LTC4253AIGN#TR Linear Technology, LTC4253AIGN#TR Datasheet - Page 29

• Manufacturer Part Number: LTC4253AIGN#TR
• Description: MS-Hot Swap/High Voltage, Neg. 48V Hot Swap With 1% UV, Sequencer
• Manufacturer: Linear Technology

Specifications of LTC4253AIGN#TR

• Family Name: LTC4253A
• Package Type: SSOP N
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 3.99mm
• Product Height (mm): 1.5mm
• Mounting: Surface Mount
• Pin Count: 16
• Lead Free Status / Rohs Status: Not Compliant

APPLICATIO S I FOR ATIO
PWRGD1
TIMER
SENSE
DRAIN
GATE
PWRGD1
SS
TIMER
SENSE
DRAIN
20 • (V
GATE
200µA + 8 • I
V
OUT
V
END OF INITIAL TIMING CYCLE
SS
12 3 4 5 6 7
GS(th)
V
TMRH
ACL
V
(15a) Without External C
TMRH
V
+ V
U
TMRL
(14a) Analog Current Limit Fault
1 2
50µA
20 • V
DRN
OS
)
20 • (V
OS
34
200µA + 8 • I
U
7a
Figure 14. Current Limit Behavior (All Waveforms are Referenced to V
V
V
CB
Figure 15. Soft-Start Timing (All Waveforms are Referenced to V
ACL
CB
+ V
50µA
OS
DRN
)
W
5µA
8 9
SS
V
V
V
50µA
10
ACL
CB
DRNCL
V
5µA
DRNL
U
11
V
IN
– V
GATEH
PWRGD1
PWRGD1
200µA + 8 • I
TIMER
SENSE
DRAIN
TIMER
SENSE
DRAIN
GATE
V
GATE
OUT
V
SS
V
DRNCL
TMRH
END OF INITIAL TIMING CYCLE
12 3 4 5 6
V
GS(th)
DRN
1
(14b) Fast Current Limit Fault
V
TMRH
V
V
TMRL
FCL
20 • V
(15b) With External C
50µA
CB TIMES-OUT
2
LTC4253/LTC4253A
V
OS
ACL
200µA + 8 • I
20 • (V
V
CB
ACL
7
EE
+ V
)
50µA
DRN
EE
OS
)
)
20 • (V
8 9
SS
CB
50µA
V
V
V
+ V
10
ACL
CB
DRNCL
V
5µA
OS
DRNL
4253 F14
)
11
V
IN
– V
4253 F15
GATEH
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