Philips TDA8591J Скачать руководство пользователя страница 23 | Manualshive

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2002 Jan 14

23

Philips Semiconductors

Preliminary specification

4

×

44 W into 4

Ω

or 4

×

75 W into 2

Ω

quad BTL car radio power amplifier

TDA8591J

13.1

Protection circuit testing

handbook, full pagewidth

MGW453

4700

µ

F

>

100

µ

H

TDA8591J

(1)

battery

14.4 V

OUT

−

−

+

OUT

+

IN

STBY

GND

VP

Fig.30 Open ground pin test set-up.

One channel output shown.

At the start of the test, the 4700

µ

F capacitor should be discharged.

The amplifier is in standby during test.

(1) Cable length is 1 metre, cable diameter is 1.5 mm.

handbook, full pagewidth

MGW454

4700

µ

F

>

100

µ

H

TDA8591J

(1)

battery

14.4 V

OUT

−

−

+

OUT

+

IN

STBY

GND

VP

One channel output shown.

At the start of the test, the 4700

µ

F capacitor should be discharged.

The amplifier is in standby during test.

(1) Cable length is 1 metre, cable diameter is 1.5 mm.

Fig.31 Open power supply (pin V

P

) test set-up.

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Содержание TDA8591J

Страница 1: ...DATA SHEET Preliminary specification File under Integrated Circuits IC01 2002 Jan 14 INTEGRATED CIRCUITS TDA8591J 4 44 W into 4 Ω or 4 75 W into 2 Ω quad BTL car radio power amplifier ...

Страница 2: ...ON 11 DC CHARACTERISTICS 12 AC CHARACTERISTICS 12 1 Performance curves 13 TEST INFORMATION 13 1 Protection circuit testing 14 APPLICATION INFORMATION 14 1 Special attention for SMD input capacitors 14 2 Capacitors on outputs 14 3 EMC precautions 14 4 Offset detection 14 5 Channel selection 14 6 Detection of short circuits 14 7 PCB layout 14 8 PCB design advice 15 PACKAGE OUTLINE 16 SOLDERING 16 1 ...

Страница 3: ... ground to the positive supply voltage and across the load Pin CP can withstand short circuits to its adjacent pins all other pins can withstand short circuits to ground and to the positive supply voltage ESD protection on all pins Thermal protection against junction temperatures exceeding 150 C Load dump protection Protected against open ground pins loss of ground and outputs short circuited to s...

Страница 4: ...ut impedance 70 kΩ Po output power THD N 0 5 RL 4 Ω 19 22 W RL 2 Ω 34 W THD N 10 RL 4 Ω 27 28 W RL 2 Ω 47 W EAIJ values RL 4 Ω 41 5 44 W RL 2 Ω 75 W VOO output offset voltage mute mode 30 mV DC operating mode 60 mV Gv voltage gain Vi 40 mV RMS 25 26 27 dB THD N total harmonic distortion plus noise Po 1 W f 1 kHz RL 4 Ω 0 03 0 1 αcs channel separation Vi 40 mV RMS Rs 0 Ω 56 68 dB Vn o noise output ...

Страница 5: ...IAGRAM MGW449 handbook full pagewidth 26 dB 26 dB 26 dB 10 12 22 2 16 18 20 4 PGND1 8 3 5 26 dB VP INTERFACE STBY MUTE ON OFFSET DETECTION 7 PGND2 21 PGND3 24 PGND4 27 GNDHS DIAGNOSTIC CHARGE PUMP TDA8591J 1 VP1 VP 13 VP2 15 VP3 OUT1 OUT1 9 11 OUT2 OUT2 14 CP 6 DIAG 26 OFFCAP 19 17 OUT3 OUT3 25 23 OUT4 OUT4 IN4 IN3 SGND CIN IN2 IN1 Fig 1 Block diagram ...

Страница 6: ...2 channel 2 input VP2 13 channel 2 power supply CP 14 charge pump capacitor VP3 15 channel 3 power supply IN3 16 channel 3 input OUT3 17 channel 3 negative output IN4 18 channel 4 input OUT3 19 channel 3 positive output STBY 20 standby select input PGND3 21 channel 3 power ground CIN 22 common input voltage OUT4 23 channel 4 positive output PGND4 24 channel 4 power ground OUT4 25 channel 4 negativ...

Страница 7: ...load of one or more of the channels the following action occurs to reduce power dissipation and case temperature see Figs 5 and 6 All amplifiers switch off for approximately 20 ms After 20 ms the amplifiers switch on again If the short circuit persists the amplifiers switch off for another 20 ms period and the action repeats ESD protection Human body model 2000 V Machine model 200 V Protection aga...

