LTC1643AL-1IGN#TRPBF Linear Technology, LTC1643AL-1IGN#TRPBF Datasheet - Page 12

• Manufacturer Part Number: LTC1643AL-1IGN#TRPBF
• Description: IC CTRLR HOTSWAP PCI BUS 16SSOP
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC1643AL-1IGN#TRPBF

• Applications: CompactPCI™
• Internal Switch(s): No
• Voltage - Supply: 3.3V, 5V, ±12V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP (0.150", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

APPLICATIONS
LTC1643AL
LTC1643AL-1/LTC1643AH
12
10V/DIV
10V/DIV
10V/DIV
10V/DIV
10V/DIV
PWRGD
12V
V
5V/DIV
5V/DIV
5V/DIV
5V/DIV
TIMER
3V
5V
FAULT
EEOUT
GATE
OUT
OUT
OUT
ON
Figure 4. Power-Up into a Short on 3.3V Output
U
INFORMATION
U
3.3V
20ms/DIV
5V
3V
W
3
1
IN
9
0.005Ω
1µF
C2
R2
3V
Figure 6. Delay in the Current Limit Loop
SENSE
2
4
10
R3
20Ω
IRF7413
GATE
U
Q2
11
R5
10Ω
3V
LTC1643AL
1643A F04
OUT
3
5V
3
1
IN
13
0.007Ω
1µF
10V/DIV
10V/DIV
10V/DIV
10V/DIV
10V/DIV
PWRGD
R1
C3
12V
5V/DIV
V
5V/DIV
5V/DIV
5V/DIV
TIMER
5V
3V
FAULT
Figure 5. Short Circuit on 5V Followed by Circuit Breaker Reset
EEOUT
5V
GATE
OUT
OUT
OUT
ON
SENSE
2
4
12
R4
20Ω
IRF7413
Q1
R6
10Ω
5V
OUT
1643A F06
14
100Ω
R7
5V
5A
3.3V
7.6A
C1
0.047µF
20ms/DIV
1643afb
1643A F05