MIC4684_10 Datasheet, PDF (4/16 Pages) Micrel Semiconductor – 2A High-Efficiency SuperSwitcher Buck Regulator

Micrel, Inc.
Test Circuit
+12V
Device Under Test
3 _VIN
SW ¹
8 _EN
BS ⁴
GND FB
SOP-8 2,6,7
5
68µH
I
Current Limit Test Circuit
Shutdown Input Behavior
ON
OFF
GUARANTEED
OFF _0.8V
TYPICAL
0V
OFF
1.25V
1.4V
GUARANTEED
2V
ON
TYPICAL
ON
V_IN(max)
Enable Hysteresis
MIC4684
January 2010
4
M9999-012610