Onkyo HTP-420 Скачать руководство пользователя страница 43 | Manualshive

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Onkyo HTP-420 Скачать руководство пользователя страница 43

Typical Single-Supply Applications

(V

+

= 5.0 V

DC

) (Continued)

Using Symmetrical Amplifiers to

Reduce Input Current (General Concept)

DS009299-29

Bridge Current Amplifier

DS009299-30

Bandpass Active Filter

DS009299-31

f

O

= 1 kHz

Q = 25

LM124/LM224/LM324/LM2902

www.national.com

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Содержание HTP-420

Страница 1: ...kers L R SKF 420F Center Speaker SKC 420C Surround Speakers L R SKM 420S Powered Subwoofer SKW 420 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PA...

Страница 2: ...7 5 lbs 3 4 kg 4 inch Cone Woofer x 2 1 inch Balanced Dome tweeter Color coded push type Magnetic shielding Type Impedance Maximum input power Output sound pressure level Frequency response Crossover...

Страница 3: ...5 x 4 pcs A04 F903 A03 U02 U03 F902 A01 U01 A06 Note IC501 Refer to PRINTED CIRCUIT BOARD PARTS LIST Refer to EXPLODED VIEWS 2 MDD type MDC type MDT type MPA type MGT type MPT type Notes A06 POWER SWI...

Страница 4: ...HTP 420 EXPLODED VIEWS 2 SKW 420 POWERED SUBWOOFER HTP 420 SP06 x 8 pcs SP08 SP04 SP01 SP03 SP05 x 8 pcs SP02 x 4 pcs...

Страница 5: ...F SKC 420C SKM 420S HTP 420 SP11 SP13 SP10 SP12 SP17 SP19 SP16 SP18 SP14 SP15 SKF 420F L SKF 420F R SKC 420C SKM 420S R SKM 420S L TERMINAL White Black TERMINAL Red Black TERMINAL Green Black TERMINAL...

Страница 6: ...HTP 420 BLOCK DIAGRAM SKW 420 POWERED SUBWOOFER HTP 420...

Страница 7: ...0V 60Hz AC 220 230V 50Hz AC 230 240V 50Hz INPUT PC BOARD U02 MA U01 VR LED PC BOARD U03 LED RED STANDBY GREEN ON Note POWER SWITCH C1 MDD type MDC type MDT type MPA type MGT type MPT type No No No Yes...

Страница 8: ...HTP 420 E F G H 0Hz 0Hz SPEAKER MAIN PC BOARD...

Страница 9: ...Hz AC 220 230V 50Hz AC 230 240V 50Hz SPEAKER INPUT PC BOARD U02 MAIN PC BOARD U01 VR LED PC BOARD U03 LED RED STANDBY GREEN ON Note POWER SWITCH C1 MDD type MDC type MDT type MPA type MGT type MPT typ...

Страница 10: ...BOARD CONNECTION DIAGRAM SKW 420 POWERED SUBWOOFER HTP 420 MAIN PC BOARD VR LED PC BOARD INPUT PC BOARD Notes POWER SWITCH MDD type MDC type MDT type MPA type MGT type MPT type No No No Yes Yes Yes PO...

Страница 11: ...HTP 420 PRINTED CIRCUIT BOARD VIEW SKW 420 POWERED SUBWOOFER A 1 2 3 4 5 B C D INPUT PC BOARD U02 MAIN PC BOARD U01 VR LED PC BOARD U03 No PC board view Look over the actual PC board on hand...

Страница 12: ...lity it is able to sup ply the highest power into both 4 and 8 loads The built in muting function with turn on delay simplifies the remote operation avoiding switching on off noises Parallel mode is m...

Страница 13: ...rred to VS 120 V V11 Buffer Voltage Referred to VS 120 V V12 Bootstrap Loader Voltage Referred to VS 100 V IO Output Peak Current 10 A Ptot Power Dissipation Tcase 70 C 50 W Top Operating Ambient Temp...

Страница 14: ...20Hz to 20kHz 1 3 10 V V Ri Input Resistance 100 k SVR Supply Voltage Rejection f 100Hz Vripple 0 5Vrms 75 dB TS Thermal Protection DEVICE MUTED 150 C DEVICE SHUT DOWN 160 C STAND BY FUNCTION Ref to p...

Страница 15: ...Figure 2 Typical Application P C Board and Component Layout scale 1 1 TDA7293 4 15...

