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AL5802 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - ADJUSTABLE CURRENT SINK LINEAR LED DRIVER - Diodes

भाग संख्या AL5802
समारोह ADJUSTABLE CURRENT SINK LINEAR LED DRIVER
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AL5802 pdf
AL5802
Pin Descriptions
Pin Number
1
2
3
4
5
6
Name
OUT
BIAS
EN
GND
FB
REXT
Function
Open-collector LED driver output
Biases the open collector output transistor
Enable pin for PWM dimming. Provides access to the base of Q2 and collector of Q1
Ground reference point for setting LED current
Feedback pin.
Should be connected to pin 6.
Current sense pin. LED current sensing resistor should be connected from here to GND.
Functional Block Diagram
Fig. 1 Block Diagram
Absolute Maximum Ratings
Symbol
VOUT
VBIAS
VFB
VEN
VREXT
IOUT
TJ
TST
Characteristics
Output voltage relative to GND
BIAS voltage relative to GND (Note 4)
LED voltage relative to GND
EN voltage relative to GND
REXT voltage relative to GND
Output current
Operating junction temperature
Storage temperature
These are stress ratings only. Operation outside the absolute maximum ratings may cause device failure.
Operation at the absolute maximum rating for extended periods may reduce device reliability.
Note: 4. With pins 5 and 6 connected together.
Values
30
30
6
6
6
150
-40 to +150
-55 to +150
Unit
V
V
V
V
V
mA
°C
°C
AL5802
Document number: DS35516 Rev. 9 - 2
2 of 11
www.diodes.com
March 2014
© Diodes Incorporated

विन्यास 11 पेज
डाउनलोड[ AL5802 Datasheet.PDF ]


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