LT3519IMS-1#TRPBF Linear Technology, LT3519IMS-1#TRPBF Datasheet - Page 5

• Manufacturer Part Number: LT3519IMS-1#TRPBF
• Description: LED DRIVER WITH INTEGRATED SCHOT
• Manufacturer: Linear Technology
• Type: High Power, Constant Currentr

Specifications of LT3519IMS-1#TRPBF

• Constant Current: Yes
• Constant Voltage: Yes
• Topology: PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Automotive
• Frequency: 800kHz ~ 1.10MHz
• Voltage - Supply: 3 V ~ 30 V
• Mounting Type: Surface Mount
• Package / Case: 16-MSOP
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 750mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Efficiency: -

TYPICAL PERFORMANCE CHARACTERISTICS
1.25
1.24
1.22
1.20
1.23
1.21
500
450
400
350
300
250
200
150
100
50
0
–50
0
FB Regulation Voltage
vs Temperature
Switch Saturation Voltage
(V
V
IN
CESAT
–25
= 12V
200
)
SWITCH CURRENT (mA)
0
TEMPERATURE (°C)
1.2
1.0
0.9
0.8
1.1
0.7
400
25
–50
Oscillator Frequency
vs Temperature (LT3519-1)
50
–25
600
75
0
TEMPERATURE (°C)
800
100
25
3519 G10
3519 G13
1000
125
50
75
100
90
80
70
60
50
40
30
20
10
10
100
0
9
8
7
6
5
4
3
2
0
1
–50
–50
3519 G16
FB OPENLED Threshold
vs Temperature
Schottky Leakage Current
vs Temperature
V
V
IN
R
125
= 24V
= 12V
–25
–25
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
25
25
50
50
LT3519/LT3519-1/LT3519-2
2.1
2.0
2.5
2.4
2.3
2.2
1.9
75
75
–50
Oscillator Frequency
vs Temperature (LT3519-2)
100
100
–25
(T
3519 G11
3519 G14
A
= 25°C unless otherwise noted)
125
125
0
TEMPERATURE (°C)
25
500
400
200
900
800
700
600
300
1.30
1.28
1.24
1.22
1.20
100
1.26
0
50
–50
0
SHDN/UVLO Threshold
vs Temperature
Schottky Forward Voltage Drop
SCHOTTKY FORWARD VOLTAGE DROP (mV)
V
IN
75
–25
= 12V
200
100
3519 G17
0
SHDN/UVLO FALLING
TEMPERATURE (°C)
SHDN/UVLO RISING
125
400
25
50
600
75
800
100
3519 G15
3519 G12
3519fa
5
1000
125