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LM10502 データシート(PDF) 1 Page - Texas Instruments

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部品番号 LM10502
部品情報  Dual Buck LDO Power Management Unit
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メーカー  TI1 [Texas Instruments]
ホームページ  http://www.ti.com
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LM10502 データシート(HTML) 1 Page - Texas Instruments

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LM10502
www.ti.com
SNVS884B – AUGUST 2012 – REVISED MAY 2013
LM10502 Dual Buck + LDO Power Management Unit
Check for Samples: LM10502
1
FEATURES
DESCRIPTION
The LM10502 are advanced PMUs each containing
2
Two Highly Efficient Programmable Buck
two configurable, high-efficiency buck regulators for
Regulators
supplying variable voltages. The device is ideal for
Integrated FETs with Low RDSON
supporting ASIC and SOC designs for Solid-State
Bucks Operate with Their Phases Shifted to
and Flash drives.
Reduce the Input Current Ripple and
The
LM10502
operate
cooperatively
with
the
Capacitor Size
application ASIC to optimize the supply voltage for
Programmable Output Voltage via the SPI
low-power conditions and Power Saving modes via
interface
the SPI interface. It also supports a 250 mA LDO and
a programmable Interrupt Comparator to monitor VIN.
Overvoltage and Undervoltage Lockout
Automatic Internal Soft Start with Power-on
Reset
Current Overload and Thermal Shutdown
Protection
PFM Mode for Low-Load, High-Efficiency
Operation
Low-Dropout LDO 3.0V, 250 mA
SPI-Programmable Interrupt Comparator (2.0V
to 4.0V) to Monitor VIN
APPLICATIONS
Solid-State Drives
KEY SPECIFICATIONS
LM10502 - Programmable Buck Regulators:
Buck 1: 1.1V to 3.6V; 1A
Buck 2: 0.7V to 1.335V; 1A
±3% Feedback Voltage Accuracy
Up to 95% Efficient Buck Regulators
2MHz Switching Frequency for Smaller
Inductor Size
2.5 x 2.5 mm, 0.5 mm Pitch DSBGA Package
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
All trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2012–2013, 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.


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