LTC4244CGN#PBF Linear Technology, LTC4244CGN#PBF Datasheet - Page 4

• Manufacturer Part Number: LTC4244CGN#PBF
• Description: IC CTLR HOT SWAP PCI 20-SSOP
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC4244CGN#PBF

• 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)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC4244/LTC4244-1
TYPICAL PERFOR A CE CHARACTERISTICS
4
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
60
50
40
30
20
10
0
0
0
–50
–50
3.3V and 5V Current Foldback
Profile
12V Foldback Current Limit vs
Temperature
V
vs Temperature
0
I
EE
VEEIN
3.3V
12V
Internal Switch Voltage Drop
12V
–25
–25
= 100mA
1
OUT
OUT
5V
= 10V
TEMPERATURE ( C)
TEMPERATURE ( C)
= 0V
0
0
VOLTAGE (V)
2
25
25
3
50
50
W
4
75
75
4244 G04
4244 G07
4244 G01
U
100
100
5
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.6
0.5
0.4
0.3
0.2
0.1
60
50
40
30
20
10
0
0
0
–50
–50
12V
Voltage
V
Temperature
0
5V
Voltage vs Temperature
EE
IN
OUT
Foldback Current Limit vs
–25
–25
Foldback Current Limit
2
Current vs 12V
TEMPERATURE ( C)
TEMPERATURE ( C)
4
0
0
VOLTAGE (V)
V
5V
V
5V
EEOUT
EEOUT
OUT
OUT
25
25
6
= 3V
= 0V
= 10V
= 0V
50
50
OUT
8
10
75
75
4244 G02
4244 G05
4244 G08
100
100
12
–0.6
–0.5
–0.4
–0.3
–0.2
–0.1
0.30
0.25
0.20
0.15
0.10
0.05
60
50
40
30
20
10
0
0
0
–50
–50
V
0
12V Internal Switch Voltage Drop
vs Temperature
3.3V
Voltage vs Temperature
I
EEOUT
12VOUT
IN
–25
–25
–2
= 550mA
Foldback Current Limit
Current vs V
TEMPERATURE ( C)
TEMPERATURE ( C)
–4
0
0
VOLTAGE (V)
3.3V
3.3V
OUT
OUT
–6
25
25
= 2V
= 0V
EEOUT
–8
50
50
Voltage
–10
75
75
4244 G03
4244 G06
4244 G09
42441f
–12
100
100