LMZ21701 Module Datasheet

LMZ21701 Datasheet PDF, Equivalent


Part Number

LMZ21701

Description

1A Nano Module

Manufacture

etcTI

Total Page 30 Pages
Datasheet
Download LMZ21701 Datasheet


LMZ21701
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LMZ21701
SNVS853E – AUGUST 2012 – REVISED AUGUST 2018
LMZ21701 1-A Nano Module With 17-V Maximum Input Voltage
1 Features
1 Integrated Inductor
• Miniature 3.5 mm × 3.5 mm × 1.75 mm Package
• 35-mm² Solution Size (Single Sided)
• -40°C to 125°C Junction Temperature Range
• Adjustable Output Voltage
• Integrated Compensation
• Adjustable Soft-Start Function
• Starts into Prebiased Loads
• Power Good and Enable Pins
• Seamless Transition to Power-Save Mode
• Up to 1000 mA Output Current
• Input Voltage Range 3 V to 17 V
• Output Voltage Range 0.9 V to 6 V
• Efficiency up to 95 %
• 1.5-µA Shutdown Current
• 17-µA Quiescent Current
• Create a Custom Design Using the LMZ21701
With WEBENCH® Power Designer
Simplified Schematic
VIN
VIN VOUT
CIN
CSS
EN PG
LMZ21701
SS VOS
GND
FB
RFBT
RFBB
VOUT
COUT
2 Applications
• Point-of-Load Conversions from
3.3 V, 5 V, or 12 V Input Voltage
• Space Constrained Applications
• LDO Replacement
3 Description
The LMZ21701 nano module is an easy-to-use step-
down DC/DC solution capable of driving up to 1000-
mA load in space-constrained applications. Only an
input capacitor, an output capacitor, a soft-start
capacitor, and two resistors are required for basic
operation.
Device Information(1)
PART NUMBER
PACKAGE
BODY SIZE (NOM)
LMZ21701
µSIP (8)
3.50 mm × 3.50 mm
(1) For all available packages, see the orderable addendum at
the end of the datasheet.
space
space
space
100
90
80
70
60
50
40
30
20
10
0
0.0001
Efficiency for VIN = 12 V
0.001
0.01
Output Current (A)
VOUT = 1.2 V
VOUT = 1.8 V
VOUT = 2.5 V
VOUT = 3.3 V
VOUT = 5 V
0.1 1
D023
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.

LMZ21701
LMZ21701
SNVS853E – AUGUST 2012 – REVISED AUGUST 2018
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Pin Configuration and Functions ......................... 3
6 Specifications......................................................... 4
6.1 Absolute Maximum Ratings ...................................... 4
6.2 ESD Ratings.............................................................. 4
6.3 Recommended Operating Conditions....................... 4
6.4 Thermal Information .................................................. 4
6.5 Electrical Characteristics........................................... 5
6.6 Typical Characteristics .............................................. 7
7 Detailed Description .............................................. 8
7.1 Overview ................................................................... 8
7.2 Functional Block Diagram ......................................... 9
7.3 Package Construction ............................................... 9
7.4 Feature Description................................................. 11
7.5 Device Functional Modes........................................ 12
8 Application and Implementation ........................ 13
8.1 Application Information............................................ 13
8.2 Typical Application ................................................. 13
8.3 Do's and Don'ts ...................................................... 26
9 Power Supply Recommendations...................... 26
9.1 Voltage Range ........................................................ 26
9.2 Current Capability ................................................... 26
9.3 Input Connection .................................................... 26
10 Layout................................................................... 27
10.1 Layout Guidelines ................................................. 27
10.2 Layout Example .................................................... 28
11 Device and Documentation Support ................. 31
11.1 Device Support .................................................... 31
11.2 Trademarks ........................................................... 31
11.3 Electrostatic Discharge Caution ............................ 31
11.4 Glossary ................................................................ 31
12 Mechanical, Packaging, and Orderable
Information ........................................................... 31
12.1 Tape and Reel Information ................................... 32
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision D (#IMPLIED) to Revision E
Page
• Added links for Webench and top navigator icon for TI reference design; deleted Simple Switcher branding .................... 1
• Changed Handling Ratings to ESD Ratings .......................................................................................................................... 4
Changes from Revision C (October 2014) to Revision D
Page
• Changed from product Preview to Production Data .............................................................................................................. 1
• Changed to Final Limits ......................................................................................................................................................... 5
Changes from Revision B (August 2014) to Revision C
Page
• Added Device Information and Handling Rating tables, Feature Description, Application and Implementation Layout
Device and Documentation Support and Mechanical, Packaging, and Orderable Information, moved some curves to
Application Curves ................................................................................................................................................................. 1
Changes from Revision A (October 2013) to Revision B
Page
• Updated datasheet to new TI standards ................................................................................................................................ 1
Changes from Original (August 2012) to Revision A
Page
• Changed Description .............................................................................................................................................................. 1
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Product Folder Links: LMZ21701
Copyright © 2012–2018, Texas Instruments Incorporated


Features Product Folder Order Now Technical Doc uments Tools & Software Support & Com munity Reference Design LMZ21701 SNVS 853E – AUGUST 2012 – REVISED AUGUST 2018 LMZ21701 1-A Nano Module With 17- V Maximum Input Voltage 1 Features • 1 Integrated Inductor • Miniature 3.5 mm × 3.5 mm × 1.75 mm Package • 35 -mm² Solution Size (Single Sided) • -40°C to 125°C Junction Temperature R ange • Adjustable Output Voltage • Integrated Compensation • Adjustable Soft-Start Function • Starts into Pre biased Loads • Power Good and Enable Pins • Seamless Transition to Power-S ave Mode • Up to 1000 mA Output Curre nt • Input Voltage Range 3 V to 17 V • Output Voltage Range 0.9 V to 6 V Efficiency up to 95 % • 1.5-µA Sh utdown Current • 17-µA Quiescent Cur rent • Create a Custom Design Using t he LMZ21701 With WEBENCH® Power Design er Simplified Schematic VIN VIN VOUT CIN CSS EN PG LMZ21701 SS VOS GND FB RFBT RFBB VOUT COUT 2 Applications • Point-of-Load Conversions from 3.3 V, 5 V, or 12 V Input Voltage • S.
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