2 APPLICATIONS · Television sets · Home-sound sets · Multimedia systems · All mains fed audio systems. 4 QUICK REFERENCE DATA 3 GENERAL DESCRIPTION The TDA8928J is a switching power stage for a high efficiency class-D audio power amplifier system. With this power stage a compact 2 . 10 W self oscillating digital amplifier system can be built, operating with high efficiency and very low dissipation. No heatsink is required. The system operates over a wide supply voltage range from ±7.5 V up to ±3

40 W BTL quad car radio power TDA8571J amplifier FEATURES • Requires very few external components • High output power • Low output offset voltage • Fixed gain • Diagnostic facility (distortion, short-circuit and temperature pre-warning) • Good ripple rejection • Mode select switch (operating, mute and standby) • Load dump protection • Short-circuit safe to ground and to VP and across the load • Low power dissipation in any short-circuit condition • Thermally protected • Reverse polarity safe • E

Fig.8 IP as a function of VP. 0 300 200 100 0 4 VP (V) IP (mA) 208 12 16 MGD921 MGD922 60 Po (W) 40 20 0 (1) (2) (3) 8 1012141618 VP (V) (1) (2) (3) EIAJ. 10%. 0.5%. Fig.9 Po as a function of VP. Fig.10 THD + N as a function of Po. 10 1 Po (W) 10-1 10-2 MGD923 10 102 103 104 105 THD+N (%) 1 kHz f = 10 kHz 100 Hz Fig.11 THD + N as a function of frequency. 10 1 f (Hz) 10-1 10-2 MGD924 10 102 103 104 105 THD+N (%) 10 W 1 W 1998 Sep 23 11 Philips Semiconductors Product specification Philips Semicond

General description The TDA8566 is an integrated class-B output amplifier which is available in several packages. TDA8566TH is contained in a 20-lead small outline plastic package. The TDA8566TH1 is a 24-lead small outline plastic package which is pin compatible with the I2C-bus controlled amplifier TDA1566TH for one board layout. TDA8566Q is a 17-pin DIL-bent-SIL package. The device contains 2 amplifiers in a Bridge-Tied Load (BTL) configuration. The output power is 2 . 25 W in a 4 W load or 2

25 W high efficiency car radio power TDA1563Q amplifier FEATURES • Low dissipation due to switching from Single-Ended (SE) to Bridge-Tied Load (BTL) mode • Differential inputs with high Common Mode Rejection Ratio (CMRR) • Mute/standby/operating (mode select pin) • Zero crossing mute circuit • Load dump protection circuit • Short-circuit safe to ground, to supply voltage and across load • Loudspeaker protection circuit • Device switches to SE operation at excessive junction temperatures • Therma

Features · Requires very few external components · Thermally protected · High output power · Reverse polarity safe · Fixed gain · Capability to handle high energy on outputs (VP = 0 V) · Good ripple rejection · No switch-on/switch-off plop · Mute/stand-by switch · Protected against electrostatic discharge · Load dump protection · Compatible with TDA1517 (except gain). · AC and DC short-circuit-safe to ground and VP QUICK REFERENCE DATA PARAMETER CONDITIONS SYMBOL MIN. TYP. MAX. UNIT Supply volta

With a supply voltage (VP) of 14,4 V, an output power of 24 W can be delivered into a 4 W Bridge Tied Load (BTL), or when used as a stereo amplifier, 2 . 12 W into 2 W or 2 . 7 W into 4 W. Features · Flexibility - stereo as well as mono BTL · High output power · Low offset voltage at the output (important for BTL) · Large useable gain variation · Load dump protection · Good ripple rejection · A.C. short-circuit-safe to ground · Thermal protection · Low number, small sized external components · L

Introduction With the active subwoofer, you can enjoy highquality sound performance with powerful bass and beats. What’s in the box Check and identify the contents of your package: i j k a Main unit b Mounting plates x 2 c Power cable d Power control cable e Battery (+) cable f Speaker wire English EN Overview of the main unit abcefgd a PHASE • Adjust the phase of subwoofer signal. b FREQUENCY • Set LPF (low-pass-filter) frequency from 80Hz to 120Hz. c VOLUME • Adjust volume from 0 to maximum le

Mount the amplifier in car You can mount the amplifier either under a seat or on the rear tray. Note •• To avoid interference, do not place the amplifier too close to the car audio or antenna. •• The supplied mounting screws are 25mm long. Make sure that the mounting board is thicker than 25mm. 1 Place the unit on the location for installation. 2 Mark the positions of the four screw holes. 3 Drill the holes with driller of approximately 4mm in diameter. 4 Mount the unit with the supplied screws.

51 3 English EN Contents 1 Important 4 Safety 4 Notice 4 2 Your car power amplifier 5 Introduction 5 What’s in the box 5 Overview of the main unit 5 3 Installation 6 Mount the amplifier in car 6 Connect speakers 7 Connect car audio 7 Connect power 7 4 Use your power amplifier 9 Select filter mode 9 Select LPF frequency 9 Adjust input level 9 Adjust bass boost 9 About the protector indicator 9 Replace fuse 10 5 Product information 10 6 Troubleshooting 11 4 Notice Environmental information All unn