Datasheet

LT3741/LT3741-1
6
37411fe
For more information www.linear.com/LT3741
Typical perFormance characTerisTics
Regulated Current vs V
FB
Overvoltage Threshold Overvoltage Timeout
Regulated Sense Voltage Common Mode Lockout
Non-Overlap TimeMinimum Off-Time
HG Driver R
DS(ON)
LG Driver R
DS(ON)
V
FB
(V)
1.10
–150
CONTROL CURRENT (%)
–100
–50
0
50
100
150
1.15 1.251.20 1.30
3741 G14
1.35
LT3741-1
LT3741
TEMPERATURE (°C)
–50
OVERVOLTAGE THRESHOLD (V)
1.35
1.45
1.75
1.65
1.55
100
3741 G15
1.25
–25 0 25
50
75
125
TEMPERATURE (°C)
–50
OVERVOLTAGE TIMEOUT (µs)
15
17
19
90
3741 G16
13
11
9
–15
20
55
125
V
CTRL
(V)
0
0
V
SENSE
+
– V
SENSE
–
(mV)
10
20
30
40
50
60
0.5 1.0 1.5
3741 G17
2.0
TEMPERATURE (°C)
–50
CM LOCKOUT (V)
1.5
2.0
2.5
90
3741 G18
1.0
0.5
0
–15
20
55
125
V
IN
= 6V
V
IN
= 36V
MEASURED V
IN
– V
OUT
TEMPERATURE (°C)
–50
R
DS(ON)
(Ω)
3
4
5
90
3741 G20
2
1
0
–15
20
55
125
PULL-UP
PULL-DOWN
TEMPERATURE (°C)
–50
R
DS(ON)
(Ω)
3
4
5
90
3741 G21
2
1
0
–15
20
55
125
PULL-UP
PULL-DOWN
TEMPERATURE (°C)
–50
NON-OVERLAP TIME (ns)
90
120
150
90
3741 G23
60
30
0
–15
20
55
125
HG TO LG
LG TO HG
TEMPERATURE (°C)
–50
MINIMUM OFF-TIME (ns)
180
240
300
90
3741 G25
120
60
0
–15
20
55
125
HG
LG