Product Summary
LM2575S description :The LM2575/6 series switching regulators are monolithis integrated circuits designed for use in "buck/boost" regulator applications requiring accurate output voltages over combined variations of line,load and temperature.this unique series greatly simplifies switching power suppliy design. The LM2575 has a maximum output current of 1A and the LM2576 is rated for 3A .
Parametrics
LM2575S Absolute Macimum Ratings :
Input Voltage Vin :45V
On/Off Pin Input Voltage V on/off :-0.3≤V on/off≤Vin V
Output Voltage to Common (Steady Stale) ;-1V
Power Dissipation Po : Internally Limited W
Thermal Resistance Junction to Ambient TO-220 :55℃/W ,TO-263 :60℃/W
Operating Junction Temperature Range Ij :-40 to +125 ℃
Storage Temperature Range :-65 to +150℃
Lead Temperature (Soldering)10 Sec : 300℃
ESD Rating (Human Boday Model) : 2kV
Features
LM2575S feature as below :
(1)Pin for pin replacement for National's LM2575/6 series ;
(2)DC-to-DC buck or buck/boost converter requiring only 4 support components;
(3)Fixed or adjustable voltages;
(4)Preset output voltages of 3.3V,5V,and 12V;
(5)Wide output voltage range,1.23V to 35V;
(6)82% typical efficiency @ 5V out ;
(7)Wide input voltage range,4V to 40V;
(8)Inhibit/enable control pin;
(9)Industrial temperature range;
(10)TO-220 and TO-263 packages
Diagrams
<IMG border=0 src="http://www.seekic.com/uploadfile/ic-mfg/20121210221031812.jpg">
Image | Part No | Mfg | Description | Pricing (USD) |
Quantity | |||||||||||||||
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LM2575SX-5.0 |
National Semiconductor (TI) |
Switching Converters, Regulators & Controllers |
Data Sheet |
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LM2575SX-5.0/NOPB |
National Semiconductor (TI) |
Switching Converters, Regulators & Controllers 1A STEP-DOWN VLTG REG |
Data Sheet |
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