LTC1645CS Linear Technology, LTC1645CS Datasheet - Page 16
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LTC1645CS
Manufacturer Part Number
LTC1645CS
Description
IC CTRLR SEQ HOTSWAP DUAL 14SOIC
Manufacturer
Linear Technology
Type
Hot-Swap Controllerr
Datasheet
1.LTC1645CS8PBF.pdf
(24 pages)
Specifications of LTC1645CS
Applications
General Purpose
Internal Switch(s)
No
Voltage - Supply
1.2 V ~ 12 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
14-SOIC (0.154", 3.90mm Width)
Linear Misc Type
Positive Low Voltage
Family Name
LTC1645
Package Type
SOIC N
Operating Supply Voltage (min)
1.2V
Operating Supply Voltage (max)
12V
Operating Temperature (min)
0C
Operating Temperature (max)
70C
Operating Temperature Classification
Commercial
Product Depth (mm)
3.99mm
Product Height (mm)
1.5mm
Mounting
Surface Mount
Pin Count
14
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LTC1645CS
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Part Number:
LTC1645CS#TRPBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Part Number:
LTC1645CS8
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Part Number:
LTC1645CS8#TRPBF
Manufacturer:
LT/凌特
Quantity:
20 000
APPLICATIO S I FOR ATIO
LTC1645
16
FAULT
3.3V
V
V
IN2
IN1
5V
*LRF1206-01-R005-J (IRC)
10k
3.3V
V
V
IN1
IN2
5V
R1
47.5k
1%
R2
10k
1%
U
BOTH CURRENT LIMITS: 10A
13k
1%
10k
10k
D1
1N4148
U
10
10k
R1
4
ON
FAULT
V
CC1
0.005 *
14
11.3k
1%
22.6k
1%
SENSE1
W
13
10
4
ON
FAULT
Figure 17. Ramping Up 5V Followed by 3.3V
IRF7413
GATE1
V
TIMER
CC1
0.33 F
Figure 18. Power Supply Multiplexer
14
12
10
11
D1
1/2 BAT54C
(14-LEAD)
0.33 F
LTC1645
SENSE1
U
TIMER
D2
1/2
BAT54C
0.01 F
25V
13
Q1A
11
GND
IRF7313
GATE1 V
V
7
CC2
(14-LEAD)
0.005 *
LTC1645
12
10
1
SENSE2
Q1B
CC2
2
1
COMPOUT
0.1 F
25V
IRF7413
GND
COMP
SENSE2
GATE2
RESET
7
3
10
FB
2
Q2A
COMPOUT
+
COMP
IRF7313
8
9
6
5
GATE2
RESET
3
FB
10
+
R
681k
HYST
Q2B
0.01 F
25V
8
9
6
5
0.1 F
25V
10k
1%
28k
1%
1645 F18
14.7k
1%
10k
1%
R2
10k
10k
Q3
PN2222
1645 F17
10k
+
+
V
5V OR
3.3V
5A
OUT
C
C
P RESET2
P RESET
LOAD2
LOAD1
V
3.3V
5A
V
5V
5A
OUT2
OUT1
1645fa