LM3824MM-2.0 National Semiconductor, LM3824MM-2.0 Datasheet - Page 10
![IC CURRENT GAUGE 3% 8MSOP](/photos/6/57/65756/pkg_mua08a_sml.jpg)
LM3824MM-2.0
Manufacturer Part Number
LM3824MM-2.0
Description
IC CURRENT GAUGE 3% 8MSOP
Manufacturer
National Semiconductor
Datasheet
1.LM3824MM-2.0.pdf
(12 pages)
Specifications of LM3824MM-2.0
Function
Current Gauge
Sensing Method
High-Side
Accuracy
±3%
Voltage - Input
2 ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Other names
LM3824MM-2.0TR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM3824MM-2.0
Manufacturer:
NS
Quantity:
15
Part Number:
LM3824MM-2.0
Manufacturer:
NS/国半
Quantity:
20 000
www.national.com
Look-Up Tables
The following tables show how to convert the duty cycle of
the PWM output to a current value, and vice versa. The
Sense Current
(Imax = 1.0A)
−0.05
−0.10
−0.15
−0.20
−0.25
−0.30
−0.35
−0.40
−0.45
−0.50
−0.55
−0.60
−0.65
−0.70
−0.75
−0.80
−0.85
−0.90
−0.95
0.95
0.90
0.85
0.80
0.75
0.70
0.65
0.60
0.55
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
−1
1
TABLE 1. Current to Duty Cycle Conversion Table
Sense Current
(Imax = 2.0A)
−0.10
−0.20
−0.30
−0.40
−0.50
−0.60
−0.70
−0.80
−0.90
−1.10
−1.20
−1.30
−1.40
−1.50
−1.60
−1.70
−1.80
−1.90
1.90
1.80
1.70
1.60
1.50
1.40
1.30
1.20
1.10
0.90
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0.00
−1
−2
10
2
1
quantization error of
Please see the “PWM Output and Current Accuracy” section
for more details.
1
⁄
Duty Cycle (%)
2
bit is not shown in these tables.
95.5
93.2
90.9
88.6
86.4
84.1
81.8
79.5
77.3
75.0
72.7
70.5
68.2
65.9
63.6
61.4
59.1
56.8
54.5
52.3
47.7
45.5
43.2
40.9
38.6
36.4
34.1
31.8
29.5
27.3
22.7
20.5
18.2
15.9
13.6
11.4
9.1
6.8
4.5
50
25