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FP6745 Datasheet(PDF) 3 Page - Fitipower Integrated Technology Inc.

Part # FP6745
Description  High-Efficiency, 40V White LED Driver with Dimming Control
PDF  11 Pages
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Manufacturer  FITIPOWER [Fitipower Integrated Technology Inc.]
Direct Link  http://www.fitipower.com/en_US/index.asp
Logo FITIPOWER - Fitipower Integrated Technology Inc.

FP6745 Datasheet(HTML) 3 Page - Fitipower Integrated Technology Inc.

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FP6745-1.4-AUG-2013
FP6745
85T
fitipower integrated technology lnc.
Block Diagram
CONTROL
LOGIC
PWM/PFM
CONTROL
1.3MHz
OSCILLATOR
Internal
Soft Start
195mV
VREF
SLOPE
COMPENSATION
PWM
COMPARATOR
DRIVER
CURRENT AMP.
RC
CC
ERROR
AMP.
RS
M1
SW
GND
FB
EN
ENABLE&
DIMMING
CONTROL
42V
OVP
Figure 3. Block Diagram of FP6745
Absolute Maximum Ratings
● VIN ------------------------------------------------------------------------------------------------------------------- +6V
● SW Voltage --------------------------------------------------------------------------------------------------------- +43V
● FB Voltage ---------------------------------------------------------------------------------------------------------- +6V
● EN Voltage ---------------------------------------------------------------------------------------------------------- +6V
● Maximum Junction Temperature (T
J) ------------------------------------------------------------------------ +150ºC
● Power Dissipation @T
A=25ºC, (PD)
TSOT-23-5/TSOT-23-6/SOT-23-6 --------------------------------------------------------------- +0.5W
● Package Thermal Resistance, (θ
JA)
TSOT-23-5/TSOT-23-6/SOT-23-6 --------------------------------------------------------------- +250ºC/W
● Storage Temperature Range (T
S) ----------------------------------------------------------------------------- -65ºC to +150ºC
● Lead Temperature (Soldering, 10 sec.) (T
LEAD) ------------------------------------------------------------ +260ºC
Note 1：Stresses
beyond those listed under “Absolute Maximum Ratings" may cause permanent damage to the device.
Recommended Operating Conditions
● Input Voltage (V
IN) ------------------------------------------------------------------------------------------------ +2.5 to +5.5V
● Operating Temperature Range -------------------------------------------------------------------------------- -40ºC to +85ºC



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