LP5520TL/NOPB National Semiconductor, LP5520TL/NOPB Datasheet - Page 11

• Manufacturer Part Number: LP5520TL/NOPB
• Description: IC LED DRIVER RGB 25-USMD
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: RGB LED Driverr

Specifications of LP5520TL/NOPB

• Constant Current: Yes
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 3
• Internal Driver: Yes
• Type - Primary: Backlight, Light Management Unit (LMU)
• Type - Secondary: RGB, White LED
• Frequency: 1.22kHz, 19.52kHz
• Voltage - Supply: 2.9 V ~ 5.5 V
• Voltage - Output: 5 V ~ 20 V
• Mounting Type: Surface Mount
• Package / Case: 25-MicroSMD
• Operating Temperature: -30°C ~ 85°C
• Current - Output / Channel: 60mA
• Internal Switch(s): Yes
• Efficiency: 87%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LP5520TLTR

EEPROM memory map
Address
00
01
02
03
04
05
06
07
08
09
0a
0b
0c
0d
0e
10
11
12
13
14
15
16
17
18
19
1a
1b
1c
1d
1e
20
40
41
42
43
44
45
46
47
48
49
0f
1f
...
3f
Bits [7:4]
LM20K[7:0]
LM20B[7:0]
GB0[7:0]
GB1[7:0]
GB2[7:0]
GB3[7:0]
GB4[7:0]
GB5[7:0]
GB6[7:0]
GB7[7:0]
GB8[7:0]
GB9[7:0]
RC0[7:0]
RC1[7:0]
RC2[7:0]
RC3[7:0]
RC4[7:0]
RC5[7:0]
RC6[7:0]
RC7[7:0]
RC8[7:0]
RC9[7:0]
RB0[7:0]
RB1[7:0]
RB2[7:0]
RB3[7:0]
RB4[7:0]
RB5[7:0]
RB6[7:0]
RB7[7:0]
RB8[7:0]
RB9[7:0]
BB0[7:0]
BB1[7:0]
BB2[7:0]
BB3[7:0]
BB4[7:0]
BB5[7:0]
BB6[7:0]
BB7[7:0]
BB8[7:0]
BB9[7:0]
Bits [3:0]
Scaling values for LM20 sensor
Coefficient PWM-value for red
Base PWM-value for green
Base PWM-value for blue
Base PWM-value for red
11
(8 LSB bits)
(8 LSB bits)
(8 LSB bits)
Definition
Not used
From +104
From +104
From +104
From +104
+88...+103
+88...+103
+88...+103
+88...+103
+24...+39
+40...+55
+56...+71
+72...+87
+24...+39
+40...+55
+56...+71
+72...+87
+24...+39
+40...+55
+56...+71
+72...+87
+24...+39
+40...+55
+56...+71
+72...+87
-40...-25
-40...-25
-40...-25
-40...-25
+8...+23
+8...+23
+8...+23
+8...+23
-24...-9
-24...-9
-24...-9
-24...-9
-8...+7
-8...+7
-8...+7
-8...+7
K
B
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