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UPC2800A

Features: • High reliability due to high-frequency lighting fluorescent lamp Internal trap circuit• Internal bandpass filter Central frequency variable by external resistor: fO = 30 to 80 kHz Few variation of central frequency thanks to fO trimming• Low external components Intern...

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UPC2800A: Features: • High reliability due to high-frequency lighting fluorescent lamp Internal trap circuit• Internal bandpass filter Central frequency variable by external resistor: fO = 30 to 8...

UPC2800A Data Sheet

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Part Number:
UPC2800A
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2025/12/9

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Product Details

Description



Features:

• High reliability due to high-frequency lighting fluorescent lamp
   Internal trap circuit
• Internal bandpass filter
   Central frequency variable by external resistor: fO = 30 to 80 kHz
   Few variation of central frequency thanks to fO trimming
• Low external components
   Internal output pull-up resistor and power supply filter resistor
   Only low external capacitance required
• ABLC (Automatic Bias Level Control) circuit
   Controls fluctuation of bias level cause by disturbance from external light
• Open-collector output
   Open-collector output (active low) with pull-up resistor (33 kΩ TYP.)


Pinout

Pin NO. Symbol Pin Name
1 Vcc1 Power input pin
2 OUT Output pin
3 Vcc2 Power output pin
4 fo BPF frequrncy setting pin
5 GND Ground pin
6 Cd detecton capacitor connection pin
7 IN- First-stage amplifier gain setting pin
8 IN+ Signal input pin
Connection Diagram


Description

  The µPC2800A is a receiver preamplifier for infrared remote control systems.  It can be directly connected to a PIN photodiode and integrates a high-gain first-stage amplifier, limiter, bandpass filter, detection circuit, and waveform shaping circuit to provide a receiver preamplifier on a single chip.


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