MP2152
The Future of Analog IC Technology
5.5V, 2A, Sync Step-Down Converter
with 25μA IQ and Output Discharge
in QFN and SOT563 Packages
DESCRIPTION
FEATURES
The MP2152 is a monolithic, step-down, switchmode converter with built-in, internal power
MOSFETs. The MP2152 achieves 2A of
continuous output current from a 2.5V to 5.5V
input voltage with excellent load and line
regulation. The output voltage can be regulated
as low as 0.6V.
The constant-on-time (COT) control scheme
provides fast transient response and eases loop
stabilization. Fault protections include cycle-bycycle current limiting and thermal shutdown.
The MP2152 is ideal for a wide range of
applications including high performance DSPs,
wireless power, portable and mobile devices,
and other low-power systems.
The MP2152 requires a minimal number of
readily available, standard, external components
and is available in ultra-small SOT563 or
1.2mmx1.6mm UTQFN packages.
Low IQ: 25μA
1.1MHz Switching Frequency
EN for Power Sequencing
1% FB Accuracy
Wide 2.5V to 5.5V Operating Input Range
Output Adjustable from 0.6V
Up to 2A Output Current
75mΩ and 45mΩ Internal Power MOSFET
Switches
100% Duty On
Output Discharge
VOUT Over-Voltage Protection (OVP)
Short-Circuit Protection (SCP) with Hiccup
Mode
Power Good Only for Fixed Output Version
Available in SOT563 or UTQFN
(1.2mmx1.6mm) Packages
APPLICATIONS
Wireless/Networking Cards
Portable Instruments
Battery-Powered Devices
Low-Voltage I/O System Power
Multi-Function Printers
Solid-State Drives
All MPS parts are lead-free, halogen-free, and adhere to the RoHS directive.
For MPS green status, please visit the MPS website under Quality
Assurance. “MPS” and “The Future of Analog IC Technology” are registered
trademarks of Monolithic Power Systems, Inc.
TYPICAL APPLICATION
Efficiency vs. Output Current
VIN = 5V(DCR=27mohm)
100
95
Efficiency(%)
90
85
80
75
70
65
60
0.001
MP2152 Rev. 1.01
10/25/2018
Vout=3.3V
Vout=1.2V
Vout=1.8V
Vout=2.5V
0.010
0.100
Output Current (A)
www.MonolithicPower.com
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2018 MPS. All Rights Reserved.
1.000
1
MP2152 – 2A, SYNCHRONOUS STEP-DOWN SWITCHER WITH 25µA IQ
ORDERING INFORMATION
Part Number*
MP2152GTF
MP2152GTF-12
MP2152GTF-15
MP2152GTF-18
MP2152GTF-25
MP2152GTF-33
Package
Top Marking
SOT563
See Below
VOUT Range
Adjustable
Fixed 1.2V
Fixed 1.5V
Fixed 1.8V
Fixed 2.5V
Fixed 3.3V
* For Tape & Reel, add suffix –Z (e.g. MP2152GTF–Z)
TOP MARKING (MP2152GTF)
TOP MARKING (MP2152GTF-12)
BBJ: Product code of MP2152GTF-12
Y: Year code
LLL: Lot number
AYR: Product code of MP2152GTF
Y: Year code
LLL: Lot number
TOP MARKING (MP2152GTF-15)
BBK: Product code of MP2152GTF-15
Y: Year code
LLL: Lot number
TOP MARKING (MP2152GTF-25)
BBM: Product code of MP2152GTF-25
Y: Year code
LLL: Lot number
TOP MARKING (MP2152GTF-18)
BBL: Product code of MP2152GTF-18
Y: Year code
LLL: Lot number
TOP MARKING (MP2152GTF-33)
BBN: Product code of MP2152GTF-33
Y: Year code
LLL: Lot number
PACKAGE REFERENCE
MP2152 Rev. 1.01
10/25/2018
TOP VIEW
TOP VIEW
Adjustable Version
MP2152GTF
Fixed VOUT Version
MP2152GTF-12, MP2152GTF-15,
MP2152GTF-18, MP2152GTF-25,
MP2152GTF-33
www.MonolithicPower.com
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2018 MPS. All Rights Reserved.
2
MP2152 – 2A, SYNCHRONOUS STEP-DOWN SWITCHER WITH 25µA IQ
ORDERING INFORMATION (continued)
Part Number*
MP2152GQFU
MP2152GQFU-12
MP2152GQFU-15
MP2152GQFU-18
MP2152GQFU-25
MP2152GQFU-33
Package
Top Marking
UTQFN (1.2mmx1.6mm)
See Below
VOUT Range
Adjustable
Fixed 1.2V
Fixed 1.5V
Fixed 1.8V
Fixed 2.5V
Fixed 3.3V
* For Tape & Reel, add suffix –Z (e.g. MP2152GQFU–Z)
TOP MARKING (MP2152GQFU)
FT: Product code of MP2152GQFU
LL: Lot number
TOP MARKING (MP2152GQFU-12)
GJ: Product code of MP2152GQFU-12
LL: Lot number
TOP MARKING (MP2152GQFU-15)
GK: Product code of MP2152GQFU-15
LL: Lot number
TOP MARKING (MP2152GQFU-25)
GM: Product code of MP2152GQFU-25
LL: Lot number
TOP MARKING (MP2152GQFU-18)
GL: Product code of MP2152GQFU-18
LL: Lot number
TOP MARKING (MP2152GQFU-33)
GN: Product code of MP2152GQFU-33
LL: Lot number
PACKAGE REFERENCE
MP2152 Rev. 1.01
10/25/2018
TOP VIEW
TOP VIEW
Adjustable Version
MP2152GQFU
Fixed VOUT Version
MP2152GQFU-12, MP2152GQFU-15,
MP2152GQFU-18, MP2152GQFU-25,
MP2152GQFU-33
www.MonolithicPower.com
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2018 MPS. All Rights Reserved.
3
MP2152 – 2A, SYNCHRONOUS STEP-DOWN SWITCHER WITH 25µA IQ
ABSOLUTE MAXIMUM RATINGS (1)
Thermal Resistance
Supply voltage (VIN) ..................................... 6.5V
VSW ................................ -0.3V (-5V for
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