Страница 16: ...R LOW FREQUENCY CUTOFF C2 22 F FEEDBACK DC DECOUPLING HIGHER LOW FREQUENCY CUTOFF C3 10 F MUTE TIME CONSTANT LARGER MUTE ON OFF TIME SMALLER MUTE ON OFF TIME C4 10 F ST BY TIME CONSTANT LARGER ST BY O...

Страница 17: ...ow har monic distortion and good behaviour over frequency response moreover an accurate con trol of quiescent current is required A local linearizing feedback provided by differen tial amplifier A is...

Страница 18: ...application of figure 5 shows the possibility of using only one command for both st by and mute functions On both the pins the maximum appli cable range corresponds to the operating supply voltage AP...

Страница 19: ...ere two TDA7293 are used In this application the value of the load must not be lower than 8 Ohm for dissipation and current capability reasons A suitable field of application includes HI FI TV subwoof...

Страница 20: ...R8 3 3K C17 1 8nF Z2 3 9V Z1 3 9V L2 1 H R19 270 D4 1N4148 D2 BYW98100 R1 2 R2 2 C9 330nF C10 330nF T2 BDX54A T6 BC393 T7 BC394 T8 BC394 R9 270 R10 270 R11 20K OUT IN C7 100nF C5 1000 F 35V C8 100nF C...

Страница 21: ...00 F Vs D97AU808D Vs C7 100nF C6 1000 F BUFFER DRIVER 11 BOOT LOADER 12 IN 2 IN 3 MUTE STBY 4 10 9 SGND MUTE THERMAL SHUTDOWN S C PROTECTION 1 STBY GND 7 13 14 6 15 8 Vs PWVs BOOTSTRAP OUT PWVs Vs C9...

Страница 22: ...Figure 8b Modular Application P C Board and Component Layout scale 1 1 Solder SIDE Figure 8a Modular Application P C Board and Component Layout scale 1 1 Component SIDE TDA7293 11 15...

Страница 23: ...e of the modular application 4ohm 8ohm Pd limit at Tcase 70 C Figure 13 Modular Application Pd vs Vsupply ref fig 7 20 25 30 35 40 45 50 Supply Voltage Vcc 0 1 2 3 4 5 6 Minimum Allovable Load ohm For...

Страница 24: ...TDA7293 13 15...

Страница 25: ...57 17 78 17 91 0 692 0 700 0 705 H1 19 6 0 772 H2 20 2 0 795 L 20 57 0 810 L1 18 03 0 710 L2 2 54 0 100 L3 17 25 17 5 17 75 0 679 0 689 0 699 L4 10 3 10 7 10 9 0 406 0 421 0 429 L5 5 28 0 208 L6 2 38...

Страница 26: ...ange without notice This publication supersedes and replaces all information previously supplied STMicroelectronics products are not authorized for use as critical components in life support devices o...

Страница 27: ...ompensated Advantages n Eliminates need for dual supplies n Four internally compensated op amps in a single package n Allows directly sensing near GND and VOUT also goes to GND n Compatible with all f...

Страница 28: ...Schematic Diagram Each Amplifier DS009299 33 Order Number LM124AW 883 LM124AWG 883 LM124W 883 or LM124WG 883 LM124AWRQML and LM124AWRQMLV Note 3 See NS Package Number W14B LM124AWGRQML and LM124AWGRQM...

Страница 29: ...ldering 10 seconds 260 C 260 C Small Outline Package Vapor Phase 60 seconds 215 C 215 C Infrared 15 seconds 220 C 220 C See AN 450 Surface Mounting Methods and Their Effect on Product Reliability for...

Страница 30: ...o 11V Voltage Gain RL 2 k 25 25 15 V mV Output Voltage VOH V 30V RL 2 k 26 26 26 V Swing LM2902 V 26V RL 10 k 27 28 27 28 27 28 VOL V 5V RL 10 k 5 20 5 20 5 20 mV Output Current Source VO 2V VIN 1V 10...

Страница 31: ...tion ratings and cause eventual destruction Destructive dissipation can result from simultaneous shorts on all amplifiers Note 6 This input current will only exist when the voltage at any of the input...

Страница 32: ...Input Voltage Range DS009299 34 Input Current DS009299 35 Supply Current DS009299 36 Voltage Gain DS009299 37 Open Loop Frequency Response DS009299 38 Common Mode Rejection Ratio DS009299 39 LM124 LM...

Страница 33: ...299 40 Voltage Follower Pulse Response Small Signal DS009299 41 Large Signal Frequency Response DS009299 42 Output Characteristics Current Sourcing DS009299 43 Output Characteristics Current Sinking D...

