
IN
4, 5, 6
C1
22uF
25V
12
IN
BST
11
Efficiency vs
Output Current
C4
100nF L1
16V
2.2uH
100
EFFICIENCY (%)
C3
1uF
16V
PGOOD
3.3V
OFF ON
VCC
SW
8, 9, 10
V
OUT
3.3V
V
IN
=12V
90
V
IN
=20V
MP8668
2
PG
BG
13
M2
C2
100uF
6.3V
80
V
OUT
=3.3V
70
1
2
3 4
5
6
7
OUTPUT CURRENT (A)
8
3
EN/SYNC
GND
14
FB
1
MP8668 Rev. 1.1
11/12/2007
www.MonolithicPower.com
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2007 MPS. All Rights Reserved.
1

MP8668DL-LF-Z Related Products

MP8668DL-LF-Z MP8668DL MP8668DL-LF MP8668DL-Z
Description Switching Regulator, Current-mode, 800kHz Switching Freq-Max, 3 X 4 MM, ROHS COMPLIANT, MO-229VGED-3, QFN-14 Switching Regulator, Current-mode, 800kHz Switching Freq-Max, 3 X 4 MM, MO-229VGED-3, QFN-14 Switching Regulator, Current-mode, 800kHz Switching Freq-Max, 3 X 4 MM, ROHS COMPLIANT, MO-229VGED-3, QFN-14 Switching Regulator, Current-mode, 800kHz Switching Freq-Max, 3 X 4 MM, MO-229VGED-3, QFN-14
Is it lead-free? Lead free Contains lead Lead free Contains lead
Is it Rohs certified? conform to incompatible conform to incompatible
Parts packaging code SON SON SON SON
package instruction HVSON, HVSON, HVSON, HVSON,
Contacts 14 14 14 14
Reach Compliance Code compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99
Analog Integrated Circuits - Other Types SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR
control mode CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE
Control Technology PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION PULSE WIDTH MODULATION
Maximum input voltage 21 V 21 V 21 V 21 V
Minimum input voltage 4.5 V 4.5 V 4.5 V 4.5 V
Nominal input voltage 12 V 12 V 12 V 12 V
JESD-30 code R-XDSO-N14 R-XDSO-N14 R-XDSO-N14 R-XDSO-N14
length 4 mm 4 mm 4 mm 4 mm
Number of functions 1 1 1 1
Number of terminals 14 14 14 14
Maximum operating temperature 85 °C 85 °C 85 °C 85 °C
Minimum operating temperature -40 °C -40 °C -40 °C -40 °C
Package body material UNSPECIFIED UNSPECIFIED UNSPECIFIED UNSPECIFIED
encapsulated code HVSON HVSON HVSON HVSON
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Celsius) 260 NOT SPECIFIED 260 NOT SPECIFIED
Certification status Not Qualified Not Qualified Not Qualified Not Qualified
Maximum seat height 1 mm 1 mm 1 mm 1 mm
surface mount YES YES YES YES
Switch configuration BUCK BUCK BUCK BUCK
Maximum switching frequency 800 kHz 800 kHz 800 kHz 800 kHz
Temperature level INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
Terminal form NO LEAD NO LEAD NO LEAD NO LEAD
Terminal pitch 0.5 mm 0.5 mm 0.5 mm 0.5 mm
Terminal location DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature 40 NOT SPECIFIED 40 NOT SPECIFIED
width 3 mm 3 mm 3 mm 3 mm
Base Number Matches 1 1 1 -
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