LM3822 National Semiconductor, LM3822 Datasheet - Page 6
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LM3822
Manufacturer Part Number
LM3822
Description
Precision Current Gauge IC with Internal Zero Ohm Sense Element and PWM Output
Manufacturer
National Semiconductor
Datasheet
1.LM3822.pdf
(12 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM3822MM-1.0
Manufacturer:
NS
Quantity:
1 334
Company:
Part Number:
LM3822MM-2.0
Manufacturer:
NSC
Quantity:
400
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Typical Performance Characteristics
0.1 µF. (Continued)
Operating Current vs Temperature
Current vs PWM Duty Cycle
Note 10: These curves represent a statistical average such that the noise is insignificant.
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 k
resistor.
DS101249-19
DS101249-22
In the application circuits, the 0.1 µF ceramic capacitor between pins 1 and 2
FIGURE 1. High Side Sense
Supply bypass capacitor is 0.1 µF and filter capacitor is
Shutdown Current vs Temperature
Accuracy vs Supply Voltage
6
DS101249-21
DS101249-28
DS101249-5