LM2577S-12/NOPB National Semiconductor, LM2577S-12/NOPB Datasheet - Page 2

• Manufacturer Part Number: LM2577S-12/NOPB
• Description: IC REG SIMPLE SWITCHER TO-263-5
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Up (Boost), Flyback, Forward Converterr

Specifications of LM2577S-12/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 12V
• Current - Output: 3A
• Frequency - Switching: 52kHz
• Voltage - Input: 3.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Input Voltage: 40V
• Output Voltage: 15V
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 3 - 168 Hours
• Switching Frequency Max: 52kHz
• Termination Type: SMD
• Voltage Regulator Type: Boost Switching
• Rohs Compliant: Yes
• Filter Terminals: SMD
• Input Voltage Primary Max: 40V
• Output Current Max: 3A
• For Use With: 551011367-061 - BOARD WEBENCH LM2577,LM2585/87
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2577S-12; *LM2577S-12/NOPB; LM2577S-12

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Connection Diagrams
*No internal Connection
Order Number LM2577N-12, LM2577N-15,
See NS Package Number N16A
5-Lead Surface-Mount Package
or LM2577N-ADJ
16-Lead DIP (N)
TO-263 (S)
Top View
Top View
Order Number LM1577K-12/883, LM1577K-15/883,
(Continued)
01146806
01146832
See NS Package Number K04A
or LM1577K-ADJ/883
4-Lead TO-3 (K)
Bottom View
2
*No internal Connection
Order Number LM2577M-12, LM2577M-15,
Order Number LM2577S-12, LM2577S-15,
01146808
See NS Package Number M24B
See NS Package Number TS5B
24-Lead Surface Mount (M)
or LM2577M-ADJ
or LM2577S-ADJ
Side View
Top View
01146833
01146807