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LT3763HFE#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30
LT3763
7
3763fb
For more information www.linear.com/LT3763
Typical perForMance characTerisTics
Regulated Sense Voltage
V
CTRL1
(V)
0
0
V
SENSE
+
– V
SENSE
–
(mV)
10
20
30
40
50
60
0.5 1.0 1.5
3763 G25
2.0
Nonoverlap Time
Minimum On-Time
Minimum Off-Time
Current Regulation Accuracy
Current Regulation Accuracy
TG Driver R
DS(ON)
BG Driver R
DS(ON)
TEMPERATURE (°C)
R
DS(ON)
(Ω)
3
4
3763 G19
2
1
0
PULL-UP
PULL-DOWN
–50 75–25 25 50
150
1251000
TEMPERATURE (°C)
R
DS(ON)
(Ω)
3
4
3763 G20
2
1
0
PULL-UP
PULL-DOWN
–50 75–25 25 50
150
1251000
–50 75–25 25 50
150
1251000
TEMPERATURE (°C)
NONOVERLAP TIME (ns)
60
80
3763 G21
40
20
0
BG TO TG
TG TO BG
–50 75–25 25 50
150
1251000
TEMPERATURE (°C)
MINIMUM ON-TIME (ns)
40
60
80
3763 G23
20
0
HG
LG
TEMPERATURE (°C)
MINIMUM OFF-TIME (ns)
120
160
200
3763 G22
80
40
0
HG
LG
–50 75–25 25 50
150
1251000
V
OUT
(V)
0
–1.0
ACCURACY (%)
–0.5
0
0.5
1.0
2 4 6 8
10
3763 G26
V
CTRL1
= 1.5V
V
IN
= 12V
V
OUT
(V)
0
–1.0
ACCURACY (%)
–0.5
0
0.5
1.0
2 4 6 8
10
3763 G27
V
CTRL1
= 0.75V
V
IN
= 12V
TEMPERATURE (°C)
FREQUENCY (MHz)
0.9
1.2
3763 G24
0.6
0.3
0
1MHz
500kHz
200kHz
–50 75–25 25 50
150
1251000
Oscillator Frequency
LT3763
8
3763fb
For more information www.linear.com/LT3763
FAULT Threshold Output Current SenseFAULT Hysteresis
Input Current Sense Output Voltage Load RegulationInput Current Limit
PWM Driver R
DS(ON)
C/10 ThresholdPWM Driver Delay
Typical perForMance characTerisTics
TEMPERATURE (°C)
R
DS(ON)
(Ω)
3
4
3763 G28
2
1
0
PULL-UP
PULL-DOWN
–50 75–25 25 50
150
1251000
TEMPERATURE (°C)
DELAY (ns)
3763 G29
RISING
FALLING
–50 75–25 25 50
150
1251000
0
10
20
30
40
50
TEMPERATURE (°C)
V
SENSE
+
– V
SENSE
–
(mV)
15
20
3763 G30
10
5
0
–50 75–25 25 50
150
1251000
RISING
FALLING
TEMPERATURE (°C)
V
FB
(V)
1.2
1.6
3763 G31
0.8
0.4
0
–50 75–25 25 50
150
1251000
UPPER
LOWER
TEMPERATURE (°C)
HYSTERESIS (mV)
3763 G32
–50 75–25 25 50
150
1251000
0
25
50
75
V
SENSE
+
– V
SENSE
–
(mV)
0
0
V
ISMON
(V)
0.5
1.0
1.5
2.0
25 50 75
3763 G33
100
V
IVINP
– V
IVINN
(mV)
0
0
V
IVINMON
(V)
0.5
1.0
1.5
2.0
25 50 75
3763 G34
100
I
LOAD
(A)
0
0
V
OUT
(V)
2
4
6
8
6 12 18
3763 G36
24
V
IN
= 12V
V
OUT
= 5V
I
LIMIT
= 20A
TEMPERATURE (°C)
V
IVINP
– V
IVINN
(mV)
3763 G35
–50 75–25 25 50
150
1251000
45
47
49
51
53
55
LT3763
9
3763fb
For more information www.linear.com/LT3763
Shutdown and Recovery
PWM Dimming
15A Load Step
Output Voltage Load Regulation Efficiency vs Load CurrentEfficiency vs Load Current
Typical perForMance characTerisTics
I
LOAD
(A)
0
0
V
OUT
(V)
8
16
24
32
3 6 9
3763 G37
12
V
IN
= 48V
V
OUT
= 24V
I
LIMIT
= 10A
I
LOAD
(A)
0
EFFICIENCY (%)
100
90
80
95
85
18
3763 G38
24
126
V
IN
= 12V
V
OUT
= 5V
I
LOAD
(A)
0
EFFICIENCY (%)
100
90
80
95
85
9
3763 G39
12
63
V
IN
= 48V
V
OUT
= 24V
SS
2V/DIV
EN/UVLO
5V/DIV
V
OUT
5V/DIV
I
L
5A/DIV
1ms/DIV
3763 G40
V
OUT
20mV/DIV
AC-COUPLED
I
L
10A/DIV
500µs/DIV
3763 G41
PWM
10V/DIV
V
SW
50V/DIV
I
L
500mA/DIV
10µs/DIV
3763 G42
Solar Powered SLA Battery
Charging
FAULT
10V/DIV
V
IN
500mV/DIV
AC-COUPLED
V
OUT
50mV/DIV
AC-COUPLED
I
L
2A/DIV
50s/DIV
3763 G43
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30

LT3763HFE#PBF

Mfr. #:
Buy LT3763HFE#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 60V, High Current, Step-Down, LED-Driver Controller
Lifecycle:
New from this manufacturer.
Delivery:
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