LM2577SX-12/NOPB vs LM2577S-12/NOPB

Product Attributes

Part Number LM2577SX-12/NOPB LM2577S-12/NOPB
Manufacturer National Semiconductor Texas Instruments
Category PMIC - Voltage Regulators - DC DC Switching Regulators PMIC - Voltage Regulators - DC DC Switching Regulators
LM2577SX-12/NOPB LM2577S-12/NOPB
Product Status Active Active
Function - Step-Up, Step-Up/Step-Down
Output Configuration - Positive or Negative
Topology - Boost, Flyback, Forward Converter
Output Type - Fixed
Number of Outputs - 1
Voltage - Input (Min) - 3.5V
Voltage - Input (Max) - 40V
Voltage - Output (Min/Fixed) - 12V
Voltage - Output (Max) - -
Current - Output - 3A (Switch)
Frequency - Switching - 52kHz
Synchronous Rectifier - No
Operating Temperature - -40°C ~ 125°C (TJ)
Mounting Type - Surface Mount
Package / Case - TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Supplier Device Package - DDPAK/TO-263-5