SC470 Datasheet, PDF (27/31 Pages) Semtech Corporation – Synchronous Buck Controller for Dynamic Load-Voltage Applications

POWER MANAGEMENT
Typical Characteristics (Cont.)
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.
SC470
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.
 2005 Semtech Corp.
Please refer to Figure 8 on Page 17 for test schematic
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