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Philips TDA1521A - page 1
DA T A SH EET Product specification File under Integrated Circuits, IC01 July 1994 INTEGRA TED CIRCUITS TDA1521A 2 x 6 W hi-fi audio power amplifier ...
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Philips TDA1521A - page 2
July 1994 2 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A GENERAL DESCRIPTION The TDA1521A is a dual hi-fi audio power amplifier encapsulated in a 9-lead plastic power package. The device is especially designed for mains fed applications (e.g. stereo tv sound and stereo radio). Features • Requires ve ...
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Philips TDA1521A - page 3
July 1994 3 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A Fig.1 Block diagram. ...
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Philips TDA1521A - page 4
July 1994 4 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A PINNING FUNCTIONAL DESCRIPTION This hi-fi stereo power amplifier is designed for mains fed applications. The circuit is designed for both symmetrical and asymmetrical power supply systems. An output power of 2 × 6 watts (THD = 0,5%) can be deli ...
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Philips TDA1521A - page 5
July 1994 5 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A THERMAL RESIST ANCE HEA TSINK DESIGN EXAMPLE With derating of 6 K/W, the value of heatsink thermal resistance is calculated as follows: given R L = 8 Ω and V P = ± 12 V, the measured maximum dissipation is 7,8 W; then, for a maximum ambient t ...
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Philips TDA1521A - page 6
July 1994 6 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A CHARACTERISTICS P ARAMETER CONDITIONS SYMBOL MIN. TYP . MAX. UNIT Supply voltage range operating mode V P ± 7,5 ± 12,0 ± 20,0 V input mute mode V P ± 2,0 −± 5,8 V Repetitive peak output current I ORM −− 2,2 A Operating mode: symmetric ...
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Philips TDA1521A - page 7
July 1994 7 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A Notes to the characteristics 1. Power bandwidth at P o max − 3 dB. 2. Ripple rejection at R S = 0 Ω , f = 100 Hz to 20 kHz; ripple voltage = 200 mV (r.m.s. value) applied to positive or negative supply rail. Operating mode: asymmetrical powe ...
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Philips TDA1521A - page 8
July 1994 8 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A APPLICA TION INFORMA TION Input mute circuit The input mute circuit operates only during switching on and off of the supply voltage. The circuit compares the 1 ⁄ 2 supply voltage (at pin 3) with an internally fixed reference voltage (V ref ), ...
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Philips TDA1521A - page 9
July 1994 9 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A Fig.4 Output power as a function of supply voltage; symmetrical supply; R L = 8 Ω ; f = 1 kHz. Fig.5 Distortion as a function of frequency; symmetrical supply; V P = ± 12 V; R L = 8 Ω ; P o = 3 W. ...
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Philips TDA1521A - page 10
July 1994 10 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A Fig.6 Supply voltage ripple rejection; symmetrical supply, V P = ± 12 V; V RR = 200 mV. Fig.7 Power dissipation as a function of output power; asymmetrical supply; V S = 24 V; R L = 8 Ω ; f = 1 kHz. ...
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Philips TDA1521A - page 11
July 1994 11 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A Fig.8 Output power as a function of supply voltage; asymmetrical supply; R L = 8 Ω ; f = 1 kHz. Fig.9 Distortion as a function of frequency; asymmetrical supply; V S = 24 V; R L = 8 Ω ; P o = 3 W. ...
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Philips TDA1521A - page 12
July 1994 12 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A Fig.10 Supply voltage ripple rejection; asymmetrical supply; V S = 24 V; V RR = 200 mW. ...
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Philips TDA1521A - page 13
July 1994 13 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A Fig.11 Test and application circuit; symmetrical power supply. (1) To be connected as close as possible to the I.C. Fig.12 Test and application circuit; asymmetrical power supply. (1) To be connected as close as possible to the I.C. ...
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Philips TDA1521A - page 14
July 1994 14 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A P ACKAGE OUTLINE UNIT A A max. 2 A 3 b 1 D 1 b 2 bc D (1) E (1) Z max. (1) eL P P 1 q 1 q 2 q REFERENCES OUTLINE VERSION EUROPEAN PROJECTION ISSUE DATE IEC JEDEC EIAJ mm 18.5 17.8 3.7 8.7 8.0 A 4 15.8 15.4 1.40 1.14 0.67 0.50 1.40 1.14 0.48 0.3 ...
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Philips TDA1521A - page 15
July 1994 15 Philips Semiconductors Product specification 2 x 6 W hi-fi audio power amplifier TDA1521A SOLDERING Introduction There is no soldering method that is ideal for all IC packages. Wave soldering is often preferred when through-hole and surface mounted components are mixed on one printed-circuit board. However, wave soldering is not alw ...
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