(China (Mainland))
Product Summary
The LM3478MM/NOPB is a High Efficiency Low-Side N-Channel Controller for Switching Regulator. It is suitable for use in topologies requiring a low side MOSFET, such as boost, flyback, SEPIC, etc.
Parametrics
LM3478MM/NOPB absolute maximum ratings: (1)Input Voltage: 45V; (2)FB Pin Voltage: -0.4V < VFB < 7V; (3)FA/SD Pin Voltage: -0.4V < VFA/SD < 7V; (4)Peak Driver Output Current (<10μs): 1.0A; (5)Power Dissipation: Internally Limited; (6)Storage Temperature Range: -65℃ to +150℃; (7)Junction Temperature: +150℃.
Features
LM3478MM/NOPB features: (1)8-lead Mini-SO8 (MSOP-8) package; (2)Internal push-pull driver with 1A peak current capability; (3)Current limit and thermal shutdown; (4)Frequency compensation optimized with a capacitor and a resistor; (5)Internal softstart; (6)Current Mode Operation; (7)Undervoltage Lockout with hysteresis.
Diagrams
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 LM3478MM/NOPB |
National Semiconductor (TI) |
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