Low Power Stereo Series 2 x 25 Watt 6 Ohm Class D A ud io Amplifi er Board - TDA74 9 2 (AA -AB 32165 ) Key Featu res : Electrical Spe cifi cation s O utput Pow er Specifications typical +25 , Powered by 16 V DC, unless otherwise noted. Specifications subject to change without notice. 25W 6Ohm 16V DC THD+N 10% Paramet er Con ditions Min. Typ. Max. Units 20W 6Ohm 16V DC THD+N 1% Power Supply - 14 16 19 VD C Idle P ower STBY Floating - 0.56 0.61 W Adjust able G ain Standby Power STBY Connec ted to G ND - 0.096 0.1 W O utput Conn ection Efficienc y 2 X 25W 6 ,powered by 16V DC 87 90 93 % Block Terminal and Banana(op tional) Minim um Load Impedanc e - - 4 - Mute and Standby Control Switc hing Frequency No Load 300 350 400 KHz Full Prot ectio n Au d io Pe rforman ce O ptimized Heatsink Design Specifications typical +25 ,Powered by 16 V DC , unless otherwise noted. Specifications subject to change without notice. 4-screw Easy Installation Parameter Cond ition s Min. Typ. Max. Unit s Weight:104g/0.23 lbs SW 1 ON, SW 2 O N 20.6 21.6 22.6 dB Size:4.8inchX3.6inchX0.85inch SW 1 ON, SW 2 O FF 26.6 27.6 28.6 dB Gain SW 1 OFF, SW 2 O N 30.1 31.1 32.1 dB SW 1 OFF, SW 2 O FF 32.6 33.6 34.6 dB Gain 21.6dB 1.38 1.48 1.58 V Envi ronm ental Gain 27 .6dB 0.66 0.73 0.80 V Input Sens itivity Gain 31. 1dB 0.45 0.49 0.53 V Condi tion s: Gain 33 .6dB 0.32 0.37 0.42 V Hum idity: 5-85% RH Non- Input Impedance - 48 60 - K condensing 6 THD+N 1% - 20 - W Operating Temperatu re Ambient: Output Power 6 THD+N 10% - 25 - W 0 to +55 Bandwidth -3dB 6 , G ain21.6dB 20 - 20K Hz Storage Temperatu re : -40 to 85 THD 6 ,1W,1KHz, Gain 21.6dB - 0.05 - % Output N ois e Lev el A-weighting , Gain 21.6dB 180 190 uV 170 SNR 20W 6 , THD+N 1%, Gain 21.6dB - 91 - dB All these boards are per-t ested Typical Performa nce Graph s w ith our power supply solution to comply with FCC and CE. For all customers who need those information, please contact our distributor or Sure Electronics. RoHS com pliant will need an MOQ of 1000pcs per order. Ready for: All parameters were tes ted with Rohde & Schwarz UPV audio analyze r (AES17 filter enabled ) and AP AUX0025 filter. For authorized distr ibutors and OEM cus tomers who need more detailed performance graph s and parameter s ettings , please s end an inquiry e-mail to us. (N ot av ailable for retail customers )Not es: 1. The output power is rated at the c ondition THD+N 10%,1KHz s ine wav e. M odel Selec tion Gui de 2. All amplifie r board employs revers e polarity protec tion Pow er Model Typical Amplifier exc luding AA-AB32165, AA-AB32174 . Stresses beyond the power O utput Power Supply Dimension Number Load IC s upply range m aximum ratings may cause permant dam age. Range 1 AA-AB32131 2 X 2W att DC6-12V 4 PAM8803 3 X2 , 3. Not typical load may cause rating power reduction. AA-AB32232 