LTC4219 LINER [Linear Technology], LTC4219 Datasheet - Page 5

• Manufacturer Part Number: LTC4219
• Description: 5A Integrated Hot Swap Controller
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
0.10
0.08
0.06
0.04
22
21
20
19
18
6
5
4
3
2
1
0
–50
–50
0
EN1, EN2 Hysteresis
vs Temperature
Current Limit Threshold Foldback,
LTC4219-5
I
SET
Resistor vs Temperature
–25
–25
1
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
2
V
OUT
25
25
(V)
3
50
50
4
75
75
4219 G07
4219 G10
4219 G04
100
100
5
–110
–105
–100
–95
–90
60
50
40
30
20
10
0
6
5
4
3
2
1
0
–50
–50
R
Timer Pull-Up Current
vs Temperature
Current Limit Threshold Foldback,
LTC4219-12
0
ON
vs V
–25
–25
3
DD
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
and Temperature
V
OUT
V
25
25
6
DD
(V)
= 3.3V, 12V
50
50
9
75
75
T
4219 G05
4219 G11
4219 G08
A
= 25°C, V
100
100
12
1000
0.01
DD
100
0.1
0.1
10
10
1
1
6
5
4
3
2
1
0
= 12V unless otherwise noted.
0.1
1k
0
Current Limit Delay
(t
Current Limit Adjustment
(I
MOSFET SOA Curve
T
MULTIPLE PULSE
DUTY CYCLE = 0.2
PHL(ILIM)
OUT
A
= 25°C
vs R
10k
OUTPUT CURRENT (A)
SET
vs Overdrive)
10
1
)
R
V
SET
DS
100k
LTC4219
(V)
(Ω)
20
10
1M
1ms
10ms
100ms
1s
10s
DC
4219 G06
4219 G12
4219 G09
5
4219f
10M
100
30