LT3755IMSE-1#PBF Linear Technology, LT3755IMSE-1#PBF Datasheet - Page 5

• Manufacturer Part Number: LT3755IMSE-1#PBF
• Description: IC LED DRVR HP CONS CURR 16-MSOP
• Manufacturer: Linear Technology
• Type: High Power, Constant Currentr

Specifications of LT3755IMSE-1#PBF

• Constant Current: Yes
• Constant Voltage: Yes
• Topology: Flyback, Low Side, PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Automotive
• Type - Secondary: White LED
• Frequency: 100kHz ~ 1MHz
• Voltage - Supply: 4.5 V ~ 40 V
• Voltage - Output: 75V
• Mounting Type: Surface Mount
• Package / Case: 16-MSOP Exposed Pad
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 1A
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -

Typical perForMance characTerisTics
10000
1000
1.28
1.27
1.26
1.25
1.24
1.23
1.20
1.22
1.21
120
100
–20
100
80
60
40
20
10
0
–50
10
0
V
FB Regulation Voltage
vs Temperature
Switching Frequency vs R
(ISP – ISN)
–25
0.5
0
TEMPERATURE (°C)
Threshold vs V
25
V
CTRL
R
T
50
1
(k)
(V)
75
100
1.5
CTRL
T
125
37551 G01
37551 G04
37551 G07
150
100
2
2.04
2.03
2.02
2.01
2.00
1.99
1.98
1.97
1.96
103
102
101
100
500
450
400
350
300
99
98
97
–50
–50
0
V
V
Switching Frequency
vs Temperature
V
R
(ISP – ISN)
REF
CTRL
T
–25
–25
= 26.7k
Voltage vs Temperature
= 2V
20
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
Threshold vs V
ISP VOLTAGE (V)
25
25
40
50
50
75
75
LT3755/LT3755-1/LT3755-2
100
100
60
ISP
125
125
37551 G02
37551 G05
37551 G08
T
A
150
150
80
= 25°C, unless otherwise noted.
2.04
2.03
2.02
2.01
2.00
1.99
1.98
1.97
1.96
103
102
101
100
2.4
2.2
1.6
2.0
1.8
97
99
98
–50
–50
V
vs Temperature
0
V
SHDN/UVLO Hysteresis Current
vs Temperature
V
(ISP – ISN)
REF
CTRL
–25
–25
Voltage vs V
= 2V
10
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
Threshold
25
25
V
IN
50
50
20
IN
(V)
75
75
100
100
30
125
125
37551 G03
37551 G09
37551 G06
37551fd

150
150
40