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LP5526 Datasheet(PDF) 32 Page - Texas Instruments

Part # LP5526
Description  Lighting Management Unit with High Voltage Boost Converter with up to 150mA Serial FLASH LED Driver
PDF  39 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LP5526 Datasheet(HTML) 32 Page - Texas Instruments

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LP5526
SNVS431C – FEBRUARY 2006 – REVISED JULY 2009
www.ti.com
R - 0
RW - 0
RW - 0
R - 0
RW - 0
RW - 1
R - 0
R - 0
0 – LP5526 standby mode
NSTBY
Bit 6
1 – LP5526 active mode
0 – Boost converter disabled
EN_BOOST
Bit 5
1 – Boost converter enabled
0 – Flash function disabled
EN_FLASH
Bit 3
1 – Flash function enabled
0 – Boost active load disabled
EN_AUTOLOAD
Bit 2
1 – Boost active load enabled
BOOST OUTPUT (0DH) – BOOST OUTPUT VOLTAGE CONTROL REGISTER
D7
D6
D5
D4
D3
D2
D1
D0
BOOST[7:0]
RW - 0
RW - 0
RW - 0
RW - 0
RW - 1
RW - 0
RW - 0
RW - 0
BOOST output voltage adjustment
BOOST[7:0]
Typical boost output voltage (V)
0000 1000
8.00
0000 1001
9.00
0000 1010
10.00
0000 1011
11.00
0000 1100
12.00
0000 1101
13.00
0000 1110
14.00
0000 1111
15.00
0001 0000
16.00
0001 0001
17.00
0001 0010
18.00
0001 0011
19.00
0001 0100
20.00
PWM ENABLE (2BH) – EXTERNAL PWM CONTROL REGISTER
D7
D6
D5
D4
D3
D2
D1
D0
EN_EXT
EN_EXT
EN_EXT
EN_MAIN
EN_SUB
EN_SAFETY_R
EN_SAFETY_G
EN_SAFETY_B
R_PWM
G_PWM
B_PWM
PWM
PWM
RW - 0
RW - 0
RW - 0
RW - 0
RW - 0
RW - 0
RW - 0
RW - 0
0 – Safety function for RLED disabled
EN_SAFETY_R
Bit 7
1 – Safety function for RLED enabled
0 – Safety function for GLED disabled
EN_SAFETY_G
Bit 6
1 – Safety function for GLED enabled
0 – Safety function for BLED disabled
EN_SAFETY_B
Bit 5
1 – Safety function for BLED enabled
0 – External PWM control for RLED disabled
EN_EXT_R_PWM
Bit 4
1 – External PWM control for RLED enabled
0 – External PWM control for GLED disabled
EN_EXT_G_PWM
Bit 3
1 – External PWM control for GLED enabled
0 – External PWM control for BLED disabled
EN_EXT_B_PWM
Bit 2
1 – External PWM control for BLED enabled
0 – External PWM control for MAIN disabled
EN_EXT_MAIN_PWM
Bit 1
1 – External PWM control for MAIN enabled
32
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Copyright © 2006–2009, Texas Instruments Incorporated
Product Folder Links: LP5526



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