LM3822MM-1.0/NOPB National Semiconductor, LM3822MM-1.0/NOPB Datasheet - Page 7
![IC CURRENT GAUGE PREC 8-MSOP](/photos/18/29/182939/msop-8_sml.jpg)
LM3822MM-1.0/NOPB
Manufacturer Part Number
LM3822MM-1.0/NOPB
Description
IC CURRENT GAUGE PREC 8-MSOP
Manufacturer
National Semiconductor
Type
Battery Chargerr
Datasheet
1.LM3822MM-1.0NOPB.pdf
(13 pages)
Specifications of LM3822MM-1.0/NOPB
Function
Current Gauge
Sensing Method
High-Side
Accuracy
±2%
Voltage - Input
2 ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Operating Supply Voltage (min)
2V
Operating Supply Voltage (max)
5.25V
Operating Temp Range
-40C to 85C
Package Type
MSOP
Mounting
Surface Mount
Pin Count
8
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Lead Free Status / Rohs Status
Compliant
Other names
LM3822MM-1.0
LM3822MM-1.0TR
LM3822MM-1.0TR
Typical Application Circuits
is used for bypassing, and the 0.1 µF ceramic capacitor between pins 3 and 4 is used for filtering. Shutdown (SD) is tied to
V
DD
through a 10 kΩ resistor.
where D
Please refer to the Product Operation section for more information.
FIGURE 2. Paralleling LM3822 for Higher Load Current
1
is the duty cycle of PWM1 and D
I
TOTAL
In the application circuits, the 0.1 µF ceramic capacitor between pins 1 and 2
= 2.2(D
FIGURE 1. High Side Sense
1
−0.5)I
MAX
7
+ 2.2(D
2
is the duty cycle of PWM2.
2
−0.5)I
MAX
10124905
10124907
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