Datasheet
Table Of Contents
- Features
- Applications
- Description
- Absolute Maximum Ratings
- Operating Ratings
- Electrical Characteristics
- Typical Performance Characteristics
- Simplified Block Diagram
- Applications Information
- THEORY OF OPERATION
- SOFT-START
- OUTPUT OVERVOLTAGE PROTECTION
- UNDERVOLTAGE LOCKOUT
- CURRENT LIMIT
- THERMAL SHUTDOWN
- Design Guide
- Calculating Efficiency, and Junction Temperature
- Thermal Definitions
- WSON Package
- LM2832X Design Example 1
- LM2832X Design Example 2
- LM2832X Design Example 3
- LM2832Y Design Example 4
- LM2832Y Design Example 5
- LM2832Z Design Example 6
- LM2832Z Design Example 7
- LM2832X Dual Converters with Delayed Enabled Design Example 8
- LM2832X Buck Converter & Voltage Double Circuit with LDO Follower Design Example 9
- Revision History
-45 -40 -10 20 50 80 110 125 130
TEMPERATURE (
o
C)
CURRENT LIMIT (mA)
2800
2900
3000
3100
3200
3300
3400
3500
3600
3700
3800
-45 -40 -10 20 50 80 110 125 130
TEMPERATURE (°C)
OSCILLATOR FREQUENCY (MHz)
0.46
0.48
0.50
0.52
0.54
0.56
0.58
0.60
-45 -40 -10 20 50 80 110 125 130
TEMPERATURE (ºC)
OSCILLATOR FREQUENCY (MHz)
2.55
2.65
2.75
2.85
2.95
3.05
3.15
3.25
3.35
3.45
-45 -40 -10 20 50 80 110 125 130
TEMPERATURE (ºC)
OSCILLATOR FREQUENCY (MHz)
1.36
1.41
1.46
1.51
1.56
1.61
1.66
1.71
1.76
1.81
LM2832
SNVS455A –AUGUST 2006–REVISED APRIL 2013
www.ti.com
Typical Performance Characteristics (continued)
All curves taken at VIN = 5.0V with configuration in typical application circuit shown in Applications Information section of this
datasheet. T
J
= 25°C, unless otherwise specified.
Load Regulation Vin = 5V, Vo = 3.3V (All Options) Oscillator Frequency vs Temperature - "X"
Figure 9. Figure 10.
Oscillator Frequency vs Temperature - "Y" Oscillator Frequency vs Temperature - "Z"
Figure 11. Figure 12.
Current Limit vs Temperature Vin = 3.3V RDSON vs Temperature (WSON-6 Package)
Figure 13. Figure 14.
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