MIC4690 Datasheet, PDF (4/12 Pages) Micrel Semiconductor – 500kHz 1A SuperSwitcher Buck Regulator

MIC4690
Test Circuit
+12V
Device Under Test
2 _VIN
SW ³
18µH
1 _SHDN
FB ⁴
I
GND
SOP-8
5–8
Current Limit Test Circuit
Shutdown Input Behavior
OFF
ON
GUARANTEED
ON
0.8V
TYPICAL
ON
0V
1.25V
1.5V
GUARANTEED
OFF
2V
TYPICAL
OFF
V_IN(max)
Shutdown Hysteresis
Micrel
MIC4690
4
June 2001