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15161718192021222324
LT3741/LT3741-1
23
37411fg
For more information www.linear.com/LT3741
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Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications
subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
REVISION HISTORY
REV DATE DESCRIPTION PAGE NUMBER
A 8/10 Revised to ±1.5% Voltage Regulation Accuracy in Features section
Revised Absolute Maximum Ratings to delete CBOOT-SW Voltage
Updated Electrical Characteristics section
Updated RT, HG and LG pin descriptions
Updated Block Diagram
Revised text, added a paragraph and revised equations in Applications Information section
Revised Table 4 and Switching Frequency Synchronization paragraph in the Applications Information section
Revised Typical Applications drawings and added vendor part numbers
Updated Related Parts
1
2
3, 4
10
11
13, 14
16, 17
19, 20, 24
24
B 9/10 Revised Voltage Regulator Amp value to g
m
= 800µA/V on Figure 1 Block Diagram 11
C 5/13 Added LT3741-1 Option
Added LT3741-1 Option to Order Information
Clarified Non-Overlap and CTRL Current Specifications
Clarified Regulated Current vs V
FB
Graph
Clarified Efficiency Graphs
Clarified Common Mode Lockout Graph
Added LT3741-1 Block Diagram
Clarified Efficiency Graph
Clarified Part Number on Schematic
All
2
3
6
8
9
11
19
20
D 9/13 Corrected package descriptions in Order Information section 2
E 1/14 Corrected package in Block Diagram 11
F 10/15 Revised UVLO Hysteresis Equation 17
G 11/17 Revised VC cap value Figures 1 and 2
Changed pin name to VC, 20A LED Driver circuit
10, 11
20
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