LT3591EDDB#TRMPBF Linear Technology, LT3591EDDB#TRMPBF Datasheet - Page 4

• Manufacturer Part Number: LT3591EDDB#TRMPBF
• Description: IC LED DRIVER WHITE BCKLGT 8-DFN
• Manufacturer: Linear Technology
• Type: Backlight, White LEDr

Specifications of LT3591EDDB#TRMPBF

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 750kHz ~ 1.2MHz
• Voltage - Supply: 2.5 V ~ 12 V
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 300mA
• Internal Switch(s): Yes
• No. Of Outputs: 1
• Output Current: 300mA
• Output Voltage: 24V
• Input Voltage: 2.5V To 12V
• Dimming Control Type: PWM / DC
• Operating Temperature Range: -40°C To +85°C
• Driver Case Style: DFN
• Rohs Compliant: Yes
• Led Driver Application: Cell Phones, PDA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Efficiency: -
• Other names: LT3591EDDB#TRMPBFTR

LT3591
TYPICAL PERFORMANCE CHARACTERISTICS
4
100
45
44
43
42
41
40
98
96
94
92
90
6
5
4
3
2
1
0
–50
–50 –25
0
Quiescent Current
(V
Open-Circuit Output Clamp
Voltage vs Temperature
Maximum Duty Cycle
vs Temperature
CTRL
–25
= 3V)
3
0
0
TEMPERATURE ( C)
TEMPERATURE ( C)
25
25
– 50 C
V
125 C
IN
6
(V)
50
50
75
75
25 C
9
100
100
3591 G15
3591 G09
3591 G12
125
125
12
1000
800
600
400
200
208
204
200
196
192
188
0
8
7
6
5
4
3
2
1
0
–50
–50 –25
5
Current Limit vs Temperature
Input Current in Output Open
Circuit vs Temperature
Sense Voltage (V
vs V
V
IN
–25
= 3V
CAP
10
0
0
TEMPERATURE ( C)
TEMPERATURE ( C)
15
25
25
V
– 50 C
125 C
CAP
25 C
20
CAP
(V)
50
50
– V
25
75
75
LED
)
30
100
100
3591 G10
T
3591 G16
3591 G13
A
= 25°C, unless otherwise specifi ed.
125
125
35
1200
1150
1100
1050
1000
200
208
204
196
192
188
950
900
850
800
750
15
12
9
6
3
0
–50
–50
–50 –25
Schottky Leakage Current
vs Temperature
Switching Frequency
vs Temperature
Sense Voltage (V
vs Temperature
–25
–25
V
V
V
R
R
R
= 10V
= 16V
= 20V
0
0
0
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
25
25
25
CAP
50
50
50
– V
75
75
75
LED
)
100
100
100
3591 G11
3591 G14
3591 G17
3591f
125
125
125