LM3813MX-1.0/NOPB National Semiconductor, LM3813MX-1.0/NOPB Datasheet - Page 8

• Manufacturer Part Number: LM3813MX-1.0/NOPB
• Manufacturer: National Semiconductor
• Type: Battery Chargerr

Specifications of LM3813MX-1.0/NOPB

• Output Current: 1mA
• Operating Supply Voltage (min): 2V
• Operating Supply Voltage (max): 2.25V
• Operating Temp Range: -40C to 125C
• Package Type: SOIC N
• Mounting: Surface Mount
• Pin Count: 8
• Operating Temperature Classification: Automotive
• Lead Free Status / Rohs Status: Compliant

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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. (Continued)
where D
Please refer to the Product Operation section for more information.
FIGURE 3. Paralleling LM3812 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 8
= 2.2(D
10012207
1
−0.5)I
MAX
8
+ 2.2(D
2
is the duty cycle of PWM2.
2
−0.5)I
MAX