LM2576SX-3.3/NOPB National Semiconductor, LM2576SX-3.3/NOPB Datasheet - Page 12

• Manufacturer Part Number: LM2576SX-3.3/NOPB
• Description: IC REG SW 3.3V 3A STP DN TO263-5
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2576SX-3.3/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 3A
• Frequency - Switching: 52kHz
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2576SX-3.3; *LM2576SX-3.3/NOPB; LM2576SX-3.3

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LM2576 Series Buck Regulator
Design Procedure
INDUCTOR VALUE SELECTION GUIDES (For
Continuous Mode Operation)
FIGURE 3. LM2576(HV)-3.3
FIGURE 4. LM2576(HV)-5.0
(Continued)
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12
FIGURE 5. LM2576(HV)-12
FIGURE 6. LM2576(HV)-15
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