LTC4215-1 Datasheet, PDF (6/28 Pages) Linear Technology – Hot Swap Controller with I2C Compatible Monitoring

LTC4215-1
TYPICAL PERFORMANCE CHARACTERISTICS T_A = 25°C, V_DD = 12V unless otherwise noted.
V_TH(UV) vs Temperature
1.240
V_HYST(UV) vs Temperature
90
I_TIMER vs Temperature
110
1.238
1.236
1.234
1.232
85
105
80
100
75
95
1.230
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
4215 G04
Current Limit vs V_FB
30
25
20
15
10
5
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
V_FB (V)
4215 G07
ΔV_GATE vs Temperature
6.1
6.0
V_DD = 5V
5.9
V_DD = 12V
5.8
5.7
V_DD = 3.3V
5.6
5.5
5.4
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
4215 G09
70
–50 –25 0 25 50 75 100
TEMPERATURE (°C)
4215 G05
V_TH Circuit Breaker vs Temperature
27
26
V_DD = 5V, 12V
25 ^VDD ^{= 3.3V}
24
23
22
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
4215 G08
ΔV_GATE vs I_GATE
7
6
V_DD = 5V
5
V_DD = 12V
4
V_DD = 3.3V
3
2
1
0
0
5
10
15
20
25
I_GATE (μA)
4215 G10
90
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
4215 G06
T_PHL(GATE) vs Sense Voltage
100
10
1
0.1
0
25 50 75 100 125 150
V_(SENSE+) – V_{(SENSE–)} (mV)
4215 G17
I_GATE Pull-Up vs Temperature
–30
–25
–20
–15
–10
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
4315 G11
42151fa
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