Страница 8: ...p resistor 47 kΩ handbook halfpage MGT605 normal active DDD normal amplifier output DIAG t ms Pull up resistor 47 kΩ Fig 4 Diagnostic waveforms dynamic distortion detection function handbook halfpage MGT604 amplifier output DIAG short circuit across load 20 ms t ms Fig 5 Diagnostic waveforms short circuit across load Pull up resistor 47 kΩ andbook halfpage MGU498 short to GND short to VP amplifier...

Страница 9: ...lso generate an input LOW level for the microcontroller Assuming that a microcontroller HIGH input level must be equal to or greater than 2 V the following equations are used to calculate values for resistors R1 and R2 VIN1 2 V and where 5 V is the pull up supply voltage Vd is the forward voltage of a diode 0 6 V R1 and R2 are the resistors in the level shifter Using both equations thus R1 3 3 R2 ...

Страница 10: ...halfpage MGU513 MICRO CONTROLLER V R DIAG handbook halfpage MGU514 MICRO CONTROLLER V R DIAG handbook halfpage MGU515 MICRO CONTROLLER 5 V IN1 R1 R2 DIAG handbook halfpage MGU516 MICRO CONTROLLER 5 V IN1 R1 R2 IN2 DIAG Fig 8 Connecting the DIAG output to a microcontroller input a Internal pull up b External pull up c Level shifter d Two pin diagnostics ...

Страница 11: ...test conditions The supply voltage is 14 4 V measured on the pins of the TDA8591J All channels are loaded with 4 Ω and are driven simultaneously The input signal is a continuous no burst square wave V 1 V RMS f 1 kHz RMS output power is measured immediately at the start cold heatsink and after 1 minute of operation The mean value is the rated EIAJ power To have optimum output power performance the...

Страница 12: ...ar radio power amplifier TDA8591J handbook halfpage MGT613 T 1 f Vtop tr handbook halfpage T 1 f Vtop tr MGT612 Fig 9 Comparison of sine wave and square wave RMS powers 1 PEIAJ max infinite slew rate 2 Maximum slew rate of TDA8591J handbook halfpage 0 45 43 44 42 41 2 PEIAJ W 10 MGT614 4 6 8 2 1 SR V µs a c b ...

Страница 13: ...TER CONDITIONS MIN MAX UNIT VP supply voltage operating 18 V not operating 1 45 V with load dump protection see Fig 10 45 V VDIAG voltage on pin DIAG 45 V IOSM non repetitive peak output current 10 A IORM repetitive peak output current 6 A Vsc AC and DC short circuit voltage short circuit of output pins across loads and to ground or supply 18 V Vrp reverse polarity voltage t 1 ms 6 V Ptot total po...

Страница 14: ...quivalent thermal resistance network 10 QUALITY SPECIFICATION Quality according to SNW FQ 611E 11 DC CHARACTERISTICS Tamb 25 C RL VP VP1 VP2 VP3 14 4 V measured in the circuit of Fig 29 unless otherwise specified SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNIT Supplies VP supply voltage 8 0 14 4 18 0 V Iq tot total quiescent current 120 200 290 mA Istb standby current 2 50 µA VO DC output voltage 7 2...

Страница 15: ...n MUTE ON mute mode VSTBY 2 5 V 0 8 V operating mode VSTBY 2 5 V note 1 5 5 VP V ISTBY STBY pin current VSTBY 5 V 80 µA IMUTE ON MUTE ON pin current VMUTE ON 5 5 V 25 µA DIAG output see Figs 3 to 6 VDIAG diagnostic output voltage IDIAG sink 250 µA DDD protection circuits and temperature pre warning active 0 3 0 8 V offset diagnostic active 2 0 2 8 3 2 V IL leakage current VDIAG 14 4 V 1 µA THD tot...

Страница 16: ...7 W EIAJ values RL 4 Ω 41 5 44 W RL 2 Ω 75 W Gv voltage gain Vi 40 mV RMS 25 26 27 dB THD N total harmonic distortion plus noise Po 1 W f 1 kHz 0 03 0 1 Po 10 W f 10 kHz 0 2 αcs channel separation Vi 40 mV RMS Rs 0 Ω 56 68 dB Gv channel unbalance 1 dB Vn o noise output voltage Rs 0 Ω note 1 operating mode 70 110 µV mute mode 16 µV Vo mute output voltage in mute mode mute mode Vi 1 V RMS 16 30 µV S...

Страница 17: ...tion of supply voltage RL handbook halfpage 20 30 22 24 26 28 MGW458 10 102 103 104 105 f Hz 106 Gv dB Fig 13 Voltage gain as a function of frequency Vi 10 mV handbook halfpage 9 80 40 60 20 0 11 12 10 18 MGW459 13 14 15 16 17 VP V Po W 1 2 3 Fig 14 Output power as a function of supply voltage RL 4 Ω One channel driven 1 EIAJ values 2 THD N 10 3 THD N 1 handbook halfpage 9 120 40 60 80 100 20 0 11...

