LTC1645CS#TRPBF Linear Technology, LTC1645CS#TRPBF Datasheet - Page 2
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LTC1645CS#TRPBF
Manufacturer Part Number
LTC1645CS#TRPBF
Description
IC CTRLR SEQ HOTSWAP DUAL 14SOIC
Manufacturer
Linear Technology
Type
Hot-Swap Controllerr
Datasheet
1.LTC1645CS8PBF.pdf
(24 pages)
Specifications of LTC1645CS#TRPBF
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
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
PACKAGE/ORDER I FOR ATIO
ABSOLUTE AXI U RATI GS
Supply Voltage (V
Input Voltage
Output Voltage
LTC1645
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
The
2.375V V
SYMBOL
DC Characteristics
I
I
V
V
V
V
V
V
V
2
CC1
CC2
LKO1
LKO2
LKH n
FB
FBHST
COMP
COMPHST
V
V
FB
COMP
FB, ON, COMP
TIMER ................................................. – 0.3V to 2.5V
SENSE1 ..................... (V
SENSE2 ...................... (V
RESET, COMPOUT, FAULT .....................– 0.3V to 16V
GATE1, GATE2 ................. Internally Limited (Note 3)
SENSE2
GATE2
V
GND
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
CC2
T
JMAX
CC1
1
2
3
4
8-LEAD PLASTIC SO
= 125 C,
PARAMETER
V
V
V
V
V
FB Pin Voltage Threshold
FB Pin Threshold Line Regulation
FB Pin Voltage Threshold Hysteresis
COMP
COMP
COMP
S8 PACKAGE
CC1
CC2
CC1
CC2
CC n
TOP VIEW
12V, 1.2V V
Supply Current
Supply Current
Undervoltage Lockout
Undervoltage Lockout
Undervoltage Lockout Hysteresis
+
+
+
+
JA
CC1
W
Pin Voltage Threshold
Pin Threshold Line Regulation
Pin Voltage Threshold Hysteresis
..................... – 0.3V to (V
= 150 C/ W
, V
8
7
6
5
CC2
V
SENSE1
GATE1
ON
CC1
CC2
W W
) ................................. 13.2V
CC1
CC1
U
– 0.7V) to (V
– 0.7V) to (V
12V unless otherwise noted (Note 2).
S8 PART MARKING
ORDER PART
LTC1645CS8
LTC1645IS8
W
NUMBER
1645
1645I
U
CC1
CC1
CC2
CONDITIONS
ON = V
ON = V
High to Low
High to Low
High to Low
High to Low, V
High to Low
High to Low, V
+ 0.3V)
+ 0.3V)
+ 0.3V)
U
(Note 1)
CC1
CC1
= 5V, V
= 5V, V
CC1
CC1
Output Current
Operating Temperature Range
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
SENSE2
CC2
CC2
= 2.375V to 12V
= 2.375V to 12V
GATE2
RESET
FAULT
GATE1, GATE2 ............................................... 20mA
LTC1645C ............................................... 0 C to 70 C
LTC1645I ............................................ – 40 C to 85 C
V
GND
CC2
= 3.3V
= 3.3V
FB
T
JMAX
1
2
3
4
5
6
7
14-LEAD PLASTIC SO
= 125 C,
S PACKAGE
TOP VIEW
JA
= 110 C/ W
14
13
12
11
10
9
8
V
SENSE1
GATE1
TIMER
ON
COMPOUT
COMP
CC1
1.226
1.226
2.16
1.06
MIN
+
1.238
1.238
TYP
0.28
2.23
1.12
1.1
25
1
5
1
5
ORDER PART
LTC1645CS
LTC1645IS
NUMBER
1.250
1.250
MAX
1.18
2.0
0.4
2.3
4
4
A
= 25 C.
UNITS
1645fa
mA
mA
mV
mV
mV
mV
mV
V
V
V
V