MPQ4560-AEC1
Industrial-Grade, 2A, 2MHz, 55V
Step-Down Converter
Available in AEC-Q100
FEATURES
DESCRIPTION
Guaranteed Industrial Automotive
The MPQ4560 is a high-frequency, step-down,
Temperature Range Limits
switching regulator with an integrated, high-
Wide 3.8V-to-55V Operating Input Range
side, high-voltage, power MOSFET. It provides
250m Internal Power MOSFET
a 2A output with current mode control for fast
Up to 2MHz Programmable Switching
loop response and easy compensation.
Frequency
The wide 3.8V-to-55V input range
140A Quiescent Current
accommodates a variety of step-down
Ceramic Capacitor Stable
applications, including those in automotive input
Internal Soft-Start
environment. A 12A shutdown mode supply
Up to 95% Efficiency
current allows use in battery-powered
Output Adjustable from 0.8V to 52V
applications.
Available in QFN10 (3mmx3mm) and
High-power conversion efficiency over a wide
SOIC8E Packages
load range is achieved by scaling down the
AEC-Q100 Qualified
switching frequency in light load conditions to
APPLICATIONS
reduce the switching and gate driving losses.
High-Voltage Power Conversion
Frequency foldback prevents inductor current
Automotive Systems
runaway during startup and thermal shutdown
Industrial Power Systems
provides reliable, fault tolerant operation.
Distributed Power Systems
By switching at 2MHz, the MPQ4560 can
Battery Powered Systems
prevent electromagnetic interference problems,
All MPS parts are lead-free and adhere to the RoHS directive. For MPS green
such as those found in AM radio and ADSL
status, please visit MPS website under Products, Quality Assurance page.
applications.
MPS and The Future of Analog IC Technology are Registered Trademarks of
Monolithic Power Systems, Inc.
The MPQ4560 is available in small 3mm x 3mm
QFN10 and SOIC8E packages.
TYPICAL APPLICATION
MPQ4560 Rev. 1.1 www.MonolithicPower.com 1
5/24/2016 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
2016 MPS. All Rights Reserved. MPQ4560 2A, 2MHz, 55V, STEP-DOWN CONVERTER
ORDERING INFORMATION
Part Number Package Top Marking Junction Temperature (T )
J
MPQ4560DN*
SOIC8E MP4560DN
MPQ4560DQ**
QFN10 (33mm) T8
40C to +125C
MPQ4560DN-AEC1 SOIC8E MP4560DN
MPQ4560DQ-AEC1 QFN10 (33mm) T8
* For Tape & Reel, add suffix Z (e.g. MPQ4560DN-Z)
For RoHS Compliant Packaging, add suffix LF, (e.g. MPQ4560DN-LFZ)
** For Tape & Reel, add suffix Z (e.g. MPQ4560DQ-Z)
For RoHS Compliant Packaging, add suffix LF, (e.g. MPQ4560DQ-LFZ)
PACKAGE REFERENCE
QFN10 (3x3mm) SOIC8E
(1) (4)
ABSOLUTE MAXIMUM RATINGS Thermal Resistance
JA JC
Supply Voltage (V ) .................... 0.3V to +60V QFN10 (3x3mm) ..................... 50 ...... 12 ... C/W
IN
Switch Voltage (V ) ......... 0.5V to (V + 0.5V) SOIC8E .................................. 50 ...... 10 ... C/W
SW IN
BST to SW .................................... 0.3V to +5V
Notes:
All Other Pins ................................ 0.3V to +5V
1) Exceeding these ratings may damage the device
(2)
Continuous Power Dissipation ....... (T = 25C)
J 2) The maximum allowable power dissipation is a function of the
maximum junction temperature T (MAX), the junction-to-
J
QFN10 (33mm) ........................................ 2.5W
ambient thermal resistance JA, and the ambient temperature
SOIC8E ..................................................... 2.5W
TA. The maximum allowable continuous power dissipation at
Junction Temperature .............................. 150C any ambient temperature is calculated by P (MAX)=(T (MAX)-
D J
T )/ . Exceeding the maximum allowable power dissipation
A JA
Lead Temperature ................................... 260C
will cause excessive die temperature, and the regulator will go
Storage Temperature .............. 65C to +150C
into thermal shutdown. Internal thermal shutdown circuitry
(3)
protects the device from permanent damage.
Recommended Operating Conditions
3) The device is not guaranteed to function outside of its
Supply Voltage V .......................... 3.8V to 55V
IN operating conditions.
4) Measured on JESD51-7 4-layer board.
Output Voltage V ........................ 0.8V to 52V
OUT
Maximum Junction Temp. (T ) .............. +125C
J
MPQ4560 Rev. 1.1 www.MonolithicPower.com 2
5/24/2016 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
2016 MPS. All Rights Reserved.