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80

0

200

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Frequency (MHz)

Evaluation Board

EN 55022 Class B Limit

EN 55022 Class A Limit

C001

20

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100

0.0

0.2

0.4

0.6

0.8

1.0

LOAD CURRENT (A)

VOUT=1.2V

VOUT=1.8V

VOUT=2.5V

VOUT=3.3V

C001

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LMZ10501

SNVS677F – MAY 2011 – REVISED NOVEMBER 2014

1 Features

2 Applications

1

•

Output Current Up to 1 A

•

Point of Load Conversions From 3.3-V and 5-V

Rails

•

Input Voltage Range 2.7 V to 5.5 V

•

Space Constrained Applications

•

Output Voltage Range 0.6 V to 3.6 V

•

Low Output Noise Applications

•

Efficiency up to 95%

•

Quick Links to Reference Designs:

•

Integrated Inductor

VOUT = 1.2 V, VOUT = 1.8 V,

•

8-Pin LLP Footprint

VOUT = 2.5 V, VOUT = 3.3 V

•

–40°C to 125°C Junction Temperature Range

•

Adjustable Output Voltage

3 Description

•

2.0-MHz Fixed PWM Switching Frequency

is an easy-to-use step-down DC-DC solution capable

•

Integrated Compensation

of driving up to 1-A load in space-constrained

•

Soft-Start Function

applications. Only an input capacitor, an output

•

Current Limit Protection

•

Thermal Shutdown Protection

resistors are required for basic operation. The nano

module comes in an 8-pin LLP footprint package with

•

Input Voltage UVLO for Power-Up, Power-Down,

an inductor. Internal current limit based soft-start

and Brown-Out Conditions

function, current overload protection, and thermal

•

Only 5 External Components — Resistor Divider

shutdown are also provided.

and 3 Ceramic Capacitors

Device Information(1)

•

Small Solution Size

PART NUMBER

PACKAGE

BODY SIZE (NOM)

•

Low Output Voltage Ripple

LMZ10501

SIL (8)

3.00 mm x 2.60 mm

•

Easy Component Selection and Simple PCB

Layout

(1) For all available packages, see the orderable addendum at

the end of the datasheet.

•

High Efficiency Reduces System Heat Generation

Radiated EMI (CISPR22)

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.