2 X 10W att DC7-15V 8 PAM8610 3 X2 AA-AB32999 2 X 15W att DC10-26V 4 PAM8615 3 X2 4. Dimens ion means length and width of PCB only, exc luding AA-AB32231 2 X 8W att DC8-19V 8 TPA3110 3 X2 exc essive part out of the PCB outlin e. 2 AA-AB32233 2 X 10W att DC7-18V 4 SSM3302 3.6 X2.7 , 5. We also prov ide the power s upply adaptors . AA-AB32992 2 x 15W att DC8-28V 4 MAX9736A 3.6 X2.7 Mean W ell RS-50-15 AC/DC Singl e Output Switching Power AA-AB32993 2 X 15W att DC10-28V 4 MP7740 3.6 X2.7 Supply 15V 3.4A 50W (PS-SP11537) AA-AB32996 2 X 15W att DC8-26V 8 TPA3110 3.6 X2.7 6. All parameters were tes ted with Rohde & Schwar z UPV audio AA-AB32155 2 X 15W att DC9-14V 4 TA2024 3.6 X2.7 analyze r and AP AUX0025 filter with AES17 filter enabled. Linear AA-AB32254 2 X 20W att DC8-28V 8 MAX98400A 3.6 X2.7 Power Supply units were used for tes ting. AA-AB32166 2 X 25W att DC8-26V 6 TDA7492P 3.6 X2.7 3 AA-AB32165 2 X 25W att DC14-19V 6 TDA7492 4.8 X3.6 , 7. If you l l buy the s ame model of amplifi er board for the s econd AA-AB32174 2 X 50W att DC8-26V 6 TDA7492 4.8 X3.6 time at the MO Q 100, please inform us the vers ion and tim e of las t purchas e in order to av oid application inc ompatibility brought by AA-AB32179 2 X 50W att DC8-26V 6 TDA7492 3.6 X2.7 v ers ion update. AA-AB32167 2 X 25W att DC10-27V 4 TPA3123 3.6 X2.7 AA-AB32472 2 X 30W att DC8-26V 8 TPA3118 3.6 X2.7 8. Sure Elec tronics promise all standard products life cyc le m ore AA-AB32178 2 X 50W att DC8-26V 4 TPA3116 3.6 X2.7 than 5 years . Sure Elec tronics reserve the right to update the v ers ion without notice. All the produc ts sent to retail customers are the latest v ers ion. We will prov ide bac k-to-order s ervice (100 M echanical Dimen sion s Piec es MOQ needed) for our distr ibutors in 5 years . A A1 B B1 R Dimension (inch/m m) (inch/mm) (inch/mm ) (inch/mm) (inch/mm ) 1 3.00/76.2 2.70/68.6 2.00/50.8 1.70/43.2 0.14/3.6 2 3.95/100.3 3.30/83.8 2.70/68.6 2.40/61.0 0.14/3.6 3 5.15/130.8 4.40/111.8 3.60/91.4 3.20/81.3 0.15/3.8 Notes: All dim ens ions are typical in inc hes (mm) Tolerance x.xx = 0.02 ( 0.50 ) Height: 1) AA-AB32178 , AA-AB32179: 0.87inc h/22.1m m 2) AA-AB32165: 0.85inc h/21.6m m, AA-AB32174: 1.38inc h/35.0m m , Other models 0.60inc h/15.2m m Con nect ions Audio Input Connector: Power Supply Con nector: J3,J8 RCA J ack (CH1,CH2) J14 DC J ack 5.5m m/2.5mm J1 Terminal Bloc k RJ 141V J13 Terminal Bloc k RJ128 (optional) (optional) Pi n Function Pin Function 1 GND 1,2 CH1 2 VCC 3,4,5,6 G ND 7,8 CH2 Mute and Stand by Control Con nector: Speaker Output Connector: J11,J 12 Terminal Bloc k RJ128 J4,J9 Terminal Bloc k RJ 128 (optional) J11 Pin Function J4 Pin Function 1 Standby 1 O UT1- 2 G ND 2 OUT1+ J12 Pin Function J9 Pin Function 1 Mute 1 OUT2+ 2 GND 2 O UT2- Sure Electronics Hav e Fun With Us