LM3815MX-1.0 National Semiconductor, LM3815MX-1.0 Datasheet - Page 8
![IC CURRENT GAUGE 3.5% 8SOIC](/photos/6/56/65640/pkg_m08a_sml.jpg)
LM3815MX-1.0
Manufacturer Part Number
LM3815MX-1.0
Description
IC CURRENT GAUGE 3.5% 8SOIC
Manufacturer
National Semiconductor
Datasheet
1.LM3814M-7.0NOPB.pdf
(14 pages)
Specifications of LM3815MX-1.0
Function
Current Gauge
Sensing Method
Low-Side
Accuracy
±3.5%
Voltage - Input
2 ~ 5.25 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Other names
*LM3815MX-1.0
www.national.com
Typical Application Circuits
is used for bypassing, and the 0.1µF ceramic capacitor between pins 3 and 4 is used for filtering. Shutdown (SD) is tied to
V
DD
through a 10kΩ resistor. (Continued)
where D
Please refer to the Product Operation section for more information.
FIGURE 3. Paralleling LM3814 for Higher Load Current
1
is the duty cycle of PWM1 and D
I
TOTAL
In the application circuits, the 0.1µF ceramic capacitor between pins 1 and 8
= 2.2(D
1
−0.5)I
MAX
8
+ 2.2(D
2
is the duty cycle of PWM2.
2
−0.5)I
MAX
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