Страница 34: ...pled to the output of the amplifier a resistor should be used from the output of the amplifier to ground to increase the class A bias current and prevent crossover distortion Where the load is directl...

Страница 35: ...0V Output DS009299 5 R not needed due to temperature independent IIN DC Summing Amplifier VIN S 0 VDC and VO VDC DS009299 6 Where V0 V1 V2 V3 V4 V1 V2 V3 V4 to keep VO 0 VDC Power Amplifier DS009299...

Страница 36: ...ications V 5 0 VDC Continued LED Driver DS009299 8 BI QUAD RC Active Bandpass Filter DS009299 9 fo 1 kHz Q 50 AV 100 40 dB Fixed Current Sources DS009299 10 Lamp Driver DS009299 11 LM124 LM224 LM324 L...

Страница 37: ...pply Applications V 5 0 VDC Continued Current Monitor DS009299 12 Increase R1 for IL small Driving TTL DS009299 13 Voltage Follower DS009299 14 Pulse Generator DS009299 15 LM124 LM224 LM324 LM2902 www...

Страница 38: ...pplications V 5 0 VDC Continued Squarewave Oscillator DS009299 16 Pulse Generator DS009299 17 High Compliance Current Sink DS009299 18 IO 1 amp volt VIN Increase RE for Io small LM124 LM224 LM324 LM29...

Страница 39: ...y Applications V 5 0 VDC Continued Low Drift Peak Detector DS009299 19 Comparator with Hysteresis DS009299 20 Ground Referencing a Differential Input Signal DS009299 21 VO VR LM124 LM224 LM324 LM2902...

Страница 40: ...VDC Continued Voltage Controlled Oscillator Circuit DS009299 22 Wide control voltage range 0 VDC VC 2 V 1 5 VDC Photo Voltaic Cell Amplifier DS009299 23 AC Coupled Inverting Amplifier DS009299 24 LM12...

Страница 41: ...Single Supply Applications V 5 0 VDC Continued AC Coupled Non Inverting Amplifier DS009299 25 DC Coupled Low Pass RC Active Filter DS009299 26 fO 1 kHz Q 1 AV 2 LM124 LM224 LM324 LM2902 www national...

Страница 42: ...ngle Supply Applications V 5 0 VDC Continued High Input Z DC Differential Amplifier DS009299 27 High Input Z Adjustable Gain DC Instrumentation Amplifier DS009299 28 LM124 LM224 LM324 LM2902 www natio...

Страница 43: ...s V 5 0 VDC Continued Using Symmetrical Amplifiers to Reduce Input Current General Concept DS009299 29 Bridge Current Amplifier DS009299 30 Bandpass Active Filter DS009299 31 fO 1 kHz Q 25 LM124 LM224...

Страница 44: ...J Order Number JL124ABCA JL124BCA JL124ASCA JL124SCA LM124J LM124AJ LM124AJ 883 LM124J 883 LM224J LM224AJ or LM324J NS Package Number J14A MX S O Package M Order Number LM324M LM324MX LM324AM LM324AM...

Страница 45: ...ine Package N Order Number LM324N LM324AN or LM2902N NS Package Number N14A Ceramic Flatpak Package Order Number JL124ABDA JL124ABZA JL124ASDA JL124BDA JL124BZA JL124SDA LM124AW 883 LM124AWG 883 LM124...

Страница 46: ...be reasonably expected to cause the failure of the life support device or system or to affect its safety or effectiveness National Semiconductor Corporation Americas Tel 1 800 272 9959 Fax 1 800 737 7...

Страница 47: ...KW 420 SPCC 190 x 120 x T2 0mm 1 GSE4001750001 MDC EXPLODED A01 REAR PANEL SKW 420 SPCC 190 x 120 x T2 0mm 1 GSE4001750001 MDT EXPLODED A01 REAR PANEL SKW 420 SPCC 190 x 120 x T2 0mm 1 GSE4001750004 M...

Страница 48: ...1 YLB810004FL10 B EXPLODED SP12 COMPLETE UNIT SKF 420F B R 1 ANM8S670BBM11 B EXPLODED SP13 BACK LABEL R 1 YLB810004FR10 B EXPLODED SKF 420F S FRONT SPEAKERS L R EXPLODED SP10 COMPLETE UNIT SKF 420F S...

Страница 49: ...e 6 82194 Groebenzell GERMANY Tel 49 8142 4401 0 Fax 49 8142 4401 555 http www onkyo net ONKYO CHINA LIMITED Units 2102 2107 Metroplaza Tower I 223 Hing Fong Road Kwai Chung N T HONG KONG Tel 852 2429...

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