SM16706FN 데이터 시트보기 (PDF) - Samhop Mircroelectronics
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SM16706FN Datasheet PDF : 15 Pages
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SAMHOP Microelectronics Corp. SM16706P/SP/F/FN
16-BIT CONSTANT CURRENT LED DRIVER
Output Current - Duty (LED turn-on rate)
Ta - PD
1.6
1.4 P/SP FREE
1.2
AIR
1
F/FN ON PCB
0.8
0.6
F/FN FREE AIR
0.4
0.2
0
-40 -20 0
20 40 60 80
Ambient Temerature Ta (oC)
Output Current - REXT Resistor
REXT - IOUT
100
90
80
70
IOUT ≒ {(1.23 / REXT (Ω)} × 15.2
60
VCE = 0.7V
50
VDD = 5.0V
40
30
20
10
0
200 300 500
1,000 2,000 3,000 5,000
REXT (Ω) Fig. 1
Output Current - Output Voltage
IOUT-VOUT
0.1
0.09
Rext=240Ω
0.08
0.07
IOUT 0.06
0.05
0.04
Rext=470Ω
0.03
0.02
0.01
0
Rext=3900Ω
0
0.5
1
1.5
2
2.5
3
VOUT
Page 10
V2.0 MAY,2003
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