SNVSAO4D
December 2017 – August 2020
LMZM33602
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Switching Characteristics
6.7
Typical Characteristics (VIN = 5 V)
6.8
Typical Characteristics (VIN = 12 V)
6.9
Typical Characteristics (VIN = 24 V)
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Adjusting the Output Voltage
7.3.2
Feedforward Capacitor, CFF
7.3.3
Voltage Dropout
7.3.4
Switching Frequency (RT)
7.3.5
Synchronization (SYNC)
7.3.6
Input Capacitors
7.3.7
Output Capacitors
7.3.8
Output On/Off Enable (EN)
7.3.9
Programmable Undervoltage Lockout (UVLO)
7.3.10
Power Good (PGOOD)
7.3.11
Overcurrent Protection (OCP)
7.3.12
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Active Mode
7.4.2
Shutdown Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design With WEBENCH® Tools
8.2.2.2
Output Voltage Setpoint
8.2.2.3
Feedforward Capacitor (CFF)
8.2.2.4
Setting the Switching Frequency
8.2.2.5
Input Capacitors
8.2.2.6
Output Capacitor Selection
8.2.2.7
Application Curves
9
Device and Documentation Support
9.1
Device Support
9.1.1
Development Support
9.1.1.1
Custom Design With WEBENCH® Tools
9.2
Documentation Support
9.2.1
Related Documentation
9.3
Receiving Notification of Documentation Updates
9.4
Support Resources
9.5
Trademarks
9.6
Electrostatic Discharge Caution
9.7
Glossary
Package Options
Mechanical Data (Package|Pins)
RLR|18
MPQF481B
Thermal pad, mechanical data (Package|Pins)
Orderable Information
snvsao4d_oa
snvsao4d_pm
1
Features
Complete integrated power solution
As few as four external components
Minimum solution size < 100 mm
2
9-mm × 7-mm × 4-mm QFN package
All pins accessible from package perimeter
Pin compatible with 3-A LMZM33603
Input voltage range: 4 V to 36 V
Output voltage range: 1 V to 18 V
Efficiencies up to 95%
Adjustable switching frequency (200 kHz to 1.2 MHz)
Allows synchronization to an external clock
Power-good output
Meets EN55011 class B radiated EMI standards
Operating IC junction range: –40°C to +125°C
Operating ambient range: –40°C to +105°C
Create a custom design using the LMZM33602 with the
WEBENCH®
Power Designer
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