LTC1644CGN#TR Linear Technology, LTC1644CGN#TR Datasheet - Page 4

IC CONTROLLER HOT SWAP 20-SSOP

LTC1644CGN#TR

Manufacturer Part Number
LTC1644CGN#TR
Description
IC CONTROLLER HOT SWAP 20-SSOP
Manufacturer
Linear Technology
Type
Hot-Swap Controllerr
Datasheet

Specifications of LTC1644CGN#TR

Applications
CompactPCI™
Internal Switch(s)
No
Voltage - Supply
3.3V, 5V, ±12V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
20-SSOP (0.154", 3.91mm Width)
Family Name
LTC1644
Package Type
SSOP N
Operating Supply Voltage (min)
2.75/10.8/-10.8V
Operating Supply Voltage (max)
13.2/-14V
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
20
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
LTC1644CGNTR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LTC1644CGN#TRLTC1644CGN#PBF
Manufacturer:
Linear Technology
Quantity:
135
LTC1644
4
TYPICAL PERFOR A CE CHARACTERISTICS
2.56
2.55
2.54
2.53
2.52
2.51
2.50
2.49
2.48
2.47
3.2
3.1
3.0
2.9
2.8
11
10
9
8
7
6
5
4
3
2
1
0
–50
–50
0
3.3V and 5V Current Foldback
Profile
12V
vs Temperature
3V
vs Temperature
3V
IN
OUT
IN
–25
–25
UVLO Threshold Voltage
1
Supply Current
OUTPUT VOLTAGE (V)
TEMPERATURE ( C)
TEMPERATURE ( C)
0
0
5V
RAMPING
2
RAMPING
DOWN
OUT
UP
25
25
3
T
R
A
50
SENSE
50
= 25 C
W
= 0.005
4
75
75
1644 G07
1644 G01
1644 G04
100
100
U
5
8.50
8.45
8.40
8.35
8.30
8.20
8.25
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
60
50
10
40
30
20
0
0
–50
–50
0
12V Output Current
12V
vs Temperature
5V Foldback Current Limit Voltage
vs Temperature
T
12V
TIMER = 0V
A
= 25 C
IN
IN
–25
–25
2
= 12V
Undervoltage Lockout
OUTPUT VOLTAGE (V)
TEMPERATURE ( C)
TEMPERATURE ( C)
4
0
0
5V
5V
RAMPING
RAMPING
OUT
OUT
DOWN
UP
25
25
6
= 3V
= 0V
50
50
8
10
75
75
1644 G02
1644 G05
1644 G08
100
12
100
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
2.55
2.54
2.53
2.52
2.51
2.50
2.49
2.48
2.46
2.47
60
50
40
30
20
10
0
0
–50
–50
0
– 12V Output Current
5V
vs Temperature
3V Foldback Current Limit Voltage
vs Temperature
T
V
TIMER = 0V
A
EEIN
IN
= 25 C
–25
–25
–2
UVLO Threshold Voltage
= –12V
OUTPUT VOLTAGE (V)
TEMPERATURE ( C)
TEMPERATURE ( C)
–4
0
0
3V
3V
RAMPING
RAMPING
DOWN
OUT
OUT
UP
–6
25
25
= 2V
= 0V
–8
50
50
–10
75
75
1644 G03
1644 G09
1644 G06
1644f
–12
100
100

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