Product Summary
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 is RoHS (2002/95/EC) compliant.
Parametrics
(1)Supply voltage idle mode (no signal): 24 V;
(2)Supply voltage operating:22 V;
(3)Supply voltage AC-DC short safe :20V;
(4)Total power dissipation (Tcase = 85 ℃) :36 W;
(5)Storage and junction temperature: -40 to150℃; (6)Operating temperature 0 to 70℃
Features
1.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 24 W into 4 Ω 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
2.Minimum external components count:
– no bootstrap capacitors
– no Boucherot cells
– internally fixed gain 20 dB
3.Standby function (CMOS compatible)
4. No audible pop during standby operations
5.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
Diagrams
<IMG border=0 src="http://www.seekic.com/uploadfile/ic-mfg/201262923635980.jpg">
Image | Part No | Mfg | Description | Pricing (USD) |
Quantity | |||||||||||||
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STA540SA |
Other |
Data Sheet |
Negotiable |
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STA540SAN |
STMicroelectronics |
Power Amplifiers 4x10-watt dual/quad power amplifier |
Data Sheet |
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