MIC2589_11 Datasheet, PDF (9/29 Pages) Micrel Semiconductor – Single-Channel, Negative High-Voltage Hot Swap Power Controller/Sequencer

Micrel
MIC2589/MIC2595
Timing Diagrams
I_LIMIT
I_LOAD
I_NLDTH
0A
t < t_FLT
OVERCURRENT
EVENT
t ≥ t_FLT
Load current is regulated
at I_LIMIT = 50mV/R _SENSE
t_NLD
Output OFF
(at V_DD)
V _DRAIN
V_UV (MIC2589)
V_OFF, V_ON (MIC2595)
(at V_EE)
(at V_EE)
Reduction in V _DRAIN to support
I_LIMIT = 50mV/R _SENSE
(at V_EE)
V_UVL
(V_UV V_EE)
(at V_EE)
V_UVH
(V_UV V_EE)
Figure 1. Overcurrent and Undercurrent (No Load) Response
Figure 2. SENSE to GATE Timing Response
Figure 3. MIC2589/MIC2595 Overvoltage Response
Figure 4. MIC2589/MIC2589R Undervoltage Response
December 2005
9
M9999-120505
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