Datasheet

LTC4270/LTC4271
10
42701fc
TEST TIMING DIAGRAMS
V
PORTn
INT
V
OC
V
EE
t
DET
t
ME
t
MEL
V
MARK
V
CLASS
15.5V
20.5V
t
CLE
t
CLE
t
CLEON
PD
CONNECTED
0V
42701 F01
FORCED-CURRENT
CLASSIFICATION
t
PON
FORCED-
VOLTAGE
Figure 1. Detect, Class and Turn-On Timing in AUTO Pin or Semi-auto Modes
V
LIM
V
CUT
0V
V
SENSEn
TO V
EE
INT
42701 F02
t
START
, t
CUT
V
MIN
V
SENSEn
TO V
EE
INT
t
DIS
t
MPS
42701 F03
Figure 2. Current Limit Timing
Figure 3. DC Disconnect Timing