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LP5024 数据表(PDF) 10 Page - Texas Instruments

部件名 LP5024
功能描述  LP50xx 18-, 24-Channel, 12-Bit, PWM Ultralow-Quiescent-Current, I2C RGB LED Drivers
PDF  59 Pages
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制造商  TI2 [Texas Instruments]
网页  https://www.ti.com
标志 TI2 - Texas Instruments

LP5024 数据表(HTML) 10 Page - Texas Instruments

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6.7 Typical Characteristics
RIREF(k:)
0
5
10 15 20 25 30 35 40 45 50 55 60 65 70 75
0
2.5
5
7.5
10
12.5
15
17.5
20
22.5
25
27.5
30
32.5
35
RIRE
Figure 6-2. IOUT Target vs RIREF
Ambient Temperature (qC)
-40 -30 -20 -10
0
10
20
30
40
50
60
70
80
90
5
10
15
20
25
30
35
40
CURR
5-mA Average Current
10-mA Average Current
25-mA Average Current
35-mA Average Current
VCC = 3.3 V
Figure 6-3. Output Current vs Temperature
Ambient Temperature (qC)
-40 -30 -20 -10
0
10
20
30
40
50
60
70
80
90
5
10
15
20
25
30
35
40
CURR
5-mA Average Current
10-mA Average Current
25-mA Average Current
35-mA Average Current
VCC = 5 V
Figure 6-4. Output Current vs Temperature
Air Temperature (qC)
-40
-20
0
20
40
60
80
90
-1.05
-0.75
-0.45
-0.15
0.15
0.45
0.75
1.05
1.35
1.65
C2C3
Minimum at 5 mA
Maximum at 5 mA
Minimum at 10mA
Maximum at 10 mA
Minimum at 25 mA
Maximum at 25 mA
Minimum at 35 mA
Maximum at 35 mA
VCC = 3.3 V
Figure 6-5. Channel-to-Channel Current Accuracy
Ambient Tempeature (qC)
-40 -30 -20 -10
0
10
20
30
40
50
60
70
80
90
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
C2C5
Minimum at 5 mA
Maximum at 5 mA
Minimum at 10mA
Maximum at 10 mA
Minimum at 25 mA
Maximum at 25 mA
Minimum at 35 mA
Maximum at 35 mA
VCC = 5 V
Figure 6-6. Channel-to-Channel Current Accuracy vs
Temperature
Output Pin Voltage (V)
0
0.25
0.5
0.75
1
1.25
1.5
1.75
2
2.25
2.5
0
0.005
0.01
0.015
0.02
0.025
0.03
0.035
0.04
0.045
0.05
0.055
VSAT
50-PA IREF
100-PA IREF
150-PA IREF
200-PA IREF
250-\sm}A IREF
300-PA IREF
350-PA IREF
VCC = 3.3 V
Figure 6-7. OUT Pin Voltage vs Current
LP5018, LP5024
SLVSEB8C – OCTOBER 2018 – REVISED JULY 2024
www.ti.com
10
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Copyright © 2024 Texas Instruments Incorporated
Product Folder Links: LP5018 LP5024



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