Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- Electrical Specifications
- Performance Benefits
- Absolute Maximum Ratings
- Operating Ratings
- Electrical Characteristics
- Typical Performance Characteristics
- Block Diagram
- Design Steps for the LMZ22005 Application
- ENABLE DIVIDER, RENT, RENB AND RENHSELECTION
- OUTPUT VOLTAGE SELECTION
- SOFT-START CAPACITOR SELECTION
- TRACKING SUPPLY DIVIDER OPTION
- CO SELECTION
- CIN SELECTION
- POWER DISSIPATION AND BOARD THERMAL REQUIREMENTS
- PC BOARD LAYOUT GUIDELINES
- Additional Features
- Typical Application Schematic Diagram
- Power Module SMT Guidelines
- Revision History

0 200 400 600 800 1000
0
10
20
30
40
50
AMPLITUDE (dBV/m)
FREQUENCY (MHz)
Class A Limit
Class B Limit
Horiz Peak
Horiz Quasi-Peak
30 40 50 60 70 80 90 100 110 120 130
0
1
2
3
4
5
6
MAXIMUM OUTPUT CURRENT (A)
AMBIENT TEMPERATURE (°C)
JA=12°C/W
0 1 2 3 4 5
0
10
20
30
40
50
60
70
80
90
100
0
1
2
3
4
5
EFFICIENCY (%)
OUTPUT CURRENT (A)
DISSIPATION (W)
LMZ22005
SNVS686I –MARCH 2011–REVISED OCTOBER 2013
www.ti.com
System Performance
Efficiency V
IN
= 12V V
OUT
= 5.0V
Thermal derating curve
V
IN
= 12V V
OUT
= 5.0V
Radiated EMI (EN 55022)
of Demo Board (See AN-2125)
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Product Folder Links: LMZ22005