PM6680 Datasheet, PDF (15/49 Pages) STMicroelectronics – No Rsense dual step-down controller with adjustable voltages for notebook system power

PM6680
Typical operating characteristics
5
Typical operating characteristics
FSEL = GND (200/300KHz), SKIP = GND (skip mode), V5SW = V5SW=EXT5V
(external 5V power supply connected), input voltage VIN = 12V, SHDN, EN1 and EN2 high,
OUT1 = 1.5V, OUT2 = 1.05V, no load unless specified)
Figure 3. 1.5V output efficiency vs
load current
Figure 4. 1.05V output efficiency vs
load current
Figure 5. PWM no load input battery vs Figure 6. Skip no load battery current
input voltage
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