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LTC1645CS8 Datasheet(PDF) 16 Page - Linear Technology

Part # LTC1645CS8
Description  Dual-Channel Hot Swap Controller/Power Sequencer
PDF  24 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1645CS8 Datasheet(HTML) 16 Page - Linear Technology

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LTC1645
Figure 17. Ramping Up 5V Followed by 3.3V
IRF7413
IRF7413
10
10
28k
1%
RHYST
681k
14.7k
1%
10k
1%
0.01
µF
25V
0.33
µF
1
12
2
3
8
9
6
5
11
7
10
4
ON
FAULT
TIMER
GND
13
14
VCC1 SENSE1
GATE2
GATE1
VCC2
VIN2
3.3V
VIN1
5V
VOUT1
5V
5A
D1
1N4148
VOUT2
3.3V
5A
LTC1645
(14-LEAD)
COMP+
COMPOUT
FB
SENSE2
FAULT
1645 F17
0.01
µF
25V
RESET
+
CLOAD1
CLOAD2
+
10k
R1
47.5k
1%
R2
10k
1%
10k
10k
10k
1%
µP RESET2
µP RESET
0.005
Ω*
0.005
Ω*
13k
1%
*LRF1206-01-R005-J (IRC)
BOTH CURRENT LIMITS: 10A
APPLICATIO S I FOR ATIO
Figure 18. Power Supply Multiplexer
Q1A
Q1B
10
R2
10k
0.1
µF
25V
0.33
µF
10
1
12
2
3
8
9
6
5
11
7
13
14
10
4
VCC1
ON
FAULT
TIMER
GND
SENSE1
GATE2
GATE1
VCC2
VIN1
3.3V
VIN2
5V
D1
1/2 BAT54C
D2
1/2
BAT54C
Q3
PN2222
VOUT
5V OR
3.3V
5A
LTC1645
(14-LEAD)
COMP+
COMPOUT
FB
SENSE2
1645 F18
0.1
µF
25V
RESET
22.6k
1%
R1
10k
10k
10k
11.3k
1%
IRF7313
Q2A
Q2B
IRF7313



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