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LM2793 Fiches technique(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No de pièce LM2793
Description  Low Noise White LED Constant Current Supply with Dual Function Brightness Control
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Fabricant  NSC [National Semiconductor (TI)]
Site Internet  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM2793 Fiches technique(HTML) 2 Page - National Semiconductor (TI)

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Connection Diagram
LM2793
10-pin Leadless Leadframe Package (LLP-10)
3mmx3mmx0.8mm
NS Package Number LDA10A
20063603
Top View
Ordering Information
Order Number
Package Description
Package
Marking
Supplied as Tape and Reel
(Units)
LM2793LD
LLP-10
LM2793
1000
LM2793LDX
LLP-10
LM2793
4500
Pin Description
Pin
Name
Description
1V
IN
Power supply voltage connection
2
C1-
Flying capacitor C1 connection
3
C2+
Flying capacitor C2 connection
4
C1+
Flying capacitor C1 connection
5P
OUT
Charge pump output
6
D1
Current source output / LED connection
7
D2
Current source output / LED connection
8
SD-BRGT
Dual function Shutdown - Brightness. Grounding pin shuts down part. Voltage
between 0.75V and 2.75V (typ.) linearly adjusts current outputs. Output current
equals 16mA at voltages above 2.75V.
9
GND
Power supply ground connection
10
C2-
Flying capacitor C2 connection
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