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WS3241 Datasheet(PDF) 4 Page - List of Unclassifed Manufacturers

Part # WS3241
Description  High Precision PSR LED Constant Current Driver
PDF  8 Pages
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Manufacturer  ETC2 [List of Unclassifed Manufacturers]
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WS3241 Datasheet(HTML) 4 Page - List of Unclassifed Manufacturers

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WS3241 ProductDescription
WINSEMI MICROELECTRONICS
WINSEMI MICROELECTRONICS
WINSEMI MICROELECTRONICS
WINSEMI MICROELECTRONICS
WINSEMI MICROELECTRONICS
www.winsemi.com Tel : +86-755-8250 6288
Fax : +86-755-8250 6299
2/8
Electrical Characteristics (Unless otherwise specified, VCC=8V and TA =25 ℃)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Supply Voltage Section
VDD_C
LAMP
VDD Clamping Voltage
10mA
6.3
V
VDD_re
g
VDD Power Supply
5.8
6.1
V
UVLO_
off
VDD Under Voltage Lockout
5.3
V
I_VDD
Quiet Current
VDD=6.1V
150
250
uA
Current Sense Section
Vcs
Threshold Voltage for Peak
Current Limit
490
500
510
mV
TLEB
Lead Edge Blanking
500
ns
TDELA
Y
Shutdown Delay
100
ns
D_max
Maximum Duty Cycle
50
%
Feedback Input Section
Toff_m
ax
Maximum Demagnetization
time
255
us
Toff_mi
n
Minimum Demagnetization
time
3.6
us
Tdem_
OVP
Open loop detection reference
Demagnetization time
4.5
us
Tcc/Tde
m
Cycle time/demagnetization
time
@constant current
2
Power MOSFET
Rds_on
Power On Resistor
Idrain=50mA
30
Ω
BVdss
Breakdown Voltage
650
V
Idss
Leakage Current of Power
MOS
10
uA
Over Temperature Protection
TREG
Thermal Regulation
Temperature
135
℃



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