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ADP2138 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Compact 800mA 3 MHz Step-Down DC-to-DC Converter - Analog Devices

भाग संख्या ADP2138
समारोह Compact 800mA 3 MHz Step-Down DC-to-DC Converter
मैन्युफैक्चरर्स Analog Devices 
लोगो Analog Devices लोगो 
पूर्व दर्शन
1 Page
		
<?=ADP2138?> डेटा पत्रक पीडीएफ

ADP2138 pdf
ADP2138/ADP2139
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Typical Applications Circuit............................................................ 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Input and Output Capacitor, Recommended Specifications.. 3
Absolute Maximum Ratings............................................................ 4
Thermal Resistance ...................................................................... 4
ESD Caution.................................................................................. 4
Pin Configuration and Function Descriptions............................. 5
Typical Performance Characteristics ............................................. 6
Theory of Operation ...................................................................... 11
Control Scheme .......................................................................... 11
PWM Mode................................................................................. 11
Power Save Mode........................................................................ 11
Enable/Shutdown ....................................................................... 11
REVISION HISTORY
1/13—Rev. B to Rev. C
Change to Figure 18, Caption ........................................................ 8
Change to Figure 28, Caption ....................................................... 10
6/12—Rev. A to Rev. B
Change to Features Section ............................................................. 1
Added ADIsimPower Design Tool Section................................. 13
Changes to Ordering Guide .......................................................... 17
4/11—Rev. 0 to Rev. A
Change to Features Section ............................................................. 1
Added Figure 32, Renumbered Figures Sequentially ................ 10
Changes to Ordering Guide .......................................................... 16
1/11—Revision 0: Initial Version
Data Sheet
Short-Circuit Protection............................................................ 12
Undervoltage Lockout ............................................................... 12
Thermal Protection.................................................................... 12
Soft Start ...................................................................................... 12
Current Limit .............................................................................. 12
100% Duty Operation................................................................ 12
Discharge Switch ........................................................................ 12
Applications Information .............................................................. 13
ADIsimPower Design Tool ....................................................... 13
External Component Selection ................................................ 13
Thermal Considerations............................................................ 14
PCB Layout Guidelines.............................................................. 14
Evaluation Board ............................................................................ 15
Evaluation Board Layout ........................................................... 15
Outline Dimensions ....................................................................... 16
Ordering Guide .......................................................................... 17
Rev. C | Page 2 of 20
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भाग संख्याविवरणविनिर्माण
ADP2138Compact 800mA 3 MHz Step-Down DC-to-DC ConverterAnalog Devices
Analog Devices
ADP2139Compact 800mA 3 MHz Step-Down DC-to-DC ConverterAnalog Devices
Analog Devices


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