LTC4214-1IMS#TRPBF Linear Technology, LTC4214-1IMS#TRPBF Datasheet - Page 24

• Manufacturer Part Number: LTC4214-1IMS#TRPBF
• Description: IC CTRLR HOTSWAP NEGVOLT 10MSOP
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC4214-1IMS#TRPBF

• Applications: General Purpose
• Internal Switch(s): No
• Voltage - Supply: 6 V ~ 16 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

APPLICATIO S I FOR ATIO
LTC4214-1/LTC4214-2
Overvoltage Timing
During normal operation, if the OV pin exceeds V
shown at time point 1 of Figure 12, the TIMER and PWRGD
status are unaffected. Nevertheless, SS and GATE pull
down and the load is disconnected. At time point 2, OV
24
U
SENSE
TIMER
GATE
OV
SS
U
OV OVERSHOOTS V
Figure 12. Overvoltage Timing (All Waveforms are Referenced to V
1
V
V
OVHI
GATEL
V
TMRH
W
40 A + 8 • I
50 A
OV DROPS BELOW V
2 34
OVHI
V
OVHI
START-UP
. GATE AND SS ARE PULLED DOWN, PWRGD AND TIMER ARE UNAFFECTED
20 • V
DRN
GATE
5
– V
50 A
U
OVHST
OS
67 8 9
20 • (V
OVHI
OVHI
CB
V
V
V
as
IN
ACL
CB
20 • (V
+ V
– V
– V
5 A
OS
OVHST
GATEH
)
ACL
recovers and drops below the V
GATE start-up cycle begins. If the overvoltage glitch is
long enough to deplete the load capacitor, a full start-up
cycle as shown between time points 4 through 7 may
occur.
, CHECK GATE < V
+ V
OS
)
GATEL
5 A
, SENSE < V
4214 F12
CB
AND SS < 20 • V
EE
)
OVHI
OS
– V
OVHST
threshold. A
421412f