SMB239
AC OPERATING CHARACTERISTICS
TA= -30°C to +85°C, VIN = +5.0V, VFLOAT = +4.2V unless otherwise noted. All voltages are relative to GND.
Symbol Parameter
Conditions
Min
Typ
Max Unit
tSTART
Start-up time
20
msec
Disabled
Enabled
Short
0
250
msec
msec
msec
msec
tGLITCH
Glitch filter
0
1
tHOLDOFF
Hold-off time
Long
256
tFCTO = 350min
tFCTO = 699min
Fast-charge Timeout
tFCTO
-15
tFCTO
+15
%
%
tFCTO = 2398min
tPCTO = 44min
tPCTO = 87min
Pre-charge Timeout
tPCTO
-15
tPCTO
+15
tPCTO = 175min
Summit Microelectronics, Inc
2129 3.0 2/23/2009
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