Страница 18: ...aration as a function of frequency channel 2 driven Po 1 W 1 Separation between channels 2 and 1 2 Separation between channels 2 and 3 3 Separation between channels 2 and 4 handbook halfpage 100 0 80 60 40 20 MGW463 10 102 103 104 f Hz 105 αcs dB 1 2 3 Fig 18 Channel separation as a function of frequency channel 3 driven Po 1 W 1 Separation between channels 3 and 1 2 Separation between channels 3 ...

Страница 19: ...ndbook halfpage 102 10 THD N 1 10 1 10 2 MGW467 10 2 10 1 1 10 Po W 102 1 2 3 Fig 21 Total harmonic distortion plus noise as a function of output power RL 2 Ω 1 f 10 kHz 2 f 1 kHz 3 f 100 Hz handbook halfpage 102 10 THD N 1 10 1 10 2 MGW466 10 102 103 104 f Hz 105 1 2 Fig 22 Total harmonic distortion plus noise as a function of frequency RL 4 Ω 1 Po 1 W 2 Po 10 W handbook halfpage 102 10 THD N 1 1...

Страница 20: ...andbook halfpage MGW470 10 2 1 P W Po W 10 1 10 102 10 3 30 20 10 0 Fig 25 Power dissipation as a function of output power RL 2 Ω Sine wave input one channel driven handbook halfpage MGW471 10 2 1 P W Po W 10 1 10 102 10 3 15 10 5 0 Fig 26 Power dissipation as a function of output power RL 4 Ω IEC60268 filtered noise one channel driven handbook halfpage MGW472 10 2 1 P W Po W 10 1 10 102 10 3 30 2...

Страница 21: ...ry specification 4 44 W into 4 Ω or 4 75 W into 2 Ω quad BTL car radio power amplifier TDA8591J handbook halfpage 80 0 60 40 20 MGW473 10 102 103 104 f Hz 105 SVRR dB Fig 28 Supply voltage ripple rejection as a function of frequency Vripple 2 V p p ...

Страница 22: ... 5 26 dB VP VP INTERFACE OFFSET DETECTION 7 PGND2 21 PGND3 24 PGND4 27 GNDHS DIAGNOSTIC CHARGE PUMP TDA8591J 1 VP1 13 VP2 15 VP3 4 Ω 22 nF 22 nF OUT1 OUT1 9 11 4 Ω 22 nF 220 nF 22 nF OUT2 OUT2 14 CP 6 DIAG 26 OFFCAP 19 17 4 Ω 22 nF 22 nF OUT3 OUT3 25 23 4 Ω 10 kΩ 22 nF 22 nF OUT4 OUT4 5 V Rs Vin4 IN4 220 nF Rs Vin3 IN3 SGND CIN 220 nF Rs Vin2 IN2 220 nF Rs Vin1 IN1 220 nF 100 µF 6 3 V 2200 µF 16 V...

Страница 23: ...One channel output shown At the start of the test the 4700 µF capacitor should be discharged The amplifier is in standby during test 1 Cable length is 1 metre cable diameter is 1 5 mm handbook full pagewidth MGW454 4700 µF 100 µH TDA8591J 1 battery 14 4 V OUT OUT IN STBY GND VP One channel output shown At the start of the test the 4700 µF capacitor should be discharged The amplifier is in standby ...

Страница 24: ... 4 Ω or 4 75 W into 2 Ω quad BTL car radio power amplifier TDA8591J handbook full pagewidth MGW455 4700 µF 100 µH TDA8591J 1 battery 14 4 V OUT OUT e g BZW03C18 IN GND fuse VP Fig 32 Reversed polarity power supply test set up 1 Cable length is 1 metre cable diameter is 1 5 mm ...

Страница 25: ...AGNOSTIC CHARGE PUMP TDA8591J 1 VP1 13 VP2 15 VP3 22 nF 22 nF OUT1 OUT1 9 11 22 nF 220 nF 22 nF OUT2 OUT2 14 CP 6 DIAG 26 OFFCAP 19 17 22 nF 22 nF OUT3 OUT3 25 23 2 or 4 Ω 22 nF to microcontroller 22 nF OUT4 OUT4 Rs Vin4 IN4 220 nF Rs Vin3 IN3 SGND CIN 220 nF Rs Vin2 IN2 220 nF Rs Vin1 IN1 220 nF 100 µF 6 3 V 2200 µF 16 V 100 nF 2 or 4 Ω 2 or 4 Ω 2 or 4 Ω STBY MUTE ON from microcontroller 1 2 2 µF...

