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LDS8160 Datasheet(PDF) 11 Page - IXYS Corporation

Part No. LDS8160
Description  Dual-Output RGB / 6-Channel WLED Driver
Download  39 Pages
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Manufacturer  IXYS [IXYS Corporation]
Direct Link  http://www.ixys.com
Logo IXYS - IXYS Corporation

LDS8160 Datasheet(HTML) 11 Page - IXYS Corporation

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LDS8160
© 2009 IXYS Corp.
11
Doc. No. 8160_DS, Rev. N1.0
Characteristics subject to change without notice
PROGRAMMING EXAMPLES
Operation
Register
Address
Register Data
Command
(hex)
Set 18 mA current at Bank LEDA
00h
90h
XX 00 90
Set 20 mA current at LEDA, 18 mA at LEDB, and 15 mA at LEDC
banks (assuming address at 00h and consecutive writes)
00h
A0h 90h 78h
XX A0 90 78
Turn LEDs A1, B1 and C1 on, all others off
03h
15h
XX 03 15
Turn LEDs A2, B2, and C2 on, all others off
03h
24h
XX 03 24
Turn all LEDs on
03h
3Fh
XX 03 3F
Decrease brightness at 50% (-6 dB) at all three channels
simultaneously (in logarithmic mode only)
04h
23h
XX 04 23
Decrease brightness at 75% (-12 dB) at all three channels
simultaneously (in logarithmic mode only)
04h
47h
XX 04 47
Restore full brightness at all three channels simultaneously
04h
00h
XX 04 00
Set Bank B PWM duty Cycle at 50% (-6 dB) in logarithmic mode
06h
DCh
XX 06 DC
Set Bank B PWM duty Cycle at 50% in linear mode
06h
80h
XX 06 80
Short/open LED diagnostic request
19h
20h
XX 19 20
Read out LED short to GND status
1Ch
XX 1C YY
Read out LED short to VIN/open status
1Dh
XX 1D YY
Set WLED Mode with 1 PWM generator in linear mode, soft start
disabled, and LP standby mode
1Eh
43h
XX 1E 43
Set Standby Mode
1Fh
40h
XX 1F 40
Resume normal operation from standby mode
1Fh
00h
XX 1F 00
Calibration request (conduct temperature calibration; wait >=16ms)
1Fh
10h
XX 1F 10
Set LEDs in shutdown mode at temperature above 85
0C
4Ah
18h
XX 4A 18
Set 2-x scale de-rating at temperature equal or above 55
0C
4Bh
32h
XX 4B 32
Software Reset (to default values) and/or clear of all registers
1Fh
80h
XX 1F 80
Note:
XX – The LDS8160 I
2C customer-selected slave address followed by binary 0 for write command, i.e. if I2C slave address is
001 0001 (see Table 10), XX = 0010 0010 (bin) = 22h
YY – The LDS8160 I
2C customer-selected slave address followed by binary 1 for read command, i.e. if I2C slave address is
001 0001 (see Table 10), YY = 0010 0011 (bin) = 23h


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