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LA4278

Features: • Television audio output.• Pin compatible with the LA4266 (3 W)/LA4267 (5 W)/ 4268 (10 W) and the LA4276 (3 W * 2)/4277(5 W * 2).• Package: SIP-10H (2.54 mm pitch, straight pins).• Thermal protection circuit and overvoltage protection circuit on chip.• Outp...

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SeekIC No. : 004390354 Detail

LA4278: Features: • Television audio output.• Pin compatible with the LA4266 (3 W)/LA4267 (5 W)/ 4268 (10 W) and the LA4276 (3 W * 2)/4277(5 W * 2).• Package: SIP-10H (2.54 mm pitch, strai...

LA4278 Data Sheet

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Part Number:
LA4278
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: 2025/1/11

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Product Details

Description



Features:

• Television audio output.
• Pin compatible with the LA4266 (3 W)/LA4267 (5 W)/ 4268 (10 W) and the LA4276 (3 W * 2)/4277(5 W * 2).
• Package: SIP-10H (2.54 mm pitch, straight pins).
• Thermal protection circuit and overvoltage protection circuit on chip.
• Output power: 10 W * 2(VCC = 28 V/RL = 8 ).


Specifications

Parameter Symbol Conditions Ratings Unit
Maximum supply voltage VCC Rg = 0 35 V
Maximum output current IO peak Per channel 2.5 A
Allowable power dissipation Pd max Infinite heat sink 25.0 W
Thermal resistance j-c   3.0 °C/W
Operating temperature Topr   20 to +75 °C
Storage temperature Tstg   40 to +150 °C



Description

The LA4278 is a 10 W 2-channel power amplifier intended for televisions.

This IC has a series of pin compatible monaural and 2- channel power amplifiers, thus allows the end product to use a common circuit boad.




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