Страница 26: ...1 13 VP2 15 VP3 22 nF 22 nF OUT1 OUT1 9 11 22 nF 220 nF 22 nF OUT2 OUT2 14 CP 6 DIAG 26 OFFCAP 19 17 22 nF 22 nF OUT3 OUT3 25 23 2 or 4 Ω 2 kΩ 2 kΩ 22 nF to microcontroller 22 nF OUT4 OUT4 Rs Vin4 IN4 220 nF Rs Vin3 IN3 SGND CIN 220 nF Rs Vin2 IN2 220 nF Rs Vin1 IN1 220 nF 100 µF 6 3 V 2200 µF 16 V 1 µF 100 nF 2 or 4 Ω 2 or 4 Ω 2 or 4 Ω 220 kΩ 220 kΩ 220 kΩ 220 kΩ STBY MUTE ON from microcontroller...

Страница 27: ...e voltage generated internally The loop area of the capacitor connected to pins CP and PGND2 should be kept as small as possible For optimum performance the capacitor used should have a good frequency performance for example an SMD ceramic capacitor See Figs 35 and 36 for a good PCB layout 14 4 Offset detection As shown in Fig 34 to obtain the DC offset information an output from each bridge is su...

Страница 28: ... or 4 75 W into 2 Ω quad BTL car radio power amplifier TDA8591J 14 7 PCB layout handbook full pagewidth gnd gnd diag float sgnd sgnd PCB On Mute TDA8591J Off GND Out1 Out2 Out3 Out4 2 2 µF In1 In3 In2 In4 8 18V VP MGW474 85 1 39 4 Fig 35 PCB layout component side Dimensions in mm ...

Страница 29: ... 4 75 W into 2 Ω quad BTL car radio power amplifier TDA8591J handbook full pagewidth 22 nF 1 µF GND VP 47 kΩ 47 kΩ 15 kΩ 220 kΩ 2 kΩ 2 kΩ 220 kΩ 220 kΩ 220 kΩ 27 22 nF 22 nF 220 nF 220 nF 22 nF 22 nF 22 nF 22 nF 22 nF MGW475 39 4 85 1 Fig 36 PCB layout soldering side Dimensions in mm ...

Страница 30: ...e to the IC An SMD component is recommended 2 Charge pump capacitor to be mounted close to the IC between pins 14 and 7 3 Switch closed is the mute mode 4 Switch open is the standby mode 5 A 3 3 nF capacitor has been added to provide a smooth offset detection diagnostic 6 Diagnostic output is less than 0 8 V when DDD or temperature pre warning or protection circuits are activated 7 Signal ground s...

Страница 31: ...iginal dimensions Note 1 Plastic or metal protrusions of 0 25 mm maximum per side are not included SOT521 1 0 5 10 mm scale L E A c A4 A5 A2 m L3 E1 Q w M bp 1 d Z e 2 e e 1 27 DBS27P plastic DIL bent SIL power package 27 leads lead length 7 7 mm SOT521 1 v M D x h Eh non concave view B mounting base side B D β e1 bp c D 1 E 1 Z 1 d e Dh L L3 m 0 60 0 45 0 5 0 3 30 4 29 9 28 0 27 5 12 2 0 12 2 11 ...

Страница 32: ...ves must not exceed 5 seconds The device may be mounted up to the seating plane but the temperature of the plastic body must not exceed the specified maximum storage temperature Tstg max If the printed circuit board has been pre heated forced cooling may be necessary immediately after soldering to keep the temperature within the permissible limit 16 3 Manual soldering Apply the soldering iron 24 V...

Страница 33: ...data handbook Limiting values definition Limiting values given are in accordance with the Absolute Maximum Rating System IEC 60134 Stress above one or more of the limiting values may cause permanent damage to the device These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of the specification is not implied ...

Страница 34: ...2002 Jan 14 34 Philips Semiconductors Preliminary specification 4 44 W into 4 Ω or 4 75 W into 2 Ω quad BTL car radio power amplifier TDA8591J NOTES ...

Страница 35: ...2002 Jan 14 35 Philips Semiconductors Preliminary specification 4 44 W into 4 Ω or 4 75 W into 2 Ω quad BTL car radio power amplifier TDA8591J NOTES ...

Страница 36: ...bility will be accepted by the publisher for any consequence of its use Publication thereof does not convey nor imply any license under patent or other industrial or intellectual property rights Philips Semiconductors a worldwide company Contact information For additional information please visit http www semiconductors philips com Fax 31 40 27 24825 For sales offices addresses send e mail to sale...

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