Details

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BUY LP339 https://www.utsource.net/itm/p/12608304.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC	Operating Range	2.0	-	36.0	V
Supply Current	ICC	Quiescent (per comparator)	-	150	-	渭A
Input Voltage Range	VI	Common Mode	0	-	VCC - 1.5	V
Differential Input Voltage	VID	Maximum	-	-	卤35	V
Output High Voltage	VOH	Load = 4 mA, VCC = 5V	-	-	3.4	V
Output Low Voltage	VOL	Load = 8 mA, VCC = 5V	-	-	0.4	V
Propagation Delay Time	td	Typical	-	4	-	渭s
Offset Voltage	VOS	Maximum	-	-	卤2	mV
Power Dissipation	PD	Maximum	-	-	720	mW

Instructions for Using the LP339

1. Power Supply:

   • Ensure the supply voltage (V_CC) is within the operating range of 2.0V to 36.0V.
   • Connect the power supply to pin 3 (V_CC) and ground to pin 11 (GND).

2. Input Connections:

   • Connect the non-inverting input (pin 1) and inverting input (pin 2) for the first comparator.
   • Repeat for the other comparators using pins 5 and 6, 8 and 9, and 12 and 13.
   • Ensure the input voltages are within the common mode range of 0V to V_CC - 1.5V.

3. Output Connections:

   • The open-collector output (pin 7) for the first comparator can be connected to a pull-up resistor to a suitable voltage level.
   • Repeat for the other outputs on pins 14, 1, and 2.
   • The output high voltage (V_OH) and output low voltage (V_OL) should be considered when selecting the pull-up resistor value.

4. Propagation Delay:

   • The typical propagation delay time (t_d) is 4 渭s. This should be accounted for in timing-sensitive applications.

5. Offset Voltage:

   • The maximum offset voltage (V_OS) is 卤2 mV. This can affect the accuracy of the comparator, so it may need to be calibrated or compensated for in precision applications.

6. Power Dissipation:

   • Ensure the total power dissipation (P_D) does not exceed 720 mW to avoid overheating and potential damage to the device.

7. Handling Precautions:

   • Handle the LP339 with care to avoid static damage.
   • Use appropriate decoupling capacitors (e.g., 0.1 渭F) between V_CC and GND to filter out noise and ensure stable operation.

By following these instructions, you can effectively use the LP339 in your circuits.

(For reference only)