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STA540

4 x 13 W dual/quad power amplifier

Operating RangeCommercial
Supply Voltage Min Volt8.0
Supply Voltage Max Volt22.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTube
RoHs compliantEcopack2
GradeIndustrial
Package NameMW 15L

The STA540 is a 4-channel, class-AB audio amplifier designed for high quality sound applications.The amplifiers have single-ended outputs with integrated short-circuit protection, thermal protection and diagnostic functions.The chip is housed in the 15-pin Multiwatt ECOPACK®Pb-free package which...
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Key features
  • High output power capability
    • 2x 38 W into 4 Ω at 18 V, 1 kHz, 10% THD
    • 2x 34 W into 8 Ω at 22 V, 1 kHz, 10% THD
    • 2x 24W into 4Ω at 14.4 V, 1 kHz, 10% THD
    • 2x 15 W into 8 Ω at 16 V, 1 kHz, 10% THD
    • 4x 13 W into 2 Ω at 15 V, 1 kHz, 10% THD
    • 4x 11 W into 4 Ω at 18 V, 1 kHz, 10% THD
    • 4x 7 W into 4 Ω at 14.4 V, 1 kHz, 10% THD
  • Minimum external components count:
    • no bootstrap capacitors
    • no Boucherot cells
    • internally fixed gain 20 dB
  • Standby function (CMOS compatible)
  • No audible pop during standby operations
  • Diagnostic facilities:
    • clip detector
    • output to GND short-circuit detector
    • output to VS short-circuit detector
    • soft short-circuit check at turn-on
    • thermal shutdown warning
  • Protection
    • Output AC/DC short circuit
    • Soft short-circuit check at turn-on
    • Thermal cutoff/limiter to prevent chip from overheating
    • High inductive loads
    • ESD
In stock
Quantity $ per unit Savings
1-9$4.080%
10-24$3.787%
25-99$3.6610%
100-249$3.3119%
250-499$3.2720%
500$3.2620%
Contact sales
$4.08
$4.08
or
Operating RangeCommercial
Supply Voltage Min Volt8.0
Supply Voltage Max Volt22.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTube
RoHs compliantEcopack2
GradeIndustrial
Package NameMW 15L

The STA540 is a 4-channel, class-AB audio amplifier designed for high quality sound applications.The amplifiers have single-ended outputs with integrated short-circuit protection, thermal protection and diagnostic functions.The chip is housed in the 15-pin Multiwatt ECOPACK®Pb-free package which...
Read More

Key features
  • High output power capability
    • 2x 38 W into 4 Ω at 18 V, 1 kHz, 10% THD
    • 2x 34 W into 8 Ω at 22 V, 1 kHz, 10% THD
    • 2x 24W into 4Ω at 14.4 V, 1 kHz, 10% THD
    • 2x 15 W into 8 Ω at 16 V, 1 kHz, 10% THD
    • 4x 13 W into 2 Ω at 15 V, 1 kHz, 10% THD
    • 4x 11 W into 4 Ω at 18 V, 1 kHz, 10% THD
    • 4x 7 W into 4 Ω at 14.4 V, 1 kHz, 10% THD
  • Minimum external components count:
    • no bootstrap capacitors
    • no Boucherot cells
    • internally fixed gain 20 dB
  • Standby function (CMOS compatible)
  • No audible pop during standby operations
  • Diagnostic facilities:
    • clip detector
    • output to GND short-circuit detector
    • output to VS short-circuit detector
    • soft short-circuit check at turn-on
    • thermal shutdown warning
  • Protection
    • Output AC/DC short circuit
    • Soft short-circuit check at turn-on
    • Thermal cutoff/limiter to prevent chip from overheating
    • High inductive loads
    • ESD