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LP3952RL/NOPB Scheda tecnica(PDF) 24 Page - Texas Instruments

Il numero della parte LP3952RL/NOPB
Spiegazioni elettronici  6-Channel Color LED Driver with Audio Synchronization
PDF  46 Pages
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Produttore elettronici  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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LP3952RL/NOPB Scheda tecnica(HTML) 24 Page - Texas Instruments

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LP3952
SNVS518A – JULY 2007 – REVISED MARCH 2013
www.ti.com
RGB Driver Electrical Characteristics (R1, G1, B1, R2, G2, B2 Outputs)(1.65V
≤ V
DDIO ≤ VDD1,2V)
(unless otherwise noted)
Parameter
Test Condition
Min
Typ
Max
Units
ILEAKAGE
R1, G1, B1, R2, G2, B2 pin
0.1
1
μA
leakage current
IRGB
Maximum recommended sink
CC mode
40
mA
current
SW mode
50
mA
Accuracy @ 37mA
RRGB=3.3 kΩ ±1%, CC mode
±5
%
Current mirror ratio
CC mode
1:100
RGB1 and RGB2 current
IRGB=37mA, CC mode
±5
%
mismatch
RSW
Switch resistance
SW mode
2.5
5
Ω
fRGB
RGB switching frequency
Accuracy proportional to internal
18.2
20
21.8
kHz
clock freq.
Output Current vs Pin Voltage (Current Sink Mode)
Figure 12.
Pin Voltage vs Output Current (Switch Mode)
Figure 13.
24
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Product Folder Links: LP3952



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