Datasheet
PVIN
AVIN
EN
SS
SGND
PGND
SNS
SW
LM2852Y
C
SS
= 2.7 nF
C
IN
= 22 PF
V
IN
= 3.3V
V
OUT
= 2.5V
I
LOAD
= 0A to 2A
C
O
= 100 PF
+
L
O
= 10 PH
LM2852
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SNVS325D –JANUARY 2005–REVISED APRIL 2013
LM2852 2A 500/1500kHz Synchronous SIMPLE SWITCHER® Buck Regulator
Check for Samples: LM2852
1
FEATURES
DESCRIPTION
The LM2852 SIMPLE SWITCHER® synchronous
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• Input Voltage Range of 2.85 to 5.5V
buck regulator is a high frequency step-down
• Factory EEPROM Set Output Voltages from
switching voltage regulator capable of driving up to a
0.8V to 3.3V in 100mV Increments
2A load with excellent line and load regulation. The
• Maximum Load Current of 2A
LM2852 can accept an input voltage between 2.85V
and 5.5V and deliver an output voltage that is factory
• Voltage Mode Control
programmable from 0.8V to 3.3V in 100mV
• Internal Type-Three Compensation
increments. The LM2852 is available with a choice of
• Switching Frequency of 500kHz or 1.5MHz
two switching frequencies - 500kHz (LM2852Y) or
1.5MHz (LM2852X). It also features internal, type-
• Low Standby Current of 10µA
three compensation to deliver a low component count
• Internal 60 mΩ MOSFET Switches
solution. The exposed-pad HTSSOP-14 package
• Standard Voltage Options
enhances the thermal performance of the LM2852.
0.8/1.0/1.2/1.5/1.8/2.5/3.3 Volts
APPLICATIONS
• Low Voltage Point of Load Regulation
• Local Solution for FPGA/DSP/ASIC Core
Power
• Broadband Networking and Communications
Infrastructure
• Portable Computing
Typical Application Circuit
1
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Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2All trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2005–2013, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.