IC LED DRVR WHITE BCKLGT SOT23-5

 

ZXSC300E5TA

Manufacturer Part NumberZXSC300E5TA
DescriptionIC LED DRVR WHITE BCKLGT SOT23-5
ManufacturerDiodes Zetex
TypeBacklight, White LED
ZXSC300E5TA datasheets

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Specifications of ZXSC300E5TA

Constant CurrentYesTopologyStep-Up (Boost)
Number Of Outputs1Internal DriverYes
Type - PrimaryBacklight, Flash/TorchType - SecondaryHigh Brightness LED (HBLED), White LED
Frequency200kHzVoltage - Supply0.8 V ~ 8 V
Mounting TypeSurface MountPackage / CaseSOT-23-5, SC-74A, SOT-25
Operating Temperature-40°C ~ 85°CCurrent - Output / Channel3.6mA
Internal Switch(s)YesEfficiency94%
Lead Free Status / RoHS StatusLead free / RoHS CompliantVoltage - Output-
Other namesZXSC300E5TR  
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ZXSC300
ABSOLUTE MAXIMUM RATING
Supply Voltage
-0.3 to 10V
Maximum Voltage Other Pins -0.3 to V
Power Dissipation
450mW
ELECTRICAL CHARACTERISTICS:
SYMBOL
PARAMETER
(1)
η
Efficiency
V
Recommended
CC
supply voltage range
V
Minimum startup
CC(min)
and operating
voltage
(2)
I
Quiescent current
Q
I
Base drive current
VDRIVE
(3)
I
Supply current
CC
V
High level drive
VDRIVE(high)
voltage
V
Low level drive
VDRIVE(low)
voltage
V
Output current
ISENSE
reference voltage
(threshold)
T
I
CVISENSE
SENSE
2
voltage temp co.
I
I
input current
ISENSE
SENSE
T
Discharge pulse width
DRV
OPERATING CONDITIONS
SYMBOL
PARAMETER
F
Recommended operating frequency
OSC
1
Application dependent, see reference designs.
2
These parameters guaranteed by design and characterisation
3
Total supply current =I
+ I
, see typical characteristics
Q
VDRIVE
4
Operating frequency is application circuit dependent. See applications section.
Operating Temperature
+0.3V
Storage Temperature
CC
Test conditions unless otherwise stated: V
CONDITIONS
I
=-600µA, V
=0.7V
DRIVE
DRIVE
I
=-600µA, V
=0.7V,
DRIVE
DRIVE
(3)
T
=-10°C
AMB
V
= 0.7V, V
= 0V
DRIVE
ISENSE
V
= 0.7V, V
= 0V
DRIVE
ISENSE
V
= 0V, I
=-0.5mA
ISENSE
VDRIVE
V
= 50mV, I
= 5mA
ISENSE
VDRIVE
V
= 0V
ISENSE
CONDITIONS
MIN.
(4)
2
-40 to 85°C
-55 to 150°C
=1.5V, T
=25°C
CC
AMB
MIN.
TYP.
MAX. UNITS
94
%
0.8
8
V
0.8
0.92
V
0.9
0.2
mA
1.5
3.6
mA
2
4
mA
V
-0.3
V
V
CC
CC
0
0.2
V
14
19
24
mV
0.4
%/°C
0
-30
-65
µA
1.2
1.7
3.2
µs
TYP.
MAX.
UNITS
200
kHz
ISSUE 4 - SEPTEMBER 2007

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