SC411 Semtech Corporation, SC411 Datasheet - Page 25

• Manufacturer Part Number: SC411
• Description: Synchronous Buck Pseudo-Fixed Frequency Power Supply Controller
• Manufacturer: Semtech Corporation

SC411
POWER MANAGEMENT
Typical Characteristics
Startup (PSV), EN/PSV Going High
Trace 1: 1.2V, 0.5V/div.
Trace 2: LX, 10V/div
Trace 3: EN/PSV, 5V/div
Trace 4: PGD, 5V/div.
Timebase: 1ms/div.
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Startup (CCM), EN/PSV 0V to Floating
Trace 1: 1.2V, 0.5V/div.
Trace 2: LX, 10V/div
Trace 3: EN/PSV, 5V/div
Trace 4: PGD, 5V/div.
Timebase: 1ms/div.
Please refer to Figure 4 on Page 17 for test schematic
© 2007 Semtech Corp.
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